Bell is a census-designated place (CDP) in Adair County, Oklahoma, United States. The population was 535 at the 2010 census, an 11.1 percent decline from 602 at the 2000 census.
Bell is located at 35°44′14″N 94°31′19″W / 35.73722°N 94.52194°W / 35.73722; -94.52194 (35.737087, -94.521859).
According to the United States Census Bureau, the CDP has a total area of 22.2 square miles (57 km), all of it land.
As of the census of 2000, there were 602 people, 181 households, and 152 families residing in the CDP. The population density was 27.1 people per square mile (10.5/km²). There were 189 housing units at an average density of 8.5/sq mi (3.3/km²). The racial makeup of the CDP was 35.71% White, 0.33% African American, 57.81% Native American, 0.17% from other races, and 5.98% from two or more races. Hispanic or Latino of any race were 0.66% of the population.
There were 181 households out of which 38.1% had children under the age of 18 living with them, 63.5% were married couples living together, 13.8% had a female householder with no husband present, and 15.5% were non-families. 13.8% of all households were made up of individuals and 7.2% had someone living alone who was 65 years of age or older. The average household size was 3.33 and the average family size was 3.69.
In the CDP, the population was spread out with 31.6% under the age of 18, 11.8% from 18 to 24, 26.9% from 25 to 44, 18.6% from 45 to 64, and 11.1% who were 65 years of age or older. The median age was 30 years. For every 100 females, there were 102.0 males. For every 100 females age 18 and over, there were 103.0 males.
The median income for a household in the CDP was $20,000, and the median income for a family was $23,482. Males had a median income of $20,450 versus $14,750 for females. The per capita income for the CDP was $8,753. About 30.5% of families and 35.1% of the population were below the poverty line, including 44.8% of those under age 18 and 37.1% of those age 65 or over.