PRINCETON, a city and the county-seat of Gibson county, Indiana, U.S.A., about 27 m. N. of Evansville. Pop. (1900), 6041, 628 being of negro descent and 198 foreign-born; (1910) 6443. It is served by the Evansville & Terre Haute and the Southern railways (the latter of which has shops here), and by the Evansville & Southern Indiana traction line (electric). It has a considerable trade in oil and coal and in the agricultural products of the surrounding region, and has various manufactures. Princeton was first settled in 1814, and was chartered as a city in 1884.