SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549

                                  SCHEDULE TO/A
                                 (Rule 14d-100)

            TENDER OFFER STATEMENT UNDER SECTION 14(d)(1) OR 13(e)(1)
                     OF THE SECURITIES EXCHANGE ACT OF 1934
                                (Amendment No. 3)

                                RSV BANCORP, INC.
            ---------------------------------------------------------
                            (Name of Subject Company)

                                RSV BANCORP, INC.
            ---------------------------------------------------------
                       (Name of Filing Persons -- Offeror)

                     COMMON STOCK, PAR VALUE $.10 PER SHARE
            ---------------------------------------------------------
                         (Title of Class of Securities)

                                   74975M 10 7
            ---------------------------------------------------------
                      (CUSIP Number of Class of Securities)

                               Mr. Gerard R. Kunic
                                    President
               2000 Mt. Troy Road, Pittsburgh, Pennsylvania 15212
                                 (412) 322-6107
            ---------------------------------------------------------
                  (Name, Address and Telephone Number of Person
      Authorized to Receive Notices and Communications on Behalf of Bidder)

                                   Copies to:
                             Samuel J. Malizia, Esq.
                             Joan S. Guilfoyle, Esq.
                            Malizia Spidi & Fisch, PC
                   1100 New York Avenue, N.W., Suite 340 West
                             Washington, D.C. 20005
                                 (202) 434-4660

- --------------------------------------------------------------------------------

                                             CALCULATION OF FILING FEE
- --------------------------------------------------------------------------------
TRANSACTION                                                 AMOUNT OF
VALUATION*: $3,838,000                                      FILING FEE: $768.00
- --------------------------------------------------------------------------------
*        Estimated  for  purposes  of  calculating   the  filing  fee  only,  in
         accordance with Rule 0-11 of the Securities  Exchange Act of 1934. This
         calculation assumes the purchase of 202,000 shares of Common Stock, par
         value $.10 per share,  at the maximum  tender offer price of $19.00 per
         share in cash.

[X]      Check  the box if any part of the fee is  offset  as  provided  by Rule
         0-11(a)(2)  and identify the filing with which the  offsetting  fee was
         previously paid. Identify the previous filing by registration statement
         number, or the Form or Schedule and date of its filing.


                                                             
         Amount Previously Paid:   $768.00.           Filing Party:     RSV Bancorp, Inc..
         Form or Registration No.: Schedule TO-I.     Date Filed:       September 14, 2004.


[ ] Check the box if the filing  relates  solely to  preliminary  communications
made before the commencement of a tender offer.

Check the  appropriate  boxes below to designate any  transactions  to which the
statement relates:



                                                          
[ ]  third-party  tender offer  subject to Rule 14d-1.          [X] issuer  tender offer subject to Rule 13e-4.
[ ] going-private  transaction subject to Rule 13e-3.           [ ] amendment to Schedule 13D under Rule 13d-2.


Check the following box if the filing is a final amendment reporting the results
of the tender offer: [ ].



                                   SCHEDULE TO

         This  Amendment  No. 3 to Tender Offer  Statement on Schedule TO amends
and supplements the Tender Offer Statement on Schedule TO filed on September 14,
2004 and amended on October 1, 2004  relating to the issuer  tender offer of RSV
Bancorp, Inc., a Pennsylvania  corporation,  to purchase up to 202,000 shares of
its common stock,  $0.10 par value per share.  RSV Bancorp,  Inc. is offering to
purchase  these  shares at a price not greater  than $19.00 nor less than $17.00
per  share,  net to the  seller in cash,  without  interest,  upon the terms and
subject to the  conditions set forth in the Offer to Purchase,  dated  September
14, 2004 (the "Offer to Purchase"),  and in the related  Letter of  Transmittal,
which, as amended or  supplemented  from time to time,  together  constitute the
tender  offer.  Copies  of the  Offer to  Purchase  and the  related  Letter  of
Transmittal were previously filed with the Schedule TO as exhibits (a)(1)(i) and
(a)(1)(ii),  respectively.  This  Amendment  No. 3 to Tender Offer  Statement on
Schedule  TO  is  intended  to  satisfy  the  reporting   requirements  of  Rule
13e-4(c)(1) of the Securities Exchange Act of 1934, as amended.

         On October 15, 2004, RSV Bancorp,  Inc. announced that it was extending
the  expiration  date of its offer from 5:00 p.m., New York City Time on October
15,  2005 to 5:00 p.m.,  New York City Time on October 22,  2004.  A copy of the
press release announcing the extension is filed as Exhibit (a)(5)(ix) hereto.

ITEM 12.          EXHIBITS.

         (a)(1)(i)      Offer to Purchase, dated September 14, 2004.*
         (a)(1)(ii)     Letter of Transmittal.*
         (a)(1)(iii)    Instruction Form for Shares Held by 401(k) Plan.*
         (a)(2)         None.
         (a)(3)         None.
         (a)(4)         None
         (a)(5)(i)      Notice of Guaranteed Delivery.*
         (a)(5)(ii)     Letter to Brokers, Dealers, Commercial Banks, Trust
                          Companies and Other Nominees.*
         (a)(5)(iii)    Letter from  Brokers, Dealers, Commercial Banks, Trust
                          Companies and Other Nominees to their Clients.*
         (a)(5)(iv)     Guidelines for Certification of Taxpayer Identification
                          Number on Substitute Form W-9.*
         (a)(5)(vi)     Letter to Stockholders of the Corporation, dated
                          September 14, 2004, from Gerard R. Kunic, President.*
         (a)(5)(vii)    Text of Press Release issued by the Corporation, dated
                          September 14, 2004.*
         (a)(5)(viii)   Text of Press Release issued by the Corporation, dated
                          October 1, 2004*


                                      -2-


         (a)(5)(ix)     Text of Press Release issued by the Corporation, dated
                          October 15, 2004

         (b)            Not applicable.
         (d)            Not applicable.
         (g)            Not applicable.
         (h)            Not applicable.
         _____
         *        Previously filed

                                      -3-



                                   SIGNATURES

         After due 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.

Dated: October 15, 2004.


                                            RSV BANCORP, INC.



                                            By:  /s/Gerard R. Kunic
                                                 -------------------------------
                                                 Gerard R. Kunic
                                                 President



                                      -4-


                                                                    (a)(5)(viii)
                                                                    ------------


FOR IMMEDIATE RELEASE
October 15, 2004

RSV BANCORP, INC.                            FOR FURTHER INFORMATION CONTACT:
2000 Mt. Troy Road                           Mr. Gerard R. Kunic
Pittsburgh, Pennsylvania 15212               President
                                             (412) 322-6107

                            RSV BANCORP, INC. EXTENDS
                        EXPIRATION DATE OF DUTCH AUCTION
                                  TENDER OFFER

         PITTSBURGH,  PENNSYLVANIA:  RSV Bancorp,  Inc. (OTCBB:  RSVI) announced
today that it was  extending  the  expiration  date of its  previously-announced
modified  Dutch  Auction  tender  offer from 5:00 p.m.,  New York City Time,  on
October 15, 2004 to 5:00 p.m, New York City Time on October 22, 2004.  As of the
close of business yesterday,  approximately 14,224 shares had been tendered into
the offer. All other terms of the offer remain the same.

            The  Company is the holding  company of Mt.  Troy Bank,  a federally
chartered stock savings bank which conducts its business from its main office in
Reserve Township,  Pennsylvania and a full-service North Hills office located in
the McIntyre Square shopping center in McCandless,  Pennsylvania.  The Company's
common stock is traded on the OTC Bulletin Board under the symbol "RSVI."

         D. F. King & Co., Inc. acts as the information agent, and Registrar and
Transfer  Company is the  depositary  for the shares  tendered.  Questions to or
requests for assistance may be directed to D. F. King & Co., Inc.,  toll free at
(800) 207-3158.

         Neither RSV nor its Board of Directors nor the information  agent makes
any  recommendation  to any  stockholder as to whether to tender or refrain from
tendering  any or all of such  stockholder's  shares  in the  offer  and has not
authorized any person to make any such recommendation.

         This announcement is neither an offer to purchase nor a solicitation of
an offer to sell  shares of RSV common  stock.  The offer is made  solely by the
offer  to  purchase  dated   September  14,  2004  and  the  related  letter  of
transmittal.

                                      -5-