Exhibit 32.1

CERTIFICATION

PURSUANT TO 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

The undersigned, Donald C. Wood, the President and Chief Executive Officer of Federal Realty Investment Trust (the “Company”), has executed this certification in connection with the filing with the Securities and Exchange Commission of the Company’s Quarterly Report on Form 10-Q for the period ended September 30, 2004 (the “Report”). The undersigned hereby certifies that:

(1) the Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

(2) the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

	/s/    DONALD C. WOOD
November 3, 2004	Donald C. Wood, President, Chief Executive Officer and Trustee (Principal Executive Officer)

CERTIFICATION

PURSUANT TO 18 U.S.C. SECTION 1350 AS ADOPTED PURSUANT TO

SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

The undersigned, Larry E. Finger, the Senior Vice President and Chief Financial Officer of Federal Realty Investment Trust (the “Company”), has executed this certification in connection with the filing with the Securities and Exchange Commission of the Company’s Quarterly Report on Form 10-Q for the period ended September 30, 2004 (the “Report”). The undersigned hereby certifies that:

(1) the Report fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

(2) the information contained in the Report fairly presents, in all material respects, the financial condition and results of operations of the Company.

	/s/    LARRY E. FINGER
November 3, 2004	Larry E. Finger, Senior Vice President and Chief Financial Officer (Principal Accounting Officer)