Lamar, MO

View of Lamar, MO
Image credit: Kbh3rd / CC BY 4.0
Population
4,337
U.S. Census Population Estimates Program · 2025
Elevation
960 ft
Median Home Value
$117,200
U.S. Census American Community Survey 5-Year · 2024
Median Rent
$832/mo
U.S. Census American Community Survey 5-Year · 2024
Median Income
$36,705
U.S. Census American Community Survey 5-Year · 2024
General Quality
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About Lamar

Tucked into southwest Missouri along the Spring River, Lamar is a quiet, friendly town best known as the birthplace of President Harry S. Truman. As the Barton County seat, daily life centers around a classic courthouse square, local schools, and deep farming roots. It offers a relaxed, small-town pace with plenty of open space, while nearby highway routes keep larger hubs like Joplin within an easy drive.

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