Exhibit 21.1

                       Subsidiaries of the Registrant



                                                                                       State of
                                                                 Percentage of     Incorporation or
Parent                 Subsidiaries                                Ownership         Organization
- ---------------------------------------------------------------------------------------------------

                                                                            
Port Financial Corp.   Cambridgeport Bank                             100%           Massachusetts
Port Financial Corp.   Brighton Investments Corp.                     100%           Massachusetts
Cambridgeport Bank     Cambridgeport Insurance Services, Inc.         100%           Massachusetts
Cambridgeport Bank     River Investment Corp.                         100%           Massachusetts
Cambridgeport Bank     Temple Investment Corp.                        100%           Massachusetts