SECURITIES AND EXCHANGE COMMISSION

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): April 28, 2005

CSX CORPORATION

Virginia
(State or other jurisdiction of
incorporation or organization)

500 Water Street, 15^th Floor, Jacksonville, FL 32202
(Address of principal executive offices)                    (Zip Code)

Registrant’s telephone number, including area code:
(904) 359-3200

     Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o Pre-commencement communications pursuant to Rule 13e-4(e) under the Exchange Act (17 CFR 240.13e-4©)

Table of Contents

ITEM 2.02. DISCLOSURE OF RESULTS OF OPERATIONS AND FINANCIAL CONDITION

     CSX Corporation issued a press release and its quarterly Flash document on financial and operating results for the first quarter ended April 1, 2005. A copy of the press release is attached as Exhibit 99.1 and a copy of the Flash document is attached as Exhibit 99.2, each of which is incorporated by reference herein. These documents are available on the Company’s website, www.csx.com.

ITEM 9.01. EXHIBITS

Signature

     Pursuant to the requirements of the Securities and Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.