Biohazard and Crime Scene Remediation in Princeton, MO

Princeton is the county seat and largest city of Mercer County, in Missouri's northern tier just below the Iowa state line.

Princeton was platted in 1846 and named to commemorate the Battle of Princeton of the American Revolutionary War — the battle in which General John Francis Mercer, the county's namesake, was mortally wounded.

A post office has operated at Princeton since 1846, and the town was incorporated in May 1853, though its municipal government lapsed during the Civil War and was not restored until 1869.

Princeton is the birthplace of Calamity Jane, the famous frontierswoman born Martha Jane Cannary.

Princeton was also the hometown of Arthur M. Hyde, who served as governor of Missouri and as U.S. Secretary of Agriculture, and of Mervin Kelly, the physicist who became president of Bell Labs.

The 2020 census counted 1,007 people in Princeton, down from 1,166 in 2010, and the 2010 census recorded 525 households in the city.

Princeton's population peaked at 1,584 in 1940, and the city has slowly shrunk in nearly every census since.

Students in Princeton attend the Princeton R-V School District, which runs an elementary school, a junior high, and Princeton High School, and the city is home to the Mercer County Library.

U.S. Routes 65 and 136 both pass through Princeton, and the Weldon River touches the city's western border.

Princeton has a hot-summer humid continental climate with an all-time temperature range of 139 degrees Fahrenheit, from a record high of 111 degrees to a record low of minus 28.