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Dewey: Demographics & People

3,412 people call Dewey home, in 1,383 households. Population grew 0.7% from 3,388 (2022) to 3,412 (2024). Median age 47.6 years. (8.4y older than Washington County; 12.4y older than Oklahoma). Children under 18 are 24% of the population. Population is 60% White (non-Hispanic) and 9% Hispanic or Latino. 66% of households are family-led. County is gaining 436 residents per year (2022-2023). County health: 42% adult obesity, 20% smoke.

Population & Trend

Population grew 0.7% from 3,388 (2022) to 3,412 (2024) — about 1.2× the recent U.S. annual rate of ~0.6%/yr. Estimated 2026 population: ~3,436 (extrapolated at 0.4%/yr trend). Census Bureau Vintage estimate: 3,468.

Census data vintage2024
Population52,455 people
Annual growth rate · Population change0.7%
Annual growth rate · Population (2022)3,388
Annual growth rate · Population (2024)3,412
Annual growth rate · Population growingYes
Annual growth rate · Trend categorystable
Population3,412 people (vs Oklahoma 63,420) population: 4 observations from 2026-04-17 to 2026-04-28
Population Estimate3,468

Sources: Census ACS 5-Year 2023, Table B01003  ·  Refreshed 2026-04-12

Age Distribution

Median age 47.6y is 8.7 years older than the U.S. median (38.9y). Children under 18 make up 24% — above the U.S. share of ~22%.

Age Summary · Median age47.6 years (vs Oklahoma 35.2y)
Age Summary · Children Pct23.7%
Age Summary · Characterestablished
Age Summary · Total Pop3,412
Age Summary · Under 18809
Age Summary · 18 To 34447.0×
Age Summary · 35 To 641,452.0×
Age Summary · 65 Plus704
Population under 18809
Median age47.6 years (vs Oklahoma 35.2y)

Sources: Census ACS 5-Year 2024 — place-level B01001 query · Census ACS 5-Year 2023  ·  Refreshed 2026-04-29

Race, Ethnicity & Diversity

Of 3,412 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups).

White residents2,263
Black residents11
Asian residents71
Hispanic or Latino residents228
Diversity Index · Simpson Index49.5%
Diversity Index · Interpretationmoderately diverse
Asian population2.5% (vs Oklahoma 3.2%)
Black population0.1% (vs Oklahoma 5.5%)
Hispanic or Latino population8.7% (vs Oklahoma 12.3%)
White (non-Hispanic) population59.7% (vs Oklahoma 57.8%)

Sources: Census ACS 5-Year 2023  ·  Refreshed 2026-04-12

Ancestry

Self-reported ancestry from Census ACS — what residents report as their ethnic origin, separate from race. Counts can exceed population because people can list multiple ancestries.

Top (8)

(unnamed)
German
(unnamed)
Hispanic Total
(unnamed)
American
(unnamed)
Irish
(unnamed)
English
(unnamed)
Puerto Rican
(unnamed)
Asian
(unnamed)
Italian

Citizenship & Origin

Where residents were born and their citizenship status (Census ACS). 1.3% are foreign-born — below the U.S. average of 13.9%. 2% have naturalized to U.S. citizenship.

Residents born in this state2,230
Residents born in another state1,082
Share born in this state65.4%
Share born in another state34.6%
Native-born U.S. citizens31.7%
Foreign-born residents1.3%
Naturalized citizens1.7%
Total foreign-born residents181
From Africa39

Households & Family Composition

1,383 households. Averaging 2.6 people each — matches the U.S. average of 2.5. 66% are family households — near the U.S. share of ~65%. Of 923 families, 8% are married couples with children.

Children under 18764
Total families923
Married couples with children77
Single-parent households114
Average household size2.56
Women who gave birth (past year)19.2%
Grandparents living with grandchildren37
Family households916 households (vs Oklahoma 16,590)
Households that are families66.2% (vs Oklahoma 61.1%)
Total households1,383 households (vs Oklahoma 23,671) total_households: 2 observations from 2026-04-23 to 2026-04-23

Sources: Census ACS 5-Year 2023  ·  Refreshed 2026-04-12

Residential Stability & Migration

How long residents have lived here and where they came from. 11.3% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is gaining 436 residents per year on net (IRS migration data).

Moved within the county (past year)11.3%
Migration · People moving in (annual)48,316
Migration · People moving out (annual)47,880
Migration · Net migration (in − out)436
Migration · Population growingYes
Migration · Year2022-2023

Sources: IRS SOI Migration 2021-2022  ·  Refreshed 2026-04-12

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.

Residents with a disability383
Disability rate11.8%

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. 118 residents live in group quarters (3.5% of population).

Living in group quarters118

Other

Congressional District · District1
Congressional District · Congress118th
Cdc Birth Rate · Fips40147
Cdc Birth Rate · State Fips40
Cdc Birth Rate · County Fips147
Cdc Birth Rate · CountyWashington
Cdc Birth Rate · Birth Rate22.2%
Cdc Birth Rate · Lower Ci18.90
Cdc Birth Rate · Upper Ci25.90
Cdc Mortality · Fips40147
Cdc Mortality · CountyWashington County
Cdc Mortality · Urban RuralMicropolitan
Cdc Mortality · Total Deaths 2020 20232,876
Cdc Vaccination · Fips40147
Cdc Vaccination · CountyWashington County
Cdc Vaccination · Dose1 Pop Pct59.6%
Cdc Vaccination · Series Complete Pct46.7%
Cdc Vaccination · Booster Pct44.0%
Cdc Vaccination · Population 201951,527
Cdc Vaccination · Metro StatusNon-metro
Family Score · Score2.80
Family Score · Schools3
Family Score · Childcare Centers1
Family Score · Children Pct23.7%
Family Score · Ratinglimited
Town Summary · Key Factspopulation 3,412, stable, established, working-class, mixed
Town Summary · Population3,412 people (vs Oklahoma 63,420)
Town Summary · CountyWashington County

Sources: NCES school congressional district assignment · federal dataset cascade