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  (Date  of  earliest  event  reported):  January  11,  2005
                                                     -----------------


                             HARLEYSVILLE GROUP INC.
             -------------------------------------------------------
             (Exact name of registrant as specified in its charter)


    Delaware                            0-14697            51-0241172
- ---------------------------            --------            ----------
(State  or  other  jurisdiction         (Commission        (IRS  Employer
  of  incorporation)                File  Number)       Identification  No.)


355  Maple  Avenue,  Harleysville,  Pennsylvania               19438
- ------------------------------------------------          ---------
   (Address  of  principal  executive  offices)               (Zip  Code)


                                 (215)  256-5000
               ---------------------------------------------------
               Registrant's  telephone  number,  including  area  code


                                 Not  Applicable
 ----------------------------------------------------------------------
         (Former  name  or  former  address,  if  changed  since  last  report.)

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 (17 CFR
230.425)

[  ]  Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR
240.14a-12)

[ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange
Act  (17  CFR  240.14d-2(b))

[ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange
Act  (17  CFR  240.13e-4c)




ITEM  1.01.  AMENDMENT  TO  MATERIAL  DEFINITIVE  AGREEMENTS.

     (a)  On  January  17,  2005,  the  Harleysville Group, Inc. (the "Company")
entered  into  amended  Change  In Control Agreements with the following two (2)
officers.
     Name                    Title
     ----                    -----
Thomas  E.  Clark            Senior  Vice  President  -  Field  Operations
Theodore  A.  Majewski       Senior  Vice  President  -  Personal  Lines

     The  agreements  expressly  supersede prior change in control agreements of
substantially  like  tenor.  The  amended  agreements  increase  (1)  the amount
payable  under  the  agreements from one time annual rate of salary and bonus to
two  times  annual  rate  of  salary  and  bonus  and (2) the period of time for
continuance of benefits from twelve months to twenty-four months.  Otherwise the
terms  of  such  agreements  are  those  described in Item 1.01 of the Company's
Report  on Form 8-K originally filed with the Securities and Exchange Commission
on  January  6,  2005.

ITEM  5.02  DEPARTURE OF DIRECTORS OR PRINCIPAL OFFICERS; ELECTION OF DIRECTORS;
APPOINTMENT  OF  PRINCIPAL  OFFICERS.

     (b)  On  January  17,  2005, Harleysville Group Inc. issued a press release
reporting  that M. Lee Patkus, President and Chief Operating Officer, had stated
his  intention  to  resign  effective  January  21,  2005, to move on to another
professional opportunity in the insurance industry.  A copy of the press release
is  attached  hereto  as  Exhibit  99.1.

ITEM  9.01  FINANCIAL  STATEMENTS  AND  EXHIBITS.

     (c)  Exhibits

Exhibit  10.1  Form  of  Change  In  Control  Agreement

Exhibit  99.1  Press release "Harleysville Insurance announces Resignation of M.
Lee  Patkus"  dated  January  17,  2005.




                          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.


                                           HARLEYSVILLE  GROUP  INC.
                                           Registrant




                                          /s/Robert  A.  Kauffman
January  18,  2005                          ----------------------------
                                          Robert  A.  Kauffman
                                          Senior  Vice  President,
                                          General  Counsel  and
                                          Chief  Governance  Officer



                                  EXHIBIT INDEX
                                  -------------

Exhibit  No.          Description


10.1              Form  of  Change  In  Control  Agreement  (furnished
                  pursuant  to  Item  1.01  hereof).

99.1              Press  release  dated  January  17,  2005  Harleysville
                  Group  Inc.  (furnished  pursuant  to  Item  5.02  hereof).