Hennessey Flag

Hennessey

County Seat:
No
Area (mi²):
3.707
State:
Oklahoma

Hennessey is a town located in Kingfisher County, Oklahoma. Hennessey has a 2026 population of 2,223. Hennessey is currently growing at a rate of 1.14% annually and its population has increased by 3.54% since the most recent census, which recorded a population of 2,147 in 2020.

2.2K
Total Population
600
Density (mi²)
25 1.14%
Growth

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)