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

                                 SCHEDULE 13G/A

                    Under the Securities Exchange Act of 1934
                               (Amendment No. 9)*

                          CODORUS VALLEY BANCORP, INC.
                                (Name of Issuer)

                     COMMON STOCK, PAR VALUE $2.50 PER SHARE
                         (Title of Class of Securities)

                                  192-025-10-4
                                 (Cusip Number)

Check the appropriate box to designate the rule pursuant to which this Schedule
is filed:

      [X] Rule 13d-1(b)

      [ ] Rule 13d-1(c)

      [ ] Rule 13d-1(d)



*The remainder of this cover page shall be filled out for a reporting persons
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter the
disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed
to be filed for the purpose of Section 18 of the Securities Exchange Act of 1934
(Act) or otherwise subject to the liabilities of that section of the Act but
shall be subject to all other provisions of the Act (however, see the Notes).


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CUSIP No. 192-025-10-4
                                       13G

1.    NAME OF REPORTING PERSON
      IRS IDENTIFICATION NO. OF ABOVE PERSON (ENTITIES ONLY)

      PEOPLESBANK, A CODORUS VALLEY COMPANY, TRUST AND INVESTMENT
      SERVICES DIVISION

2.    CHECK THE APPROPRIATE BOX IF MEMBER OF A GROUP*                (a)________
                                                                     (b)________
      NOT APPLICABLE

3.    SEC USE ONLY

4.    CITIZENSHIP OR PLACE OF ORGANIZATION

      COMMONWEALTH OF PENNSYLVANIA

NUMBER OF SHARES BENEFICIALLY OWNED BY EACH REPORTING PERSON WITH

      5.    SOLE VOTING POWER                     174,528
      6.    SHARED VOTING POWER                   106,276
      7.    SOLE DISPOSITIVE POWER                135,693
      8.    SHARED DISPOSITIVE POWER              145,111

9.    AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON

            280,804

10.   CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES*

      NOT APPLICABLE

11.   PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9

      9.9%

12.   TYPE OF REPORTING PERSON*

      BK*

*BANK TRUST DEPARTMENT

Reporting Person


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                                  SCHEDULE 13G

Filed by:         PeoplesBank, A Codorus Valley Company, Trust and
                  Investment Services Division

With:             Securities and Exchange Commission
                  Washington, D.C. 20549

Calendar Year:    2003
Covered

Item 1 (a)        Name of Issuer:
                  Codorus Valley Bancorp, Inc.

Item 1 (b)        Address of Issuer's Principal Executive Offices:
                  105 Leader Heights Road
                  P. O. Box 2887
                  York, PA 17405-2887

Item 2 (a)        Name of Person Filing:
                  David J. Cover, Senior Vice President
                  Trust and Investment Services Division
                  PeoplesBank, A Codorus Valley Company,

Item 2 (b)        Address of Principal Business Office or, if none, Residence:
                  105 Leader Heights Road
                  P. O. Box 2887
                  York, PA 17405-2887

Item 2 (c)        Citizenship:
                  Commonwealth of Pennsylvania

Item 2 (d)        Title of Class of Securities:
                  Common Stock, par value $2.50 per share

Item 2 (e)        Cusip Number:
                  192-025-10-4

Item 3:           If this statement is filed pursuant to Rule 13d-1 (b), or
                  13d-2 (b) (c), check whether the person filing is a:

      (a) ____    Broker or dealer registered under Section 15 of the Act.
      (b)  XX     Bank as defined in Section 3 (a) (6) of the Act.
      (c) ____    Insurance Company as defined in Section 3 (a) (19) of the Act.
      (d) ____    Investment Company registered under Section 8 of the
                  Investment Company Act of 1940.


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      (e) ____    Investment adviser in accordance with Section 240.13d-1(b)(1)
                  (ii)(E).

      (f) ____    Employee benefit plan, or endowment fund in accordance with
                  Section 240.13d-1 (b)(1)(ii)(F).

      (g) ____    Parent holding company or central person in accordance with
                  Section 240.13d-1(b)(1)(ii)(G).

      (h) ____    Savings associations as defined in Section 3(b) of the Federal
                  Deposit Insurance Act.

      (i) ____    Church plan that is excluded from the definition of an
                  investment company under Section 3(c)(14) of the Investment
                  Company Act of 1940.

Item 4      Ownership (as of December 31, 2003):

      (a)   Amount Beneficially owned:
            280,804 shares of Common Stock, par value $2.50 per share.

      (b)   Percent of Class: 9.9%

      (c)   Number of Shares as to which such person has:
            (i)   Sole power to vote or to direct the vote: 174,528
            (ii)  Shared power to vote or to direct the vote: 106,276
            (iii) Sole power to dispose or to direct the disposition of: 135,693
            (iv)  Shared power to dispose or to direct the disposition
                  of: 145,111

Item 5      Ownership of 5% or less of a Class:
                  Not Applicable

Item 6      Ownership of More than 5% on Behalf of Another Person:
            135,693 shares of the Issuer that are "beneficially owned" by
            PeoplesBank, A Codorus Valley Company and are held by PeoplesBank, A
            Codorus Valley Company, Trust and Investment Services Division in
            its fiduciary capacity; the Trust and Investment Services Division
            has sole voting and dispositive power over these shares. 38,120
            shares of the issuer that are "beneficially owned" by PeoplesBank, A
            Codorus Valley Company and are held by PeoplesBank, A Codorus Valley
            Company, Trust and Investment Services Division in one trust account
            which provides for the Bank to exercise shared dispositive power;
            the individual trustee has sole voting power over these shares.
            38,835 shares of the Issuer that are "beneficially owned" by
            PeoplesBank, A Codorus Valley Company and are held by PeoplesBank, A
            Codorus Valley Company, Trust and Investment Services Division in
            agency accounts which provide for the Bank to exercise sole voting
            power; the Trust and Investment Services Division has no dispositive
            power over these shares. 49,608 shares of the Issuer that are
            "beneficially owned" by PeoplesBank, A Codorus Valley Company and
            are held by PeoplesBank, A Codorus Valley Company, Trust and
            Investment Services Division in agency accounts which provide for
            the Bank to exercise shared voting power and shared dispositive
            power over these shares. 18,548 shares of the Issuer that are


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            "beneficially owned" by PeoplesBank, A Codorus Valley Company and
            are held by PeoplesBank, A Codorus Valley Company, Trust and
            Investment Services Division in one trust account which provides for
            the Bank to exercise shared voting power and shared dispositive
            power over these shares.

Item 7      Identification and Classification of the Subsidiary, which acquired
            the security being reported on by the parent holding company:
                  Not Applicable

Item 8      Identification and Classification of Members of the Group:
                  Not Applicable

Item 9      Notice of Dissolution of Group:
                  Not Applicable

Item 10     Certification:
            By signing below I certify that, to the best of my knowledge and
            belief, the securities referred to above were acquired and are held
            in the ordinary course of business and were not acquired and are not
            held for the purpose of or with the effect of changing or
            influencing the control of the Issuer of the securities and were not
            acquired and are not held in connection with or as a participant in
            any transaction having that purpose or effect.


                                    SIGNATURE

      After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.


Date: 1/30/2004                         /s/ David J. Cover
                                        ------------------
                                        David J. Cover
                                        Senior Vice President
                                        PeoplesBank, A Codorus Valley Company
                                        Trust and Investment Services Division


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