Foster Population

2010–2026

253

2026 projection

2.8% since 2020 (increase)

050100150200250300201020122014201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual estimates, including 2010–2020 intercensal estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Foster. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
2026253+10.40%
2025252+10.40%
2024251+31.21%
2023248+31.22%
202224500.00%
2021245-10.41%
2020246+72.93%
2019239+83.46%
2018231+83.59%
2017223+83.72%

Showing 10 of 17 years.

The 2020 row compares the April 1 Census count with the July 1, 2019 estimate (about nine months). Its Growth and Annual change therefore do not represent a full year.

Growth since 2020, compared

Foster is growing faster than the U.S., about as fast as Stephens County, and slower than Oklahoma.

  • Oklahoma+4.0%
  • Stephens County+3.4%
  • Foster+3.3%
  • United States+3.1%

Change from July 1, 2020 to July 1, 2025 population estimates—not annualized growth or site projections.

Source: U.S. Census Bureau. U.S. totals are summed from the 50 states and D.C.; unavailable comparisons are omitted.

Foster Demographics

36.8median age

Median age

Female41.5 yrs
Male31 yrs

Adults

207
36 seniors (65+) · 17% of adults171 other adults

Sex

Female 44.9% · 114Male 55.1% · 140

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 3 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Foster Income

$74,712median household income

Median household income

$74,712

Half of households earn more, half earn less

Median earnings

$60,833

Typical yearly pay for a worker 25 or older.

Poverty rate

10.6%

About 1 in 9 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Foster Marital Status

56% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married56%51%62%
Never married32%42%18%
Divorced10%7%13%
Widowed3%0%7%
Separated0%0%0%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201