Essex Property Trust (ESS) 10-Q 2005 Q3 Quarterly report

Exhibit 32.2

ESSEX PROPERTY TRUST, INC.

CERTIFICATION OF PRINCIPAL FINANCIAL OFFICER

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

PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with this quarterly report of Essex Property Trust, Inc. (the "Company") on Form 10-Q for the period ended September 30, 2005 (the "Report"), I, Michael T. Dance, Principal Financial Officerof the Company, hereby certify as of the date hereof, solely for purposes of Title 18, Chapter 63, Section 1350 of the United States Code, that to the best of my knowledge:

(1) the Report fully complies with the requirements of Section 13(a) or 15(d), as applicable, 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 at the dates and for the periods indicated.

Date: November 8, 2005/s/ Michael T. Dance

Michael T. Dance

Executive Vice President,

Chief Financial Officer

Essex Property Trust, Inc.