UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                    Form 13F
                               Form 13F COVER PAGE
Report for the Calendar Year or Quarter Ended: 9/30/2011
Check here if Amendment []; Amendment Number:
                                               -------
This Amendment (Check only one.):               [] is a restatement.
                                                [] adds new holdings entries.

Institutional Investment Manager Filing this Report:


Name:      TRUSTCO BANK CORP NY

Address:   5 SARNOWSKI DRIVE
           GLENVILLE, NY 12302


Form 13F File Number: 28-06657


The institutional investment manager filing this report and the person by whom
it is signed hereby represent that the person signing the report is authorized
to submit it, that all information contained herein is true, correct and
complete, and that it is understood that all required items, statements,
schedules, lists, and tables, are considered integral parts of this submission.

Persons Signing this Report on Behalf of Reporting Manager:

Name:   RICHARD W. PROVOST
Title:  SENIOR TRUST OFFICER
Phone:  518-381-3643

Signature,  Place,  and  Date  of  Signing:

/s/ RICHARD W. PROVOST             GLENVILLE NY                       10/18/2011
---------------------------------  ---------------------------------  ----------
[Signature]                        [City, State]                      [Date]



Report  Type  (Check  only  one):

[X]     13F HOLDINGS REPORT. (Check here if all holdings of this reporting
        manager are reported in this report.)

[ ]     13F NOTICE. (Check here if no holdings reported are in this report,
        and all holdings are reported by other reporting manager(s).)

[ ]     13F COMBINATION REPORT. (Check here if a portion of the holdings for
        this reporting manager are reported in this report and a portion are
        reported by other reporting manager(s).)

List of Other Managers Reporting for this Manager:




                              Form 13F SUMMARY PAGE

Report Summary:

Number of Other Included Managers:                    1

Form 13F Information Table Entry Total:             200

Form 13F Information Table Value Total:  $       91,464
                                         --------------
                                         (In Thousands)


List of Other Included Managers:

Provide a numbered list of the name(s) and 13F file number(s) of all
institutional investment managers with respect to which this report is filed,
other than the manager filing this report.

No.   Form 13F File Number  Name

7000  028-10307             TRUSTCO BANK
----  --------------------  ----------------------------------------------------






                                                  FORM 13F INFORMATION TABLE

           COLUMN 1                COLUMN 2    COLUMN 3  COLUMN 4     COLUMN 5       COLUMN 6  COLUMN 7      COLUMN 8
------------------------------- -------------- --------- -------- ----------------- ---------- -------- -------------------
                                                          VALUE   SHRS OR  SH/ PUT/ INVESTMENT  OTHER    VOTING AUTHORITY
        NAME OF ISSUER          TITLE OF CLASS   CUSIP   (x$1000) PRN AMT  PRN CALL DISCRETION MANAGERS SOLE  SHARED  NONE
------------------------------- -------------- --------- -------- -------- --- ---- ---------- -------- ----- ------ ------
                                                                                    
AT&T INC                        COM            00206R102     1384    48536 SH       DEFINED    7000     48536      0      0
AT&T INC                        COM            00206R102      485    17015 SH       OTHER      7000     12622      0      0
                                                                0        0          OTHER      7000         0   4393      0
ABBOTT LABORATORIES             COM            2824100       2266    44301 SH       DEFINED    7000     43201      0      0
                                                                0        0          DEFINED    7000         0      0   1100
ABBOTT LABORATORIES             COM            2824100        355     6945 SH       OTHER      7000      2945      0      0
                                                                0        0          OTHER      7000         0   4000      0
AIR PRODUCTS & CHEMICALS INC    COM            9158106        367     4800 SH       DEFINED    7000      4800      0      0
AMERICAN EXPRESS CO             COM            25816109       340     7575 SH       DEFINED    7000      7575      0      0
AMERICAN EXPRESS CO             COM            25816109        13      300 SH       OTHER      7000         0    300      0
APPLIED MATERIALS INC           COM            38222105       723    69800 SH       DEFINED    7000     66000      0      0
                                                                0        0          DEFINED    7000         0      0   3800
APPLIED MATERIALS INC           COM            38222105        29     2800 SH       OTHER      7000      2800      0      0
AUTOMATIC DATA PROCESSING INC   COM            53015103       414     8773 SH       DEFINED    7000      7273      0      0
                                                                0        0          DEFINED    7000         0      0   1500
AUTOMATIC DATA PROCESSING INC   COM            53015103        14      300 SH       OTHER      7000       300      0      0
BANK OF AMERICA CORP            COM            60505104       197    32175 SH       DEFINED    7000     32175      0      0
BANK OF AMERICA CORP            COM            60505104        34     5618 SH       OTHER      7000      2864      0      0
                                                                0        0          OTHER      7000         0   2754      0
BHP BILLITON LTD                FOR            88606108       427     6425 SH       DEFINED    7000      6425      0      0
BHP BILLITON LTD                FOR            88606108        13      200 SH       OTHER      7000         0    200      0
BRISTOL-MYERS SQUIBB CO         COM            110122108      249     7949 SH       DEFINED    7000      7949      0      0
BRISTOL-MYERS SQUIBB CO         COM            110122108      436    13886 SH       OTHER      7000      7186      0      0
                                                                0        0          OTHER      7000         0   6700      0
CATERPILLAR INC                 COM            149123101      186     2513 SH       DEFINED    7000      2513      0      0
CATERPILLAR INC                 COM            149123101       61      830 SH       OTHER      7000       830      0      0
CHEVRON CORP NEW                COM            166764100     2597    28045 SH       DEFINED    7000     27045      0      0
                                                                0        0          DEFINED    7000         0      0   1000
CHEVRON CORP NEW                COM            166764100      396     4279 SH       OTHER      7000      2139      0      0
                                                                0        0          OTHER      7000         0   2140      0
CISCO SYSTEMS INC               COM            17275R102      597    38492 SH       DEFINED    7000     38492      0      0
CISCO SYSTEMS INC               COM            17275R102       33     2150 SH       OTHER      7000       950      0      0
                                                                0        0          OTHER      7000         0   1200      0
COCA COLA CO                    COM            191216100     3188    47192 SH       DEFINED    7000     46892      0      0
                                                                0        0          DEFINED    7000         0      0    300
COCA COLA CO                    COM            191216100      763    11300 SH       OTHER      7000      6350      0      0
                                                                0        0          OTHER      7000         0   4950      0
COLGATE PALMOLIVE CO            COM            194162103     1586    17885 SH       DEFINED    7000     17885      0      0
COLGATE PALMOLIVE CO            COM            194162103      231     2600 SH       OTHER      7000      1000      0      0
                                                                0        0          OTHER      7000         0   1600      0
DISNEY WALT CO                  COM            254687106     1106    36671 SH       DEFINED    7000     34571      0      0
                                                                0        0          DEFINED    7000         0      0   2100
DISNEY WALT CO                  COM            254687106      256     8500 SH       OTHER      7000      5000      0      0
                                                                0        0          OTHER      7000         0   3500      0
DOW CHEMICAL CO                 COM            260543103      244    10874 SH       DEFINED    7000     10874      0      0
DOW CHEMICAL CO                 COM            260543103       78     3471 SH       OTHER      7000      1671      0      0
                                                                0        0          OTHER      7000         0   1800      0
DU PONT E I DE NEMOURS & CO     COM            263534109      252     6300 SH       DEFINED    7000      4900      0      0
                                                                0        0          DEFINED    7000         0      0   1400
DU PONT E I DE NEMOURS & CO     COM            263534109       63     1586 SH       OTHER      7000      1386      0      0
                                                                0        0          OTHER      7000         0    200      0
ECOLAB INC                      COM            278865100      618    12633 SH       DEFINED    7000     12633      0      0
ECOLAB INC                      COM            278865100       24      500 SH       OTHER      7000       500      0      0
EMERSON ELECTRIC CO             COM            291011104      219     5300 SH       DEFINED    7000      4900      0      0
                                                                0        0          DEFINED    7000         0      0    400
EMERSON ELECTRIC CO             COM            291011104       63     1513 SH       OTHER      7000       313      0      0
                                                                0        0          OTHER      7000         0   1200      0
EXELON CORP                     COM            30161N101      697    16367 SH       DEFINED    7000     16367      0      0
EXELON CORP                     COM            30161N101      113     2650 SH       OTHER      7000      1550      0      0
                                                                0        0          OTHER      7000         0   1100      0






                                                  FORM 13F INFORMATION TABLE

           COLUMN 1                COLUMN 2    COLUMN 3  COLUMN 4     COLUMN 5       COLUMN 6  COLUMN 7      COLUMN 8
------------------------------- -------------- --------- -------- ----------------- ---------- -------- -------------------
                                                          VALUE   SHRS OR  SH/ PUT/ INVESTMENT  OTHER    VOTING AUTHORITY
        NAME OF ISSUER          TITLE OF CLASS   CUSIP   (x$1000) PRN AMT  PRN CALL DISCRETION MANAGERS SOLE  SHARED  NONE
------------------------------- -------------- --------- -------- -------- --- ---- ---------- -------- ----- ------ ------
                                                                                    
EXXON MOBIL CORP                COM            30231G102     5005    68907 SH       DEFINED    7000     66607      0      0
                                                                0        0          DEFINED    7000         0      0   2300
EXXON MOBIL CORP                COM            30231G102     2192    30187 SH       OTHER      7000     14027      0      0
                                                                0        0          OTHER      7000         0  16160      0
GENERAL ELECTRIC CO             COM            369604103     7053   463418 SH       DEFINED    7000     45395      8      0
                                                                0        0          DEFINED    7000         0      0   9460
GENERAL ELECTRIC CO             COM            369604103     3585   235563 SH       OTHER      7000     17985      7      0
                                                                0        0          OTHER      7000         0  52706      0
                                                                0        0          OTHER      7000         0      0   3000
GENERAL MILLS INC               COM            370334104     1003    26048 SH       DEFINED    7000     25648      0      0
                                                                0        0          DEFINED    7000         0      0    400
GENERAL MILLS INC               COM            370334104      404    10500 SH       OTHER      7000      8500      0      0
                                                                0        0          OTHER      7000         0   2000      0
GLAXOSMITHKLINE PLC             FOR            37733W105      318     7704 SH       DEFINED    7000      7704      0      0
GLAXOSMITHKLINE PLC             FOR            37733W105      176     4256 SH       OTHER      7000      3656      0      0
                                                                0        0          OTHER      7000         0    600      0
HEWLETT PACKARD CO              COM            428236103      274    12203 SH       DEFINED    7000     12203      0      0
HEWLETT PACKARD CO              COM            428236103       88     3900 SH       OTHER      7000      1400      0      0
                                                                0        0          OTHER      7000         0   2500      0
HOME DEPOT INC                  COM            437076102      288     8755 SH       DEFINED    7000      7555      0      0
                                                                0        0          DEFINED    7000         0      0   1200
HOME DEPOT INC                  COM            437076102       58     1764 SH       OTHER      7000      1364      0      0
                                                                0        0          OTHER      7000         0    400      0
INTEL CORP                      COM            458140100     1732    81172 SH       DEFINED    7000     79272      0      0
                                                                0        0          DEFINED    7000         0      0   1900
INTEL CORP                      COM            458140100      221    10368 SH       OTHER      7000      6068      0      0
                                                                0        0          OTHER      7000         0   4300      0
IBM CORP                        COM            459200101     2242    12822 SH       DEFINED    7000     12822      0      0
IBM CORP                        COM            459200101      498     2850 SH       OTHER      7000      1300      0      0
                                                                0        0          OTHER      7000         0   1550      0
ISHARES                         MUT            464287465      290     6066 SH       DEFINED    7000      6066      0      0
ISHARES                         MUT            464287465        8      175 SH       OTHER      7000       175      0      0
JPMORGAN CHASE & CO             COM            46625H100     1069    35508 SH       DEFINED    7000     35208      0      0
                                                                0        0          DEFINED    7000         0      0    300
JPMORGAN CHASE & CO             COM            46625H100      233     7752 SH       OTHER      7000      3965      0      0
                                                                0        0          OTHER      7000         0   3787      0
JACOBS ENGINEERING GROUP INC    COM            469814107      221     6849 SH       DEFINED    7000      6849      0      0
JACOBS ENGINEERING GROUP INC    COM            469814107       15      450 SH       OTHER      7000       350      0      0
                                                                0        0          OTHER      7000         0    100      0
JOHNSON & JOHNSON               COM            478160104     4359    68446 SH       DEFINED    7000     68446      0      0
JOHNSON & JOHNSON               COM            478160104      708    11111 SH       OTHER      7000      6211      0      0
                                                                0        0          OTHER      7000         0   4900      0
JOHNSON CONTROLS INC            COM            478366107      417    15800 SH       DEFINED    7000     15800      0      0
JOHNSON CONTROLS INC            COM            478366107       42     1600 SH       OTHER      7000       400      0      0
                                                                0        0          OTHER      7000         0   1200      0
KRAFT FOODS INC                 COM            50075N104      177     5280 SH       DEFINED    7000      5280      0      0
KRAFT FOODS INC                 COM            50075N104       87     2582 SH       OTHER      7000       506      0      0
                                                                0        0          OTHER      7000         0   2076      0
ELI LILLY & CO                  COM            532457108      152     4099 SH       DEFINED    7000      4099      0      0
ELI LILLY & CO                  COM            532457108       61     1656 SH       OTHER      7000       556      0      0
                                                                0        0          OTHER      7000         0   1100      0
LOWES COMPANIES INC             COM            548661107      333    17234 SH       DEFINED    7000     17234      0      0
LOWES COMPANIES INC             COM            548661107       11      550 SH       OTHER      7000       350      0      0
                                                                0        0          OTHER      7000         0    200      0
MASCO CORP                      COM            574599106       90    12625 SH       DEFINED    7000     12625      0      0
MASCO CORP                      COM            574599106       15     2100 SH       OTHER      7000         0   2100      0
MCDONALDS CORP                  COM            580135101       26      300 SH       DEFINED    7000       300      0      0
MCDONALDS CORP                  COM            580135101      214     2435 SH       OTHER      7000      2435      0      0
MCGRAW HILL COS INC             COM            580645109      637    15542 SH       DEFINED    7000     15542      0      0
MCGRAW HILL COS INC             COM            580645109       29      700 SH       OTHER      7000       100      0      0






                                                  FORM 13F INFORMATION TABLE

           COLUMN 1                COLUMN 2    COLUMN 3  COLUMN 4     COLUMN 5       COLUMN 6  COLUMN 7      COLUMN 8
------------------------------- -------------- --------- -------- ----------------- ---------- -------- -------------------
                                                          VALUE   SHRS OR  SH/ PUT/ INVESTMENT  OTHER    VOTING AUTHORITY
        NAME OF ISSUER          TITLE OF CLASS   CUSIP   (x$1000) PRN AMT  PRN CALL DISCRETION MANAGERS SOLE  SHARED  NONE
------------------------------- -------------- --------- -------- -------- --- ---- ---------- -------- ----- ------ ------
                                                                                    
                                                                0        0          OTHER      7000         0    600      0
MEDTRONIC INC                   COM            585055106     1585    47692 SH       DEFINED    7000     42092      0      0
                                                                0        0          DEFINED    7000         0      0   5600
MEDTRONIC INC                   COM            585055106       63     1904 SH       OTHER      7000       704      0      0
                                                                0        0          OTHER      7000         0   1200      0
MERCK & CO INC                  COM            58933Y105      158     4819 SH       DEFINED    7000      4819      0      0
MERCK & CO INC                  COM            58933Y105      103     3165 SH       OTHER      7000       686      0      0
                                                                0        0          OTHER      7000         0   2479      0
MICROSOFT CORP                  COM            594918104     2738   110016 SH       DEFINED    7000     10061      6      0
                                                                0        0          DEFINED    7000         0      0   9400
MICROSOFT CORP                  COM            594918104      158     6363 SH       OTHER      7000      3463      0      0
                                                                0        0          OTHER      7000         0   2900      0
NBT BANCORP INC                 COM            628778102      437    23486 SH       OTHER      7000     23486      0      0
NIKE INC                        COM            654106103      902    10549 SH       DEFINED    7000     10549      0      0
NIKE INC                        COM            654106103       86     1000 SH       OTHER      7000       800      0      0
                                                                0        0          OTHER      7000         0    200      0
NOKIA CORP                      FOR            654902204      107    18850 SH       DEFINED    7000     18850      0      0
ORACLE CORP                     COM            68389X105      554    19275 SH       DEFINED    7000     19275      0      0
ORACLE CORP                     COM            68389X105       13      452 SH       OTHER      7000       452      0      0
PEPSICO INC                     COM            713448108     2478    40027 SH       DEFINED    7000     39027      0      0
                                                                0        0          DEFINED    7000         0      0   1000
PEPSICO INC                     COM            713448108      201     3250 SH       OTHER      7000      2050      0      0
                                                                0        0          OTHER      7000         0   1200      0
PFIZER INC                      COM            717081103      493    27889 SH       DEFINED    7000     27889      0      0
PFIZER INC                      COM            717081103      184    10388 SH       OTHER      7000      4028      0      0
                                                                0        0          OTHER      7000         0   6360      0
PHILIP MORRIS INTERNATIONAL INC COM            718172109      210     3369 SH       DEFINED    7000      3369      0      0
PHILIP MORRIS INTERNATIONAL INC COM            718172109      179     2869 SH       OTHER      7000       169      0      0
                                                                0        0          OTHER      7000         0   2700      0
PROCTER & GAMBLE CO             COM            742718109     3554    56250 SH       DEFINED    7000     53050      0      0
                                                                0        0          DEFINED    7000         0      0   3200
PROCTER & GAMBLE CO             COM            742718109      664    10507 SH       OTHER      7000      1889      0      0
                                                                0        0          OTHER      7000         0   8618      0
SCHLUMBERGER LTD                COM            806857108      382     6399 SH       DEFINED    7000      5699      0      0
                                                                0        0          DEFINED    7000         0      0    700
SCHLUMBERGER LTD                COM            806857108       18      300 SH       OTHER      7000       200      0      0
                                                                0        0          OTHER      7000         0    100      0
SOUTHERN CO                     COM            842587107     1676    39558 SH       DEFINED    7000     39258      0      0
                                                                0        0          DEFINED    7000         0      0    300
SOUTHERN CO                     COM            842587107      187     4408 SH       OTHER      7000      1608      0      0
                                                                0        0          OTHER      7000         0   2800      0
STATE STREET CORP               COM            857477103      454    14125 SH       DEFINED    7000     14125      0      0
STATE STREET CORP               COM            857477103       29      900 SH       OTHER      7000       500      0      0
                                                                0        0          OTHER      7000         0    400      0
TARGET CORP                     COM            8.76E+110      524    10687 SH       DEFINED    7000      9987      0      0
                                                                0        0          DEFINED    7000         0      0    700
TARGET CORP                     COM            8.76E+110       81     1650 SH       OTHER      7000      1350      0      0
                                                                0        0          OTHER      7000         0    300      0
TEXAS INSTRUMENTS INC           COM            882508104      370    13875 SH       DEFINED    7000     13875      0      0
TEXAS INSTRUMENTS INC           COM            882508104       13      500 SH       OTHER      7000       500      0      0
3M CO                           COM            88579Y101     1202    16750 SH       DEFINED    7000     16750      0      0
3M CO                           COM            88579Y101      345     4800 SH       OTHER      7000       700      0      0
                                                                0        0          OTHER      7000         0   4100      0
TRUSTCO BANK CORP NY            COM            898349105     1658   371782 SH       DEFINED    7000      9498      0      0
                                                                0        0          DEFINED    7000         0  16688      0
                                                                0        0          DEFINED    7000         0      0 345596
TRUSTCO BANK CORP NY            COM            898349105     4556  1021537 SH       OTHER      7000     46173      0      0
                                                                0        0          OTHER      7000         0      0 559807
UNITED PARCEL SERVICE           COM            911312106      434     6865 SH       DEFINED    7000      6865      0      0
UNITED PARCEL SERVICE           COM            911312106       60      950 SH       OTHER      7000       450      0      0






                                                  FORM 13F INFORMATION TABLE

           COLUMN 1                COLUMN 2    COLUMN 3  COLUMN 4     COLUMN 5       COLUMN 6  COLUMN 7      COLUMN 8
------------------------------- -------------- --------- -------- ----------------- ---------- -------- -------------------
                                                          VALUE   SHRS OR  SH/ PUT/ INVESTMENT  OTHER    VOTING AUTHORITY
        NAME OF ISSUER          TITLE OF CLASS   CUSIP   (x$1000) PRN AMT  PRN CALL DISCRETION MANAGERS SOLE  SHARED  NONE
------------------------------- -------------- --------- -------- -------- --- ---- ---------- -------- ----- ------ ------
                                                                                    
                                                                0        0          OTHER      7000         0    500      0
UNITED TECHNOLOGIES CORP        COM            913017109     2659    37797 SH       DEFINED    7000     34597      0      0
                                                                0        0          DEFINED    7000         0      0   3200
UNITED TECHNOLOGIES CORP        COM            913017109      201     2850 SH       OTHER      7000      1350      0      0
                                                                0        0          OTHER      7000         0   1500      0
VANGUARD                        MUT            922042858     1738    48510 SH       DEFINED    7000     48260      0      0
                                                                0        0          DEFINED    7000         0      0    250
VANGUARD                        MUT            922042858       65     1820 SH       OTHER      7000       325      0      0
                                                                0        0          OTHER      7000         0   1105      0
                                                                0        0          OTHER      7000         0      0    390
VERIZON COMMUNICATIONS INC      COM            92343V104     1384    37610 SH       DEFINED    7000     37610      0      0
VERIZON COMMUNICATIONS INC      COM            92343V104      281     7646 SH       OTHER      7000      4346      0      0
                                                                0        0          OTHER      7000         0   3300      0
WAL-MART STORES INC             COM            931142103     1446    27866 SH       DEFINED    7000     26866      0      0
                                                                0        0          DEFINED    7000         0      0   1000
WAL-MART STORES INC             COM            931142103      126     2425 SH       OTHER      7000      2225      0      0
                                                                0        0          OTHER      7000         0    200      0
WELLS FARGO & CO NEW            COM            949746101     1076    44600 SH       DEFINED    7000     44600      0      0
WELLS FARGO & CO NEW            COM            949746101      184     7623 SH       OTHER      7000      3523      0      0
                                                                0        0          OTHER      7000         0   4100      0