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Lebanon: Demographics & People

About 200 people live in Lebanon, in 75 households. Population shrank 17.0% from 241 (2022) to 200 (2024). Median age 38.5 years. (3.1y younger than Marshall County; 3.3y older than Oklahoma). Children under 18 are 32% of the population. Population is 43% White (non-Hispanic) and 35% Hispanic or Latino. The community is moderately diverse (Simpson index 0.46). 61% of households are family-led. County is gaining 94 residents per year (2022-2023). County health: 44% adult obesity, 21% smoke.

Population & Trend

Population shrank 17.0% from 241 (2022) to 200 (2024). Estimated 2026 population: ~167 (extrapolated at -8.5%/yr trend). Census Bureau Vintage estimate: 129.

Census data vintage2024
Population15,312 people
Annual growth rate · Population change-17.0%
Annual growth rate · Population (2022)241
Annual growth rate · Population (2024)200
Annual growth rate · Trend categoryshrinking
Population200 people (vs Oklahoma 63,420) population: 6 observations from 2026-04-17 to 2026-04-29
Population Estimate129

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

Age Distribution

Median age 38.5y is 0.4 years younger than the U.S. median (38.9y). Children under 18 make up 32% — above the U.S. share of ~22%.

Age Summary · Median age38.5 years (vs Oklahoma 35.2y)
Age Summary · Children Pct32.0%
Age Summary · Characterfamily-oriented
Age Summary · Total Pop200
Age Summary · Under 1864
Age Summary · 18 To 3416.0×
Age Summary · 35 To 6450.0×
Age Summary · 65 Plus70
Population under 1864
Median age38.5 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 200 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups). The Simpson diversity index is 0.46 (0 = single group, 1 = perfectly even distribution); this is read as moderately diverse.

White residents119
Hispanic or Latino residents65
Diversity Index · Diversity index (Simpson)45.7%
Diversity Index · Diversity labelmoderately diverse
Diversity Index · Groups counted2
Diversity Index · Largest group share64.7%
Hispanic or Latino population35.0% (vs Oklahoma 12.3%)
White (non-Hispanic) population43.0% (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 (4)

(unnamed)
Hispanic Total
(unnamed)
Puerto Rican
(unnamed)
American
(unnamed)
Irish

Citizenship & Origin

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

Residents born in this state108
Residents born in another state74
Share born in this state54.0%
Share born in another state46.0%
Native-born U.S. citizens37.0%
Naturalized citizens9.0%
Total foreign-born residents17

Households & Family Composition

75 households. Averaging 2.9 people each — larger than the U.S. average of 2.5. 61% are family households — below the U.S. share of ~65%. Of 55 families, 35% are married couples with children.

Children under 1860
Total families55
Married couples with children19
Average household size2.87
Women who gave birth (past year)28.6%
Grandparents living with grandchildren365
Grandparents responsible for grandchildren140
Family households46 households (vs Oklahoma 16,590)
Households that are families61.3% (at Oklahoma median)
Total households75 households (vs Oklahoma 23,671) total_households: 4 observations from 2026-04-23 to 2026-04-29

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

Residential Stability & Migration

How long residents have lived here and where they came from. 12.5% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is gaining 94 residents per year on net (IRS migration data).

Moved within the county (past year)12.5%
Migration · People moving in (annual)14,710
Migration · People moving out (annual)14,616
Migration · Net migration (in − out)94
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 disability23
Disability rate10.8%

Other

Congressional District · District2
Congressional District · FormattedOK-02
Congressional District · Congress118th
Cdc Birth Rate · Fips40095
Cdc Birth Rate · State Fips40
Cdc Birth Rate · County Fips095
Cdc Birth Rate · CountyMarshall
Cdc Birth Rate · Birth Rate43.7%
Cdc Birth Rate · Lower Ci35.90
Cdc Birth Rate · Upper Ci52.60
Cdc Mortality · Fips40095
Cdc Mortality · CountyMarshall County
Cdc Mortality · Urban RuralNoncore
Cdc Mortality · Total Deaths 2020 2023568
Cdc Vaccination · Fips40095
Cdc Vaccination · CountyMarshall County
Cdc Vaccination · Dose1 Pop Pct58.3%
Cdc Vaccination · Series Complete Pct47.1%
Cdc Vaccination · Booster Pct41.4%
Cdc Vaccination · Population 201916,931
Cdc Vaccination · Metro StatusNon-metro
Family Score · Score4.00
Family Score · Schools6
Family Score · Children Pct32.0%
Family Score · Ratingfair
Town Summary · Key Factspopulation 200, shrinking, family-oriented, middle-class, white collar
Town Summary · Population200 people (vs Oklahoma 63,420)
Town Summary · CountyMarshall County

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