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



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

                                    FORM 8-K

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

                                 CURRENT REPORT



     PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

                Date of Report (Date of earliest event reported):
                                OCTOBER 23, 2003




                             ENCORE WIRE CORPORATION
                             -----------------------
             (Exact name of Registrant as specified in its charter)


         DELAWARE                     0-20278                   75-2274963
         --------                     -------                   ----------
(State or other jurisdiction of     Commission               (I.R.S. Employer
 incorporation or organization)     File Number              Identification No.)




           1410 MILLWOOD ROAD
            MCKINNEY, TEXAS                                       75069
           ------------------                                     -----
(Address of principal executive offices)                        (Zip Code)



      Registrant's telephone number, including area code: (972) 562-9473


              ----------------------------------------------------
              (Former name, former address and former fiscal year,
                         if changed since last report)

================================================================================




ITEM 7.  FINANCIAL STATEMENTS AND EXHIBITS.

(c)      Exhibits.

         99.1     October 23, 2003 Earnings Release by Encore Wire Corporation
                  regarding third quarter 2003 results.


ITEM 9.  REGULATION FD DISCLOSURE.

         On October 23, 2003, Encore Wire Corporation, a Delaware corporation
(the "Company"), issued an earnings release describing selected financial
results of the Company for the third quarter of 2003. A copy of the Company's
earnings release is attached hereto as Exhibit 99.1 and incorporated herein by
reference.

         Limitation on Incorporation by Reference:

         In accordance with general instruction B.2 of Form 8-K, the information
in this report, including exhibits, is furnished pursuant to Item 9 and shall
not be deemed "filed" for the purposes of Section 18 of the Securities Exchange
Act of 1934, or otherwise subject to the liability of that section.

ITEM 12. RESULTS OF OPERATIONS AND FINANCIAL CONDITION.

         On October 23, 2003, the Company issued an earnings release describing
selected financial results of the Company for the third quarter of 2003. A copy
of the Company's earnings release is attached hereto as Exhibit 99.1 and
incorporated herein by reference.

         Limitation on Incorporation by Reference:

         In accordance with general instruction B.6 of Form 8-K, the information
in this report, including exhibits, is furnished pursuant to Item 12 and shall
not be deemed "filed" for the purposes of Section 18 of the Securities Exchange
Act of 1934, or otherwise subject to the liability of that section.

                                       2




SIGNATURE

         Pursuant to the requirements of the Securities Exchange Act of 1934, as
amended, the Company has duly caused this report to be signed on its behalf by
the undersigned thereunto duly authorized.


                                              ENCORE WIRE CORPORATION



Date: October 29, 2003                           By: /s/ Frank J. Bilban
                                                     ---------------------------
                                                     Frank J. Bilban, Vice
                                                     President - Finance,
                                                     Treasurer and Secretary;
                                                     Chief Financial Officer


                                       3




                                INDEX TO EXHIBITS

<Table>
<Caption>
       Item          Exhibit
       ----          -------
                  
       99.1          October 23, 2003 Earnings Release by Encore Wire
                     Corporation regarding third quarter 2003 results.
</Table>