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Carmen: Demographics & People

336 people call Carmen home, in 132 households. Population shrank 10.9% from 377 (2022) to 336 (2024). Median age 36.2 years. (8.4y younger than Alfalfa County; 1.0y older than Oklahoma). Children under 18 are 29% of the population. Population is 91% White (non-Hispanic) and 6% Hispanic or Latino. The community is relatively homogeneous (Simpson index 0.11). 64% of households are family-led. County health: 38% adult obesity, 16% smoke.

Population & Trend

Population shrank 10.9% from 377 (2022) to 336 (2024). Estimated 2026 population: ~300 (extrapolated at -5.4%/yr trend). Census Bureau Vintage estimate: 256.

Census data vintage2024
Population5,699 people
Annual growth rate · Population change-10.9%
Annual growth rate · Population (2022)377
Annual growth rate · Population (2024)336
Annual growth rate · Trend categoryshrinking
Population336 people (vs Oklahoma 63,420) population: 4 observations from 2026-04-17 to 2026-04-28
Population Estimate256

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

Age Distribution

Median age 36.2y is 2.7 years younger than the U.S. median (38.9y). Children under 18 make up 29% — above the U.S. share of ~22%.

Age Summary · Median age36.2 years (vs Oklahoma 35.2y)
Age Summary · Children Pct29.2%
Age Summary · Characterfamily-oriented
Age Summary · Total Pop336
Age Summary · Under 1898
Age Summary · 18 To 3460.0×
Age Summary · 35 To 64129.0×
Age Summary · 65 Plus49
Population under 1898
Median age36.2 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 336 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups). The Simpson diversity index is 0.11 (0 = single group, 1 = perfectly even distribution); this is read as relatively homogeneous.

White residents348
Hispanic or Latino residents22
Diversity Index · Diversity index (Simpson)11.2%
Diversity Index · Diversity labelrelatively homogeneous
Diversity Index · Groups counted2
Diversity Index · Largest group share94.1%
Hispanic or Latino population6.0% (vs Oklahoma 12.3%)
White (non-Hispanic) population91.4% (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 (7)

(unnamed)
German
(unnamed)
Irish
(unnamed)
English
(unnamed)
Hispanic Total
(unnamed)
American
(unnamed)
Puerto Rican
(unnamed)
Polish

Citizenship & Origin

Where residents were born and their citizenship status (Census ACS).

Residents born in this state194
Residents born in another state134
Share born in this state57.7%
Share born in another state42.3%
Native-born U.S. citizens39.9%
Naturalized citizens2.4%
Total foreign-born residents9

Households & Family Composition

132 households. Averaging 2.8 people each — larger than the U.S. average of 2.5. 64% are family households — near the U.S. share of ~65%. Of 88 families, 35% are married couples with children.

Children under 18118
Total families88
Married couples with children31
Average household size2.75
Women who gave birth (past year)5.2%
Grandparents living with grandchildren12
Grandparents responsible for grandchildren8
Family households84 households (vs Oklahoma 16,590)
Households that are families63.6% (vs Oklahoma 61.1%)
Total households132 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. 23.9% moved within the county in the past year — the U.S. baseline is roughly 8–10%.

Moved within the county (past year)23.9%
Migration · People moving in (annual)3,912
Migration · People moving out (annual)3,873
Migration · Net migration (in − out)39
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 disability26
Disability rate8.3%

Other

Congressional District · District3
Congressional District · FormattedOK-03
Congressional District · Congress118th
Cdc Birth Rate · Fips40003
Cdc Birth Rate · State Fips40
Cdc Birth Rate · County Fips003
Cdc Birth Rate · CountyAlfalfa
Cdc Birth Rate · Birth Rate24.5%
Cdc Birth Rate · Lower Ci15.10
Cdc Birth Rate · Upper Ci37.50
Cdc Mortality · Fips40003
Cdc Mortality · CountyAlfalfa County
Cdc Mortality · Urban RuralNoncore
Cdc Mortality · Total Deaths 2020 202386
Cdc Vaccination · Fips40003
Cdc Vaccination · CountyAlfalfa County
Cdc Vaccination · Dose1 Pop Pct53.1%
Cdc Vaccination · Series Complete Pct47.0%
Cdc Vaccination · Booster Pct51.0%
Cdc Vaccination · Population 20195,702
Cdc Vaccination · Metro StatusNon-metro
Family Score · Score5.00
Family Score · Schools8
Family Score · Children Pct29.2%
Family Score · Ratingfair
Town Summary · Key Factspopulation 336, shrinking, family-oriented, working-class, blue collar
Town Summary · Population336 people (vs Oklahoma 63,420)
Town Summary · CountyAlfalfa County

Sources: Census place-to-CD118 crosswalk (place_fips) · federal dataset cascade