<DOCUMENT>
<TYPE>EX-23.3
<SEQUENCE>4
<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. 1 to Registration Statement (Form S-3 No. 333-118712) and related Prospectus
of Franklin Street Properties Corp. for the registration of 25,000,091 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
November 12, 2004

</TEXT>
</DOCUMENT>
