<DOCUMENT>
<TYPE>EX-23.3
<SEQUENCE>5
<FILENAME>ex23-3.txt
<TEXT>

                                                                    Exhibit 23.3


                         Consent of Independent Auditors


We consent to the reference to our firm under the caption "Experts" in amendment
No. 3 to the Registration Statement (Form S-4 No. 333-118748) and related
Prospectus of Franklin Street Properties Corp. for the registration of
10,894,994 shares of its common stock and to the incorporation by reference
therein of our report dated February 6, 2004, with respect to the consolidated
financial statements and schedule of Franklin Street Properties Corp. included
in its Annual Report (Form 10-K) for the year ended December 31, 2003, filed
with the Securities and Exchange Commission.



                                                           /s/ ERNST & YOUNG LLP


Boston, Massachusetts
January 10, 2005

</TEXT>
</DOCUMENT>
