SECURITIES AND EXCHANGE COMMISSION

                             Washington, D.C. 20549

                                    FORM 8-K

                                 CURRENT REPORT

     Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934



Date of Report: April 13, 2004

                            State Street Corporation
   ...........................................................................
             (Exact name of registrant as specified in its charter)

    Massachusetts                    0-5108                     04-2456637
  ......................     ........................      .....................
(State of Incorporation)     (Commission File Number)  (IRS Employer Identifica-
                                                               tion Number)

                225 Franklin Street, Boston, Massachusetts      02110
 ...............................................................................
               (Address of principal executive offices)       (Zip code)

Registrant's telephone number, including area code:   (617) 786-3000


Item 12. Results of Operations and Financial Condition.

         The following information and exhibit is furnished to the Securities
and Exchange Commission under Item 12. Results of Operations and Financial
Condition of Form 8-K pursuant to the Securities Exchange Act of 1934:

         On April 13, 2004, Registrant issued a press release announcing results
of operations and related financial information for its completed financial
first quarter of 2004. The press release issued by Registrant in connection with
the announcement is furnished herewith as Exhibit 99.1 and is incorporated
herein by reference.






                                   Signatures

         Pursuant to the requirements of the Securities Exchange Act of 1934,
the Registrant has duly caused this report to be signed on its behalf by the
undersigned hereunto duly authorized.

                                  STATE STREET CORPORATION


                                  /s/ Frederick P. Baughman
                                  -------------------------
                                  Name:  Frederick P. Baughman
                                  Title: Senior Vice President, Controller and
                                         Chief Accounting Officer

Date: April 13, 2004






                                  EXHIBIT INDEX

Exhibit
-------

99.1     Form of press release dated April 13, 2004