Exhibit 16.1 October 6, 2005 Securities and Exchange Commission 100 F Street, N.E. Washington, DC 20549 Gentlemen: We have read Item 4.01 of Form 8-K dated October 6, 2005 of Acadia Realty Trust and are in agreement with the statements contained in the second, third, fourth and fifth paragraphs on page 2 therein. We have no basis to agree or disagree with other statements of the registrant contained therein. Very truly yours, /s/ ERNST AND YOUNG, LLP