Sumner, MO

View of Sumner, MO
Population
81
U.S. Census Population Estimates Program · 2025
Elevation
684 ft
USGS GNIS community points and 3DEP elevation · GNIS 2026-07-06; USGS 3DEP sampled 2026-07-23
Median Income
$45,000
U.S. Census American Community Survey 5-Year · 2024
General Quality
Overall rating out of 100

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About Sumner

Sumner is a tiny rural community in north-central Missouri with fewer than 100 residents. Sitting right next to the vast Swan Lake National Wildlife Refuge, it is best known for its scenic wetlands and incredible waterfowl watching. Life here moves at a peaceful pace, offering wide-open country views and a deep connection to the outdoors.

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