Exhibit 32.1
Certification Pursuant to 18 U.S.C. Sec. 1350
(Section 906 of the Sarbanes – Oxley Act of 2002)
In connection with the filing by Senior Housing Properties Trust (the “Company”) of the Amendment No. 2 to the Annual Report on Form 10-K for the period ending December 31, 2003 (the “Report”), each of the undersigned hereby certifies, to the best of his knowledge:
| 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/ Barry M. Portnoy Barry M. Portnoy Managing Trustee | /s/ David J. Hegarty David J. Hegarty President and Chief Operating Officer |
/s/ Gerard M. Martin Gerard M. Martin Managing Trustee | /s/ John R. Hoadley John R. Hoadley Treasurer and Chief Financial Officer |
