Dennis

County:: Delaware County
County Seat:: No
Area (mi²):: 4.527
State:: Oklahoma

Dennis is a CDP located in Delaware County, Oklahoma. Dennis has a 2025 population of 219. Dennis is currently growing at a rate of 0.92% annually and its population has increased by 140.66% since the most recent census, which recorded a population of 91 in 2020.

The average household income in Dennis is $101,594 with a poverty rate of 15.53%.The median age in Dennis is 62 years: 61.3 years for males, and 64.8 years for females.

Demographics

The racial composition of Dennis includes 77.67% White, 9.71% Native American, and smaller percentages for other race and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	160	77.67%
Two or more races	25	12.14%
Native American	20	9.71%
Other race	1	0.49%

Dennis Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Dennis' average per capita income is $0. Household income levels show a median of $72,375. The poverty rate stands at 15.53%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Families	$87,159	$116,629
Married Families	$87,159	-
Households	$72,375	$101,594
Non Families	-	-

$0

Average Income

$72,375

Median Household Income

15.53%

Poverty Rate