Mercer County, Missouri

Mercer County Education, Geography, and History

Mercer County is a county located in the northwestern portion of the state of Missouri. Based on the 2010 census, the population was 3,785, making it the second-least populous county in Missouri. Its county seat is Princeton. The county was organized February 14, 1845 and named for General John F. Mercer of the Revolutionary War.

Etymology - Origin of Mercer County Name

Named for John F. Mercer, a Revolutionary War general.

Demographics:

County QuickFacts: CensusBureau Quick Facts

History of Mercer County

Mercer County was organized February 14, 1845. It was named in honor of "General Hugh Mercer of the Revolution." Until its organization it was a part of Grundy County. (Record of Char. County, Part I, p. 18; Campbell, p. 361; Gannett, p. 205; Rogers, p. 33; HIST. HARRISON & MERCER, p. 402)

Source: Adams, Orvyl Guy. "Place Names In The North Central Counties Of Missouri." M.A. thesis., University of Missouri-Columbia, 1928.

Geography: Land and Water

As reported by the Census Bureau, the county has a total area of 455 square miles (1,180 km²), of which 454 square miles (1,180 km²) is land and 1.3 square miles (3.4 km²) (0.3%) is water

Neighboring Counties

Bordering counties are as follows:

• Decatur County, Iowa (northwest)
• Wayne County, Iowa (north)
• Putnam County (east)
• Sullivan County (southeast)
• Grundy County (south)
• Harrison County (west)

Education

Public Schools

North Mercer County R-III School District - Mercer
Princeton R-V School District - Princeton

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