Buffalo Flag

Buffalo

County:
Harper County
County Seat:
Yes
Area (mi²):
1.113
State:
Oklahoma

Buffalo is a town located in Harper County, Oklahoma. Buffalo has a 2025 population of 999. It is also the county seat of Harper County. Buffalo is currently declining at a rate of -0.79% annually and its population has decreased by -3.76% since the most recent census, which recorded a population of 1,038 in 2020.

The average household income in Buffalo is $75,681 with a poverty rate of 9.8%.The median age in Buffalo is 41.7 years: 41.7 years for males, and 42 years for females.

1K
Total Population
897
Density (mi²)
-8 -0.79%
Growth

Buffalo Population

Buffalo Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Buffalo includes 78.54% White, 14.95% other race, and smaller percentages for Black or African American, Native American and multiracial populations.

Population by Race

White (78.5%)

Other race (14.9%)

Two or more races (6.3%)

Black or African American (0.2%)

Native American (0.1%)

Race
Population
Percentage (of total)
White97778.54%
Other race18614.95%
Two or more races786.27%
Black or African American20.16%
Native American10.08%

Buffalo Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Buffalo's average per capita income is $37,321. Household income levels show a median of $69,875. The poverty rate stands at 9.8%.

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
Married Families$83,063-
Families$79,453$88,215
Households$69,875$75,681
Non Families-$38,634

$37,321

Average Income

$69,875

Median Household Income

9.8%

Poverty Rate

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)