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                      CONSENT OF INDEPENDENT ACCOUNTANTS
   
  We consent to the inclusion in this registration statement on Amendment No.
1 to Form S-11 (File No. 333-41449) of our reports dated (i) May 1, 1997 on
our audits of the combined financial statements and financial statement
schedule of the Boston Properties Predecessor Group, (ii) October 17, 1997 on
our audit of the statement of revenue over certain operating expenses of 280
Park Avenue, and (iii) October 17, 1997 on our audit of the statement of
revenue over certain operating expenses of 875 Third Avenue and (iv) November
3, 1997 on our audit of the statement of revenue over certain operating
expenses of 100 East Pratt Street and (v) November 25, 1997 on our audit of
the statement over revenue over certain operating expenses of Riverfront Plaza
and (vi) November 20, 1997 on our audit of the statement of revenue over
certain operating expenses of the Mulligan/Griffin Portfolio. We also consent
to the reference to our firm under the caption "Experts".     
 
                                          /s/ Coopers & Lybrand L.L.P.
 
Boston, Massachusetts
   
December 15, 1997     
