About Sumner
Sumner, MO is a tiny community located in northern Missouri, home to 81 residents as of the latest Census estimates.
Officially, Sumner is an incorporated town — local government on a neighborly scale. The community covers 0.23 square miles, giving it wide-open spaces and a spread-out, rural feel at roughly 352 residents per square mile.
📰 Sumner News Today
- Doris Jean Dougherty Obituary (2026) - Sumner, MO - Wright Funeral Home Legacy obituary · Aug 10
- Wallace Sumner Obituary - Kansas City, MO Dignity Memorial · Feb 16
- Sumner County teen dies after ATV crash in Missouri WKRN News 2 · Dec 1
- Cindy Lou Montgomery Obituary (2026) - Sumner, MO - Rhodes Funeral Home - Brookfield Legacy obituary · Jul 7
- Sumner, Missouri's massive goose, Maxie, will be restored kmbc.com · Jul 12
Live headlines via Google News — updates through the day.
What Makes Sumner Unique
- One of 8 places in the US named Sumner — but the Missouri one has a character all its own.
- One of the smallest municipal footprints in the country at just 0.23 sq mi.
- With 81 residents, it's one of America's smallest incorporated communities — everybody really does know everybody.
- Positioned in northern Missouri, convenient to the region's corridors and crossings.
Why People Love It Here
- Quiet streets and a slower rhythm — the kind of place people move to on purpose.
- Housing dollars stretch further here than in the nearest metro.
- Well connected: 3+ neighboring communities within 10 miles.
⚡ Quick Facts
StateMissouri
TypeTown
Population (2024)81
Rank in state#822 of 938
Land area0.23 sq mi
Density352/sq mi
Coordinates39.6561, -93.2434