UNITED STATES
                       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: October 18, 2005

                            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)

     One Lincoln Street, Boston, Massachusetts                  02111
................................................................................
     (Address of principal executive offices)                (Zip code)

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

         Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the
following provisions:

[ ] Written communications pursuant to Rule 425 under the Securities Act
[ ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act
[ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange
    Act
[ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange
    Act







Item 2.02.        Results of Operations and Financial Condition.

         On October 18, 2005, State Street Corporation issued a news release
announcing its results of operations and related financial information for the
third quarter of 2005. A copy of that news release is furnished herewith as
Exhibit 99.1, and is incorporated herein by reference.

Item 9.01.        Financial Statements and Exhibits.

(c)   State Street Corporation's news release dated October 18, 2005, announcing
third quarter 2005 results of operations and related financial information is
furnished herewith as Exhibit 99.1.



                                   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

                                  By:      /s/ Pamela D. Gormley
                                  ---------------------------------------
                                  Name:    Pamela D. Gormley
                                  Title:   Executive Vice President and
                                           Corporate Controller

Date: October 18, 2005








                                  EXHIBIT INDEX

Exhibit No.       Description
-----------       -----------
99.1              News release dated October 18, 2005, announcing third quarter
                  2005 results of operations and related financial information.