Grove City is a
borough in
Mercer County,
Pennsylvania,
United States, located approximately north of
Pittsburgh and south of
Erie. It is the home of
Grove City College, a private conservative Christian liberal arts college;
General Electric; Instron; USIS; and a number of small businesses. It is also the home to
George Junior Republic, an all-boys institution. GJR serves to house, school, and treat 400 high school-aged boys from troubled backgrounds. Historically a traditional industrial center, Grove City has manufactured locomotive engines, carriages, gas engines, foundry products, and motor trucks.