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                      SECURITIES AND EXCHANGE COMMISSION
                            WASHINGTON, D.C.  20549

                             ---------------------
                                  
                                 FORM 10-KSB/A
                                Amendment No. 1       
(Mark One)
[X]    ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE
       ACT OF 1934

For the fiscal year ended September 30, 1998

                                      OR


[_]    TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES
       EXCHANGE ACT OF 1934

For the transition period from ______________ to _______________

                          Commission File No. 0-24589

                              BCSB BANKCORP, INC.
            ------------------------------------------------------
            (EXACT NAME OF REGISTRANT AS SPECIFIED IN ITS CHARTER)

          UNITED STATES                                   52-2108333
---------------------------------                     -------------------
  (STATE OR OTHER JURISDICTION                         (I.R.S. EMPLOYER
OF INCORPORATION OR ORGANIZATION)                     IDENTIFICATION NO.)

4111 E. JOPPA ROAD, SUITE 300, BALTIMORE, MARYLAND           21236
--------------------------------------------------    -------------------
(ADDRESS OF PRINCIPAL EXECUTIVE OFFICES)                   (ZIP CODE)

      REGISTRANT'S TELEPHONE NUMBER, INCLUDING AREA CODE:  (410) 256-5000

          Securities registered pursuant to Section 12(b) of the Act:
                                     None

          Securities registered pursuant to Section 12(g) of the Act:

                    Common stock, par value $.01 per share
                    --------------------------------------
                               (Title of Class)

Check whether the issuer (1) filed all reports required to be filed by Section
13 or 15(d) of the Securities Exchange Act during the past 12 months (or such
shorter period that the registrant was required to file such reports) and (2)
has been subject to such filing requirements for the past 90 days. Yes X  No
                                                                      ---   ---

Check if there is no disclosure of delinquent filers in response to Item 405 of
Regulation S-B contained in this form, and no disclosure will be contained, to
the best of registrant's knowledge, in definitive proxy or information
statements incorporated by reference in Part III of this Form 10-KSB or any
amendment to this Form 10-KSB.  [X]

For the fiscal year ended September 30, 1998, the registrant had $19,721,140 in
revenues.

As of December 23, 1998, the aggregate market value of voting stock held by non-
affiliates was approximately $17,133,588, computed by reference to the most
recent sales price on December 23, 1998 as reported on the Nasdaq National
Market System.  For purposes of this calculation, it is assumed that directors,
executive officers and beneficial owners of more than 5% of the registrant's
outstanding voting stock are affiliates.

Number of shares of Common Stock outstanding as of December 23, 1998: 6,116,562.

                      DOCUMENTS INCORPORATED BY REFERENCE

          The following lists the documents incorporated by reference and the
Part of the Form 10-KSB into which the document is incorporated:

          1.   Portions of the registrant's Annual Report to Stockholders for
               the Fiscal Year ended September 30, 1998. (Parts II and III)
          2.   Portions of Proxy Statement for registrant's 1999 Annual Meeting
               of Stockholders. (Part III)
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                                 SIGNATURES

     In accordance with Section 13 or 15(d) of the Securities Exchange Act of
1934, the registrant caused this report to be signed on its behalf by the
undersigned, thereunto duly authorized.

                                        BCSB BANKCORP, INC.
    
December 30, 1998      
                                          
                                        By: /s/ Gary C. Loraditch
                                           ----------------------
                                           Gary C. Loraditch
                                           Vice President