Ellis County (county code EL) is a county in the U.S. state of Kansas. In the 2020 census, 28,934 people lived there.[1] The county seat and biggest city is Hays.[2]

History

Ellis County was created on February 26, 1867.

Geography

The U.S. Census Bureau says that the county has a total area of 900 square miles (2,300 km2). Of that 900 square miles (2,300 km2) is land and 0.5 square miles (1.3 km2) (0.05%) is water.[3]

Bordering counties

Major highways

People

Historical population
CensusPop.
18701,336
18806,179362.5%
18907,94228.5%
19008,6268.6%
191012,17041.1%
192014,13816.2%
193015,90712.5%
194017,50810.1%
195019,0438.8%
196021,27011.7%
197024,73016.3%
198026,0985.5%
199026,004−0.4%
200027,5075.8%
201028,4523.4%
202028,9341.7%
U.S. Decennial Census[4]
1790-1960[5] 1900-1990[6]
1990-2000[7] 2010-2020[1]
Age pyramid

The Hays Micropolitan Statistical Area includes all of Ellis County.

Government