Jefferson County: Demographics & People
About 5,380 people live in Jefferson County, in 2,163 households. Median age 41.8 years. (6.6y older than Oklahoma). Population is 11% Hispanic or Latino and 1% Black. County is losing 223 residents per year (2022-2023). County health: 42% adult obesity, 24% smoke.
- 2.5 people per household (vs Oklahoma avg 2.6).
- 85 dependents per 100 working-age (youth + seniors / 18-64) (vs Oklahoma 67).
Population & Trend
Current population 5,380; figures track the most recent Census ACS 5-year estimates.
| Population | 5,380 people (vs Oklahoma 63,420) |
|---|---|
| Total Town Population | 3,972 people |
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-29
Age Distribution
Median age 41.8y is 2.9 years older than the U.S. median (38.9y).
| Age Summary · Total Pop | 5,380 |
|---|---|
| Age Summary · Under 18 | 1,347 |
| Age Summary · 18 To 34 | 949.0× |
| Age Summary · 35 To 64 | 1,958.0× |
| Age Summary · 65 Plus | 1,126 |
| Age Summary · Pct Under 18 | 25.0% |
| Age Summary · Pct 18 To 34 | 17.6% |
| Age Summary · Pct 35 To 64 | 36.4% |
| Median age | 41.8 years (vs Oklahoma 35.2y) |
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-29
Race, Ethnicity & Diversity
Of 5,380 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups).
| Census Demographics · Total Population | 5,380 people |
|---|---|
| White residents | 4,276 |
| Black residents | 65 |
| Asian residents | 3 |
| Census Demographics · Aian | 219 |
| Census Demographics · Other Race | 92 |
| Census Demographics · Two Or More Races | 725 |
| Hispanic or Latino residents | 589 |
| Diversity Index | 34.8% |
| Asian population | 0.1% (vs Oklahoma 3.2%) |
| Black population | 1.2% (vs Oklahoma 5.5%) |
| Hispanic or Latino population | 10.9% (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). 26.8% are foreign-born — above the U.S. average of 13.9%.
| Census Citizenship · Total | 5,380 |
|---|---|
| Census Citizenship · Native | 5,179 |
| Residents born in this state | 3,057 |
| Residents born in another state | 2,119 |
| Census Citizenship · Foreign Born | 1,442 |
| Census Citizenship · Naturalized | 320 |
| Census Citizenship · Non Citizen | 3 |
| Foreign-born residents | 26.8% |
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-29
Households & Family Composition
2,163 households.
| Family households | 1,294 households (vs Oklahoma 16,590) |
|---|---|
| Total households | 2,163 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. The surrounding county is losing 223 residents per year on net (IRS migration data).
| Migration · People moving in (annual) | 4,643 |
|---|---|
| Migration · People moving out (annual) | 4,866 |
| Migration · Net migration (in − out) | -223 |
| 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 | 5,253 |
|---|---|
| With Disability | 1,523 |
| Pct With Disability | 29.0% |
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 | 127 |
|---|
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-29
Other
| Census Mobility · Total | 5,308 |
|---|---|
| Census Mobility · Same House | 4,528 |
| Census Mobility · Same County | 355 |
| Census Mobility · Diff County Same State | 136 |
| Census Mobility · Diff State | 283 |
| Census Mobility · From Abroad | 6 |
| Census Mobility · Moved Total | 780 |
| Census Mobility · Pct Moved In Year | 14.7% |
| Pct White | 79.5% |
Sources: Census ACS 5-Year 2024 — county-level query · Refreshed 2026-04-29