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
Age is the most distinctive thing about Custer County: a median age of 32.8, younger than the national median. Custer County is a county in Oklahoma with a population of 28,332. It ranks #33 among counties in Oklahoma by population.
Median household income is $57,562, below the US median of $78,538. The poverty rate is 10.0%, below the national 12.4%. Homes carry a median value of $177,000, with typical rent around $779.
About 33.3% of adults 25 and older have a bachelor’s degree, near the 35.0% national figure. Home-based work is uncommon, at 3.5%, below the national 14.0%, and the average commute runs about 18 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.