Princeton

History

Princeton was platted in 1846. The city was named in commemoration of the Battle of Princeton in the American Revolutionary War. A post office has been in operation at Princeton since 1846. The town was incorporated in May 1853, but the municipal government was allowed to lapse during the Civil War until 1869. The Herbert Cain and Corah Brantley Casteel House and Leo Ellis Post No. 22, American Legion Building are listed on the National Register of Historic Places.

Geography

Princeton is in northern Missouri, in the center of Mercer County. U.S. Route 65 passes through the east side of the city, leading south to Trenton and north to Lineville, Iowa. U.S. Route 136 passes through the north side of Princeton, briefly joining US 65 but leading east to Unionville and southwest to Bethany. According to the U.S. Census Bureau, Princeton has a total area of , of which are land and , or 0.81%, are water. }}

Race & ethnicity

Most-observed species

• American Crow

  Corvus brachyrhynchos C.L.Brehm, 1822 · Aves
  81
• Blue Jay

  Cyanocitta cristata (Linnaeus, 1758) · Aves
  72
• American Robin

  Turdus migratorius Linnaeus, 1766 · Aves
  51
• Turkey Vulture

  Cathartes aura (Linnaeus, 1758) · Aves
  50
• Northern Cardinal

  Cardinalis cardinalis (Linnaeus, 1758) · Aves
  46
• Red-winged Blackbird

  Agelaius phoeniceus (Linnaeus, 1766) · Aves
  45
• Eastern Bluebird

  Sialia sialis (Linnaeus, 1758) · Aves
  41
• Mourning Dove

  Zenaida macroura (Linnaeus, 1758) · Aves
  41

Most recent

• M 2.53 — 2025-07-15
  3 km W of Hale, Missouri