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Dewey County: Demographics & People

Census counts 4,360 people in Dewey County, in 1,631 households. Median age 38.5 years. (3.3y older than Oklahoma). Population is 6% Hispanic or Latino and 0% Asian. County is losing 131 residents per year (2022-2023). County health: 38% adult obesity, 20% smoke.

Population & Trend

Current population 4,360; figures track the most recent Census ACS 5-year estimates.

Population4,360 people (vs Oklahoma 63,420) population: 3 observations from 2026-04-17 to 2026-04-23
Total Town Population2,493 people

Sources: Census ACS 5-Year 2024 — county-level query  ·  Refreshed 2026-04-29

Age Distribution

Median age 38.5y is 0.4 years younger than the U.S. median (38.9y).

Age Summary · Total Pop4,360
Age Summary · Under 181,192
Age Summary · 18 To 34817.0×
Age Summary · 35 To 641,498.0×
Age Summary · 65 Plus853
Age Summary · Pct Under 1827.3%
Age Summary · Pct 18 To 3418.7%
Age Summary · Pct 35 To 6434.4%
Median age38.5 years (vs Oklahoma 35.2y)

Sources: Census ACS 5-Year 2024 — county-level query  ·  Refreshed 2026-04-29

Race, Ethnicity & Diversity

Of 4,360 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups).

Census Demographics · Total Population4,360 people
White residents3,609
Black residents3
Asian residents4
Census Demographics · Aian161
Census Demographics · Other Race39
Census Demographics · Two Or More Races544
Hispanic or Latino residents261
Diversity Index29.8%
Asian population0.1% (vs Oklahoma 3.2%)
Black population0.1% (vs Oklahoma 5.5%)
Hispanic or Latino population6.0% (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). 8.0% are foreign-born — below the U.S. average of 13.9%.

Census Citizenship · Total4,360
Census Citizenship · Native4,293
Residents born in this state3,237
Residents born in another state1,048
Census Citizenship · Foreign Born347
Census Citizenship · Naturalized386
Census Citizenship · Non Citizen8
Foreign-born residents8.0%

Sources: Census ACS 5-Year 2024 — county-level query  ·  Refreshed 2026-04-29

Households & Family Composition

1,631 households.

Family households1,061 households (vs Oklahoma 16,590)
Total households1,631 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 131 residents per year on net (IRS migration data).

Migration · People moving in (annual)4,174
Migration · People moving out (annual)4,305
Migration · Net migration (in − out)-131
Migration · Year2022-2023

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 Pop4,282
With Disability819
Pct With Disability19.1%

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 · Total76

Sources: Census ACS 5-Year 2024 — county-level query  ·  Refreshed 2026-04-29

Other

Census Mobility · Total4,318
Census Mobility · Same House3,865
Census Mobility · Same County156
Census Mobility · Diff County Same State222
Census Mobility · Diff State70
Census Mobility · From Abroad5
Census Mobility · Moved Total453
Census Mobility · Pct Moved In Year10.5%
Pct White82.8%

Sources: Census ACS 5-Year 2024 — county-level query  ·  Refreshed 2026-04-29