Smithville: Demographics & People
Smithville's population stands at 93 people, in 68 households. Population shrank 11.4% from 105 (2022) to 93 (2024). Median age 28.6 years. (9.1y younger than McCurtain County; 6.6y younger than Oklahoma). Children under 18 are 8% of the population. Population is 68% White (non-Hispanic). 19% of households are family-led. County is gaining 272 residents per year (2022-2023). County health: 45% adult obesity, 24% smoke.
- 1.4 people per household (vs Oklahoma avg 2.6).
- 81% non-family households (singles, roommates) (vs Oklahoma 39%).
- 55 dependents per 100 working-age (youth + seniors / 18-64) (vs Oklahoma 67).
Population & Trend
Population shrank 11.4% from 105 (2022) to 93 (2024). Estimated 2026 population: ~82 (extrapolated at -5.7%/yr trend). Census Bureau Vintage estimate: 70.
| Census data vintage | 2024 |
|---|---|
| Population | 30,814 people |
| Annual growth rate · Population change | -11.4% |
| Annual growth rate · Population (2022) | 105 |
| Annual growth rate · Population (2024) | 93 |
| Annual growth rate · Trend category | shrinking |
| Population | 93 people (vs Oklahoma 63,420) |
| Population Estimate | 70 |
Sources: Census ACS 5-Year 2023, Table B01003 · Refreshed 2026-04-12
Age Distribution
Median age 28.6y is 10.3 years younger than the U.S. median (38.9y). Children under 18 make up 8% — below the U.S. share of ~22%.
| Age Summary · Median age | 28.6 years (vs Oklahoma 35.2y) |
|---|---|
| Age Summary · Children Pct | 7.5% |
| Age Summary · Character | young community |
| Age Summary · Total Pop | 93 |
| Age Summary · Under 18 | 7 |
| Age Summary · 18 To 34 | 54.0× |
| Age Summary · 35 To 64 | 6.0× |
| Age Summary · 65 Plus | 26 |
| Population under 18 | 7 |
| Median age | 28.6 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 93 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups).
| White residents | 63 |
|---|---|
| Diversity Index · Simpson Index | 43.7% |
| Diversity Index · Interpretation | moderately diverse |
| White (non-Hispanic) population | 67.7% (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 (4)
Citizenship & Origin
Where residents were born and their citizenship status (Census ACS).
| Residents born in this state | 35 |
|---|---|
| Residents born in another state | 58 |
| Share born in this state | 37.6% |
| Share born in another state | 62.4% |
| Native-born U.S. citizens | 62.4% |
| Total foreign-born residents | 1,096 |
Households & Family Composition
68 households. Averaging 1.6 people each — smaller than the U.S. average of 2.5. 19% are family households — below the U.S. share of ~65%. Of 19 families, 0% are married couples with children.
| Children under 18 | 18 |
|---|---|
| Total families | 19 |
| Average household size | 1.59 |
| Women who gave birth (past year) | 11.4% |
| Grandparents living with grandchildren | 969 |
| Grandparents responsible for grandchildren | 388 |
| Family households | 13 households (vs Oklahoma 16,590) |
| Households that are families | 19.1% (vs Oklahoma 61.1%) |
| Total households | 68 households (vs Oklahoma 23,671) |
Sources: Census ACS 5-Year 2023 · Refreshed 2026-04-12
Residential Stability & Migration
How long residents have lived here and where they came from. 21.5% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is gaining 272 residents per year on net (IRS migration data).
| Lived in same home a year ago | 93.0% |
|---|---|
| Moved within the county (past year) | 21.5% |
| Migration · People moving in (annual) | 25,267 |
| Migration · People moving out (annual) | 24,995 |
| Migration · Net migration (in − out) | 272 |
| Migration · Population growing | Yes |
| Migration · Year | 2022-2023 |
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 disability | 5 |
|---|---|
| Disability rate | 5.2% |
Other
| Congressional District · District | 2 |
|---|---|
| Congressional District · Congress | 118th |
| Cdc Birth Rate · Fips | 40089 |
| Cdc Birth Rate · State Fips | 40 |
| Cdc Birth Rate · County Fips | 089 |
| Cdc Birth Rate · County | McCurtain |
| Cdc Birth Rate · Birth Rate | 40.8% |
| Cdc Birth Rate · Lower Ci | 35.20 |
| Cdc Birth Rate · Upper Ci | 47.00 |
| Cdc Mortality · Fips | 40089 |
| Cdc Mortality · County | McCurtain County |
| Cdc Mortality · Urban Rural | Noncore |
| Cdc Mortality · Total Deaths 2020 2023 | 1,283 |
| Cdc Vaccination · Fips | 40089 |
| Cdc Vaccination · County | McCurtain County |
| Cdc Vaccination · Dose1 Pop Pct | 45.4% |
| Cdc Vaccination · Series Complete Pct | 37.7% |
| Cdc Vaccination · Booster Pct | 36.0% |
| Cdc Vaccination · Population 2019 | 32,832 |
| Cdc Vaccination · Metro Status | Non-metro |
| Family Score · Score | 2.50 |
| Family Score · Schools | 3 |
| Family Score · Children Pct | 7.5% |
| Family Score · Rating | limited |
| Town Summary · Key Facts | population 93, shrinking, young community, lower-income, service economy |
| Town Summary · Population | 93 people (vs Oklahoma 63,420) |
| Town Summary · County | McCurtain County |
Sources: NCES school congressional district assignment · federal dataset cascade