Tenkiller is an unincorporated community and census-designated place (CDP) in Cherokee County, Oklahoma, United States.
Geography
Tenkiller is located in southeastern Cherokee County. It is bordered to the north by Welling, to the west across the Illinois River by Park Hill and Keys, and to the east by Rocky Mountain in Adair County. The community of Dry Creek is a short distance to the south. Tahlequah, the county seat, is to the northwest via Welling Road.
According to the U.S. Census Bureau, the CDP has a total area of , of which is land and , or 5.23%, is water. Tenkiller Ferry Lake on the Illinois River occupies the western border of the CDP.
Demographics
2020 census
As of the 2020 census, Tenkiller had a population of 390. The median age was 40.9 years. 23.3% of residents were under the age of 18 and 13.1% of residents were 65 years of age or older. For every 100 females there were 105.3 males, and for every 100 females age 18 and over there were 107.6 males age 18 and over.
There were 110 households in Tenkiller, of which 25.5% had children under the age of 18 living in them. Of all households, 63.6% were married-couple households, 16.4% were households with a male householder and no spouse or partner present, and 13.6% were households with a female householder and no spouse or partner present. About 18.2% of all households were made up of individuals and 12.7% had someone living alone who was 65 years of age or older.
! Race !! Number !! Percent
|-
| White || 200 || 51.3%
|-
| Black or African American || 14 || 3.6%
|-
| American Indian and Alaska Native || 105 || 26.9%
|-
| Asian || 3 || 0.8%
|-
| Native Hawaiian and Other Pacific Islander || 0 || 0.0%
|-
| Some other race || 0 || 0.0%
|-
| Two or more races || 68 || 17.4%
|-
| Hispanic or Latino (of any race) || 10 || 2.6%
|}
2000 census
As of the census