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



                                 SCHEDULE 13G/A

                   UNDER THE SECURITIES EXCHANGE ACT OF 1934
                               (AMENDMENT NO. 6)*


                               EFC BANCORP, INC.
                               -----------------
                                (Name of Issuer)

                    Common Stock, par value $0.01 per share
                    ---------------------------------------
                         (Title of Class of Securities)

                                   268423100
                                   ---------
                                 (CUSIP Number)

                               December 31, 2003
                               -----------------
            (Date of Event Which Requires Filing of this Statement)

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

   [ ] Rule 13d-1(b)
   [x] Rule 13d-1(c)
   [ ] Rule 13d-1(d)

*The remainder of this cover page shall be filled out for a reporting person's
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).



                              Page 1 of 6 Pages

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CUSIP No. 268423100

--------------------------------------------------------------------------------
1.   NAMES OF REPORTING PERSONS.
     I.R.S. IDENTIFICATION NOS. OF ABOVE PERSONS (ENTITIES ONLY).

     Elgin Financial Foundation
--------------------------------------------------------------------------------
2.   CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
     (a) /_/
     (b) /_/
--------------------------------------------------------------------------------
3.   SEC USE ONLY


--------------------------------------------------------------------------------
4.   CITIZENSHIP OR PLACE OF ORGANIZATION
     State of Delaware
--------------------------------------------------------------------------------
NUMBER OF          5.  SOLE VOTING POWER
SHARES                 443,421
BENEFICIALLY       -------------------------------------------------------------
OWNED BY           6.  SHARED VOTING POWER
EACH                   0
REPORTING          -------------------------------------------------------------
PERSON             7.  SOLE DISPOSITIVE POWER
WITH                   443,421
                   -------------------------------------------------------------
                   8.  SHARED DISPOSITIVE POWER
                       0
--------------------------------------------------------------------------------
9.   AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
     443,421
--------------------------------------------------------------------------------
10.  CHECK IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
     (SEE INSTRUCTIONS)
--------------------------------------------------------------------------------
11.  PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW (9)
     9.7 % of 4,592,671 shares of Common Stock outstanding as of December 31,
     2003.
--------------------------------------------------------------------------------
12.  TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
     CO
--------------------------------------------------------------------------------


                              Page 2 of 6 Pages

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                           ELGIN FINANCIAL FOUNDATION

                                 SCHEDULE 13G/A

ITEM 1.

      (a)  Name of Issuer:

           EFC Bancorp, Inc.

      (b)  Address of Issuer's Principal Executive Offices:

           1695 Larkin Avenue
           Elgin, Illinois 60123-5944

ITEM 2.

      (a)  Name of Person Filing:

           Elgin Financial Foundation

      (b)  Address of Principal Business Office or, if none, Residence:

           1695 Larkin Avenue
           Elgin, Illinois 60123-5944

      (c)  Citizenship:

           See Page 2, Item 4.

      (d)  Title of Class of Securities:

           Common Stock, par value $0.01 per share

      (e)  CUSIP Number:

           See Page 1.

ITEM 3.    IF THIS STATEMENT IS FILED PURSUANT TO SS.SS.240.13D-1(B) OR
           240.13D-2(B) OR (C), CHECK WHETHER THE PERSON FILING IS:

           Items (a)-(j) are not applicable.


                              Page 3 of 6 Pages

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ITEM 4.    OWNERSHIP.

           Provide the following information regarding the aggregate number and
           percentage of the class of securities of the issuer identified in
           Item 1.

           (a) Amount beneficially owned: See Page 2, Item 9.

           (b) Percent of class: See Page 2, Item 11.

           (c) Number of shares as to which the person has:

               (i)   Sole power to vote or to direct the vote: 443,421
                     Pursuant to the Foundation's Certificate of
                     Incorporation, the shares must be voted in the
                     same ratio as all other shares of common stock on
                     all proposals considered by stockholders.

               (ii)  Shared power to vote or to direct the vote:
                     See Page 2, Item 6.

               (iii) Sole power to dispose or to direct the disposition of:
                     443,421
                     The gift instrument places certain limits on the amount of
                     common stock that can be disposed of by the Foundation in
                     any one year.

               (iv)  Shared power to dispose or to direct the disposition of:
                     See Page 2, Item 8.

ITEM 5.    OWNERSHIP OF FIVE PERCENT OR LESS OF A CLASS.

           If this statement is being filed to report the fact that as of the
           date hereof the reporting person has ceased to be the beneficial
           owner of more than five percent of the class of securities, check
           the following /_/.

ITEM 6.    OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER PERSON.

           N/A

ITEM 7.    IDENTIFICATION AND CLASSIFICATION OF THE SUBSIDIARY WHICH ACQUIRED
           THE SECURITY BEING REPORTED ON BY THE PARENT HOLDING COMPANY OR
           CONTROL PERSON.

           N/A


                              Page 4 of 6 Pages

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ITEM 8.    IDENTIFICATION AND CLASSIFICATION OF MEMBERS OF THE GROUP.

           N/A

ITEM 9.    NOTICE OF DISSOLUTION OF GROUP.

           N/A

ITEM 10.   CERTIFICATION.

           By signing below I certify that, to the best of my knowledge and
           belief, the securities referred to above 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.


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                                   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.

                                February 6, 2004
                  --------------------------------------------
                                     (Date)

                            /s/ Barrett J. O'Connor
                  --------------------------------------------
                                  (Signature)

                              Barrett J. O'Connor
                President, Chief Executive Officer and Director
                  --------------------------------------------
                                  (Name/Title)



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