Sumner County, Kansas

Sumner County
Old Oxford Mill in Oxford (2012)
Map of Kansas highlighting Sumner County
Location within the U.S. state of Kansas
Map of the United States highlighting Kansas
Kansas's location within the U.S.
Coordinates: 37°14′N 97°29′W / 37.233°N 97.483°W / 37.233; -97.483
Country United States
State Kansas
FoundedDecember 20, 1870
Named forCharles Sumner
SeatWellington
Largest cityWellington
Area
 • Total1,185 sq mi (3,070 km2)
 • Land1,182 sq mi (3,060 km2)
 • Water3.0 sq mi (8 km2)  0.3%
Population
 • Total22,382
 • Estimate 
(2023)[2]
22,334 Decrease
 • Density18.9/sq mi (7.3/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Area code620
Congressional district4th
WebsiteCounty website

Sumner County is a county located in the U.S. state of Kansas. Its county seat is Wellington.[3] As of the 2020 census, the population was 22,382.[1] The county is named after Charles Sumner, a U.S. Senator from Massachusetts who was a leader of Reconstruction politics.

  1. ^ a b "QuickFacts; Sumner County, Kansas; Population, Census, 2020 & 2010". United States Census Bureau. Archived from the original on August 20, 2021. Retrieved August 20, 2021.
  2. ^ "Annual Estimates of the Resident Population for Counties: April 1, 2020 to July 1, 2023". United States Census Bureau. Retrieved March 24, 2024.
  3. ^ "Find a County". National Association of Counties. Retrieved June 7, 2011.