Custer County, Oklahoma Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 33rd-largest in Oklahoma
The population of Custer County, Oklahoma is 28,332 as of the 2023 American Community Survey, making it the 33rd-largest county in Oklahoma. The median household income is $57,562, the median home value is $177,000, and the median age is 32.8.
The population of Custer County has grown 2.5% since 2010 (27,583 → 28,266), a +0.17% annualized rate.
28,332
Population
+0.17%
Annual growth
29
People / sq mi
$57,562
Median Income
$177,000
Median Home Value
Custer County covers 989 sq mi of land at 28.7 people per square mile.
About Custer County, OK
Custer County is a county in Oklahoma with a population of 28,332. It ranks #33 among counties in Oklahoma by population. The median age is 32.8, younger than the national median. The population is 49.3% male and 50.7% female.
The median household income in Custer County is $57,562, below the US median of $74,580. 10.0% of residents live below the federal poverty level. Home values sit at a median of $177,000, with monthly rent averaging $779. The homeownership rate of 64.2% is close to the national rate of 64.8%.
Educational attainment in Custer County reflects 33.3% of adults 25 and older holding a bachelor's degree or higher, near the national average of 34.3%. Roughly 3.5% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 18.2 minutes each way.
Custer County Population History (2010-2024)
The county of Custer County had a population of 27,583 in 2010 and 28,266 in 2024, a 2.5% growth over 14 years. The peak was 29,568 in 2015. Average annual growth rate: 0.18%.
28,266
Population (2024)
27,583
Population (2010)
29,568
Peak (2015)
0.18%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 27,583 |
| 2011 | 27,800 |
| 2012 | 28,593 |
| 2013 | 29,318 |
| 2014 | 29,517 |
| 2015 | 29,568 |
| 2016 | 29,224 |
| 2017 | 28,928 |
| 2018 | 28,930 |
| 2019 | 28,913 |
| 2020 | 28,444 |
| 2021 | 28,177 |
| 2022 | 28,075 |
| 2023 | 28,332 |
| 2024 | 28,266 |
Race & Ethnicity
| White | 71.0% |
| Black or African American | 2.9% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 10.4% |
| Two or More Races | 0.1% |
Age & Sex
32.8
Median Age
50.7%
Female
49.3%
Male
14.3%
Age 65+
Age Distribution
Children (under 15): 20.7% · Seniors (65+): 14.3%
Income & Poverty
| Median household income | $57,562$-6,041 vs state |
| Mean household income | $81,803 |
| Per-capita income | $31,487 |
| Poverty rate | 10.0%-1.1% vs state |
| Unemployment rate | 2.4% |
| Employment-to-population | 64.5% |
Top Industries by Employment
The largest employment sector in Custer County is professional & business services, accounting for 26.0% of workers.
How residents commute
0.0%
Drive alone
2.6%
Carpool
81.3%
Public transit
3.5%
Work from home
18.2 min
Avg commute
Housing
$177,000$-8,900 vs state
Median home value
$779
Median rent
64.2%
Homeownership rate
12,946
Total housing units
83.3%
Occupied
16.7%
Vacant
35.8%
Renter-occupied
Social & access
88.5%
With health insurance
94.4%
With broadband internet
27.9%
Foreign-born
5.8%
Veterans (18+)
12.5%
With a disability
86.5%
Speak language other than English at home
Education
88.4%
High School+
33.3%
Bachelor's+
Largest cities in Oklahoma
Other counties in Oklahoma
Part of Oklahoma
Metro areas in Oklahoma
County rankings
Frequently Asked Questions
Custer County, Oklahoma has a population of 28,332 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 33rd-largest county in Oklahoma. Population density is 29 people per square mile.
The population of Custer County has grown 2.5% since 2010 (27,583 → 28,266), a +0.17% annualized rate.
The median household income in Custer County, Oklahoma is $57,562, with mean (average) household income of $81,803 and per-capita income of $31,487. 10.0% of residents live below the federal poverty level.
In Custer County, the largest racial and ethnic groups are White (71.0%), Hispanic or Latino (10.4%), Black or African American (2.9%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Custer County, Oklahoma is 32.8 years. Residents are 50.7% female and 49.3% male.
The median home value in Custer County is $177,000 and median monthly rent is $779. 64.2% of occupied housing units are owner-occupied. The county has 12,946 total housing units, 16.7% of which are vacant.
The largest employment sector in Custer County, Oklahoma is professional, scientific, and management services, employing 26.0% of workers. The unemployment rate is 2.4%.
Oklahoma City is among the largest cities associated with Custer County, Oklahoma, with a population of 688,693.
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Full rankings of Oklahoma counties
Statewide data for Oklahoma
Population, race, income, age, and trends across Oklahoma
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.