Exhibit 32.1

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

In connection with the Annual Report of American Community Properties Trust (the "Company") on Form 10-K for the period ending December 31, 2004, as filed with the Securities and Exchange Commission on the date hereof (the "Report"), I, J. Michael Wilson, Chairman and Chief Executive Officer of the Company, certify to my knowledge, pursuant to Section 906 of the Sarbanes-Oxley Act of 2002 (18 U.S.C. Section 1350), 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/ J. Michael Wilson

J. Michael Wilson

Chairman and Chief Executive Officer

April 12, 2005