Foss: Demographics & People
170 people call Foss home, in 61 households. Population grew 16.4% from 146 (2022) to 170 (2024). Median age 56.2 years. (15.6y older than Washita County; 21.0y older than Oklahoma). Children under 18 are 22% of the population. Population is 71% White (non-Hispanic) and 10% Hispanic or Latino. 79% of households are family-led. County is losing 251 residents per year (2022-2023). County health: 41% adult obesity, 20% smoke.
- 2.8 people per household (vs Oklahoma avg 2.6).
- 21% non-family households (singles, roommates) (vs Oklahoma 39%).
- 133 dependents per 100 working-age (youth + seniors / 18-64) (vs Oklahoma 67).
Population & Trend
Population grew 16.4% from 146 (2022) to 170 (2024) — about 27.4× the recent U.S. annual rate of ~0.6%/yr. Estimated 2026 population: ~199 (extrapolated at 8.2%/yr trend). Census Bureau Vintage estimate: 242.
| Census data vintage | 2024 |
|---|---|
| Population | 10,924 people |
| Annual growth rate · Population change | 16.4% |
| Annual growth rate · Population (2022) | 146 |
| Annual growth rate · Population (2024) | 170 |
| Annual growth rate · Population growing | Yes |
| Annual growth rate · Trend category | booming |
| Population | 170 people (vs Oklahoma 63,420) |
| Population Estimate | 242 |
Sources: Census ACS 5-Year 2023, Table B01003 · Refreshed 2026-04-12
Age Distribution
Median age 56.2y is 17.3 years older than the U.S. median (38.9y). Children under 18 make up 22% — near the U.S. share of ~22%.
| Age Summary · Median age | 56.2 years (vs Oklahoma 35.2y) |
|---|---|
| Age Summary · Children Pct | 21.8% |
| Age Summary · Character | retirement community |
| Age Summary · Total Pop | 170 |
| Age Summary · Under 18 | 37 |
| Age Summary · 18 To 34 | 20.0× |
| Age Summary · 35 To 64 | 53.0× |
| Age Summary · 65 Plus | 60 |
| Population under 18 | 37 |
| Median age | 56.2 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 170 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups).
| White residents | 112 |
|---|---|
| Asian residents | 1 |
| Hispanic or Latino residents | 18 |
| Diversity Index · Simpson Index | 50.2% |
| Diversity Index · Interpretation | moderately diverse |
| Asian population | 0.6% (vs Oklahoma 3.2%) |
| Hispanic or Latino population | 10.0% (vs Oklahoma 12.3%) |
| White (non-Hispanic) population | 70.6% (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)
Citizenship & Origin
Where residents were born and their citizenship status (Census ACS).
| Residents born in this state | 113 |
|---|---|
| Residents born in another state | 57 |
| Share born in this state | 66.5% |
| Share born in another state | 33.5% |
| Native-born U.S. citizens | 33.5% |
| Total foreign-born residents | 11 |
Households & Family Composition
61 households. Averaging 2.4 people each — matches the U.S. average of 2.5. 79% are family households — above the U.S. share of ~65%. Of 38 families, 24% are married couples with children.
| Children under 18 | 24 |
|---|---|
| Total families | 38 |
| Married couples with children | 9 |
| Average household size | 2.43 |
| Women who gave birth (past year) | 3.8% |
| Grandparents living with grandchildren | 128 |
| Grandparents responsible for grandchildren | 38 |
| Family households | 48 households (vs Oklahoma 16,590) |
| Households that are families | 78.7% (vs Oklahoma 61.1%) |
| Total households | 61 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. 3.0% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is losing 251 residents per year on net (IRS migration data).
| Moved within the county (past year) | 3.0% |
|---|---|
| Migration · People moving in (annual) | 9,821 |
| Migration · People moving out (annual) | 10,072 |
| Migration · Net migration (in − out) | -251 |
| 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 | 10 |
|---|---|
| Disability rate | 6.4% |
Other
| Congressional District · District | 3 |
|---|---|
| Congressional District · Formatted | OK-03 |
| Congressional District · Congress | 118th |
| Cdc Birth Rate · Fips | 40149 |
| Cdc Birth Rate · State Fips | 40 |
| Cdc Birth Rate · County Fips | 149 |
| Cdc Birth Rate · County | Washita |
| Cdc Birth Rate · Birth Rate | 33.2% |
| Cdc Birth Rate · Lower Ci | 25.50 |
| Cdc Birth Rate · Upper Ci | 42.30 |
| Cdc Mortality · Fips | 40149 |
| Cdc Mortality · County | Washita County |
| Cdc Mortality · Urban Rural | Noncore |
| Cdc Mortality · Total Deaths 2020 2023 | 382 |
| Cdc Vaccination · Fips | 40149 |
| Cdc Vaccination · County | Washita County |
| Cdc Vaccination · Dose1 Pop Pct | 48.0% |
| Cdc Vaccination · Series Complete Pct | 40.6% |
| Cdc Vaccination · Booster Pct | 43.3% |
| Cdc Vaccination · Population 2019 | 10,916 |
| Cdc Vaccination · Metro Status | Non-metro |
| Family Score · Score | 4.00 |
| Family Score · Schools | 6 |
| Family Score · Children Pct | 21.8% |
| Family Score · Rating | fair |
| Town Summary · Key Facts | population 170, booming, retirement community, working-class, mixed |
| Town Summary · Population | 170 people (vs Oklahoma 63,420) |
| Town Summary · County | Washita County |
Sources: Census place-to-CD118 crosswalk (place_fips) · federal dataset cascade