Custer County: Demographics & People
Custer County is home to 28,259 people, in 11,044 households. Median age 32.8 years. (2.4y younger than Oklahoma). Population is 20% Hispanic or Latino and 3% Black. County health: 44% adult obesity, 18% smoke.
- 2.6 people per household (vs Oklahoma avg 2.6).
- 65 dependents per 100 working-age (youth + seniors / 18-64) (vs Oklahoma 67).
Population & Trend
Current population 28,259; figures track the most recent Census ACS 5-year estimates.
| Population | 28,259 people (vs Oklahoma 63,420) |
|---|---|
| Total Town Population | 23,462 people |
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-29
Age Distribution
Median age 32.8y is 6.1 years younger than the U.S. median (38.9y).
| Age Summary · Total Pop | 28,259 |
|---|---|
| Age Summary · Under 18 | 7,050 |
| Age Summary · 18 To 34 | 7,899.0× |
| Age Summary · 35 To 64 | 9,196.0× |
| Age Summary · 65 Plus | 4,114 |
| Age Summary · Pct Under 18 | 24.9% |
| Age Summary · Pct 18 To 34 | 27.9% |
| Age Summary · Pct 35 To 64 | 32.5% |
| Median age | 32.8 years (vs Oklahoma 35.2y) |
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-29
Race, Ethnicity & Diversity
Of 28,259 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups).
| Census Demographics · Total Population | 28,259 people |
|---|---|
| White residents | 19,436 |
| Black residents | 806 |
| Asian residents | 268 |
| Census Demographics · Aian | 1,492 |
| Census Demographics · Nhpi | 21 |
| Census Demographics · Other Race | 1,775 |
| Census Demographics · Two Or More Races | 4,461 |
| Diversity Index | 49.4% |
| Asian population | 0.9% (vs Oklahoma 3.2%) |
| Black population | 2.9% (vs Oklahoma 5.5%) |
| Hispanic or Latino population | 19.9% (vs Oklahoma 12.3%) |
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-29
Citizenship & Origin
Where residents were born and their citizenship status (Census ACS). 13.1% are foreign-born — near the U.S. average of 13.9%.
| Census Citizenship · Total | 28,259 |
|---|---|
| Census Citizenship · Native | 26,839 |
| Residents born in this state | 18,577 |
| Residents born in another state | 8,072 |
| Census Citizenship · Foreign Born | 3,687 |
| Census Citizenship · Naturalized | 2,206 |
| Census Citizenship · Non Citizen | 190 |
| Foreign-born residents | 13.1% |
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-29
Households & Family Composition
11,044 households.
| Family households | 6,766 households (vs Oklahoma 16,590) |
|---|---|
| Total households | 11,044 households (vs Oklahoma 23,671) |
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-29
Residential Stability & Migration
How long residents have lived here and where they came from.
| Migration · People moving in (annual) | 24,729 |
|---|---|
| Migration · People moving out (annual) | 24,708 |
| Migration · Net migration (in − out) | 21 |
| Migration · Population growing | Yes |
| Migration · Year | 2022-2023 |
Sources: IRS SOI Migration 2022-2023
Disability
Census ACS measures self-reported functional limitations — vision, hearing, mobility, cognitive, self-care, or independent-living. The U.S. baseline disability rate is about 12–13%; rates trend higher with median age.
| Census Disability · Total Pop | 27,734 |
|---|---|
| With Disability | 3,583 |
| Pct With Disability | 12.9% |
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-29
Group Quarters
Group quarters are non-household living arrangements counted by the Census — college dormitories, nursing homes, military barracks, group homes, correctional facilities, and similar institutional or shared housing. 0 residents live in group quarters.
| Census Group Quarters · Total | 1,343 |
|---|
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-29
Other
| Census Mobility · Total | 28,019 |
|---|---|
| Census Mobility · Same House | 22,721 |
| Census Mobility · Same County | 2,609 |
| Census Mobility · Diff County Same State | 1,795 |
| Census Mobility · Diff State | 749 |
| Census Mobility · From Abroad | 145 |
| Census Mobility · Moved Total | 5,298 |
| Census Mobility · Pct Moved In Year | 18.9% |
| Pct White | 68.8% |
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-29