Independent CAMBRIDGE Senior Living SQUARE Ages 55 Plus Senior Apartments Non-Income Restricted 657 Grover Ave. Ottawa, IL 815-431-0548 Broker Owned Tri-County Property Mgmt. Inc. SM-CL1959229 Independent CAMBRIDGE Senior Living SQUARE Ages 55 Plus Senior Apartments Non-Income Restricted 657 Grover Ave. Ottawa, IL 815-431-0548 Broker Owned Tri-County Property Mgmt. Inc. SM-CL1959229