Stillwater Flag

Stillwater

County:
Payne County
County Seat:
Yes
Area (mi²):
29.79
State:
Oklahoma

Stillwater is a city located in Payne County, Oklahoma. Stillwater has a 2026 population of 51,012. It is also the county seat of Payne County. Stillwater is currently growing at a rate of 0.86% annually and its population has increased by 5.42% since the most recent census, which recorded a population of 48,389 in 2020.

The median household income in Stillwater is $43,700 with a poverty rate of 27.36%. The median age in Stillwater is 23.9 years: 24.2 years for males, and 23.7 years for females. For every 100 females there are 100.3 males.

51K
Total Population
1,712
Density (mi²)
437 0.86%
Growth

Stillwater Population

Stillwater Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202651,0124370.86%
202550,5754370.87%
202450,1383140.63%
202349,8245201.05%
202249,3045831.2%
202148,7213320.69%
202048,38990.02%
201950,223-254-0.5%
201850,4774010.8%
201750,0762780.56%
201649,7986281.28%
201549,1706891.42%
201448,4811,0372.19%
201347,4447101.52%
201246,7344661.01%
201146,2685071.11%
201045,761730.16%
200039,0652,3896.51%
199036,676-1,592-4.16%
198038,2687,14222.95%
197031,1267,16129.88%
196023,9653,72718.42%
195020,23810,141100.44%
194010,0973,08143.91%
19307,0162,31549.24%
19204,7011,25736.5%
19103,44400%

Median Age

Overall: 23.9 years
Female: 23.7 years
Male: 24.2 years

Stillwater Adults

There are 42,253 adults, (5,127 of whom are seniors) in Stillwater.

Sex Ratio

Female: 24,597 (49.9%)
Male: 24,672 (50.1%)

Demographics

The racial composition of Stillwater includes 73.29% White, 6.37% Asian, 4.7% Black or African American, 3.26% Native American, and smaller percentages for other race, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White36,10773.29%
Two or more races5,43111.02%
Asian3,1406.37%
Black or African American2,3144.7%
Native American1,6083.26%
Other race6151.25%
Native Hawaiian or Pacific Islander540.11%
Race
Population ↓
Percentage (of total)
Two or more races1,2632.56%
White9121.85%
Other race5621.14%
Native American910.18%
Black or African American800.16%
Asian90.02%
Race
Population ↓
Percentage (of total)
White35,19571.43%
Two or more races4,1688.46%
Asian3,1316.35%
Black or African American2,2344.53%
Native American1,5173.08%
Native Hawaiian or Pacific Islander540.11%
Other race530.11%

Stillwater Marital Status

Economics and Income Statistics

Stillwater 's average per capita income is $43,101. Household income levels show a median of $43,700. The poverty rate stands at 27.36%.

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$110,245-
Families$82,321$112,740
Households$43,700$69,640
Non Families$29,288$38,566

$43,101

Average Income

$43,700

Median Household Income

27.36%

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)