[5] The population was 8,301 at the 2020 United States Census, and it is part of the greater Evansville, Indiana, Metropolitan Area.

The rich farmlands in the southwest of the territory with access to the Ohio River attracted many pioneers and settlers to the area, one of whom was an Irish immigrant named William Prince.

The year 1813 saw the move of the territorial capital east from Vincennes to Corydon and the creation of Gibson County.

Gibson had previously been part of the vast Knox County which covered all the land of southwestern Indiana, bordered by the Wabash and Ohio Rivers.

Captain William Prince was one of four commissioners who located the seat at the half-way stand on the Evansville and Vincennes stage line.

[7] The iconic symbol of Princeton is the Gibson County Courthouse, a structure built in the Second Empire style.

The Wabash and Erie Canal ran through the nearby towns of Francisco and Port Gibson, providing a means of reaching distant markets with goods from Princeton.

Other industry included the Heinz plant (because of the area's famed tomatoes being good for ketchup making) and the Princeton Coal Mine.

After hitting Griffin and narrowly missing Owensville to the southwest, the tornado devastated the southern side of Princeton, killing 44 people, injuring another 146 and leaving hundreds homeless.

[9] Toyota Motor Company opened a truck manufacturing plant between Princeton and Fort Branch in 1998 to build a new full-size pickup and SUV.

The Gibson County Courthouse and Welborn-Ross House are listed on the National Register of Historic Places.

These suppliers include EnovaPremier, Vuteq, TBIN, Millennium Steel, DXE, SMC, Global SQ, and Trigo.

Many objected to the ten-year tax abatement offered as part of the incentive package to induce Toyota to locate in the area, and others were worried by the fact that it would likely not be unionized (as of 2023, it is not).

For people who enjoy watching trains online, Virtual Railfan, via YouTube, provides northbound and southbound cams along the tracks at W. Broadway St. for 24-hour viewing when the cameras are in operation.

Greyhound Bus Lines stops at curbside to pick up and discharge passengers outside a Burger King restaurant at 2740 W. Broadway St. Princeton is governed by a mayor and a five-member city council, all of whom are elected for four-year terms.

It features a fishing pond, shelter houses, a playground, an open general-purpose recreation area, and a stage for public performances.

The city swimming pool is adjacent to Lafayette Park, as is Kiddie Land, a playground for very young children.

Gil Hodges field, where the Princeton Community High School baseball team plays its home games, is also located on the park property.