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)            JULY 21, 2003        

WASHINGTON REAL ESTATE INVESTMENT TRUST

(Exact name of registrant as specified in its charter)

Registrant’s telephone number, including area code             (301) 984- 9400             

(c) Exhibits

Incorporated by reference is a press release issued by the Registrant on July 21, 2003, regarding earnings for the second quarter 2003, attached as Exhibit 99.1. Also incorporated by reference is certain supplemental information not included in the press release, attached as Exhibit 99.2. This information is being furnished pursuant to Item 9 and Item 12 — Results of Operations and Financial Condition, of Form 8-K. This information is not deemed to be “filed” for purposes of Section 18 of the Securities and Exchange Act of 1934 and is not incorporated by reference into any Securities Act registration statements.

SIGNATURES

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

  July 21, 2003

            (Date)

Exhibit Index