Cyril: Demographics & People
841 people call Cyril home, in 356 households. Population grew 8.0% from 779 (2022) to 841 (2024). Median age 28.8 years. (9.0y younger than Caddo County; 6.4y younger than Oklahoma). Children under 18 are 27% of the population. Population is 60% White (non-Hispanic) and 12% Hispanic or Latino. The community is relatively homogeneous (Simpson index 0.19). 58% of households are family-led. County is gaining 295 residents per year (2022-2023). County health: 41% adult obesity, 23% smoke.
- 2.4 people per household (vs Oklahoma avg 2.6).
- 42% non-family households (singles, roommates) (vs Oklahoma 39%).
- 69 dependents per 100 working-age (youth + seniors / 18-64) (vs Oklahoma 67).
Population & Trend
Population grew 8.0% from 779 (2022) to 841 (2024) — about 13.3× the recent U.S. annual rate of ~0.6%/yr. Estimated 2026 population: ~909 (extrapolated at 4.0%/yr trend). Census Bureau Vintage estimate: 1,005.
| Census data vintage | 2024 |
|---|---|
| Population | 26,945 people |
| Annual growth rate · Population change | 8.0% |
| Annual growth rate · Population (2022) | 779 |
| Annual growth rate · Population (2024) | 841 |
| Annual growth rate · Population growing | Yes |
| Annual growth rate · Trend category | booming |
| Population | 841 people (vs Oklahoma 63,420) |
| Population Estimate | 1,005 |
Sources: Census ACS 5-Year 2023, Table B01003 · Refreshed 2026-04-12
Age Distribution
Median age 28.8y is 10.1 years younger than the U.S. median (38.9y). Children under 18 make up 27% — above the U.S. share of ~22%.
| Age Summary · Median age | 28.8 years (vs Oklahoma 35.2y) |
|---|---|
| Age Summary · Children Pct | 26.9% |
| Age Summary · Character | young community |
| Age Summary · Total Pop | 841 |
| Age Summary · Under 18 | 226 |
| Age Summary · 18 To 34 | 237.0× |
| Age Summary · 35 To 64 | 260.0× |
| Age Summary · 65 Plus | 118 |
| Population under 18 | 226 |
| Median age | 28.8 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 841 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups). The Simpson diversity index is 0.19 (0 = single group, 1 = perfectly even distribution); this is read as relatively homogeneous.
| White residents | 531 |
|---|---|
| Asian residents | 2 |
| Hispanic or Latino residents | 62 |
| Diversity Index · Diversity index (Simpson) | 19.3% |
| Diversity Index · Diversity label | relatively homogeneous |
| Diversity Index · Groups counted | 3 |
| Diversity Index · Largest group share | 89.2% |
| Asian population | 0.5% (vs Oklahoma 3.2%) |
| Hispanic or Latino population | 11.8% (vs Oklahoma 12.3%) |
| White (non-Hispanic) population | 60.5% (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)
Citizenship & Origin
Where residents were born and their citizenship status (Census ACS). 1.5% are foreign-born — below the U.S. average of 13.9%. 0% have naturalized to U.S. citizenship.
| Residents born in this state | 689 |
|---|---|
| Residents born in another state | 135 |
| Share born in this state | 81.9% |
| Share born in another state | 18.1% |
| Native-born U.S. citizens | 16.1% |
| Foreign-born residents | 1.5% |
| Naturalized citizens | 0.5% |
| Total foreign-born residents | 2 |
| From Africa | 2 |
Households & Family Composition
356 households. Averaging 2.5 people each — matches the U.S. average of 2.5. 58% are family households — below the U.S. share of ~65%. Of 182 families, 36% are married couples with children.
| Children under 18 | 206 |
|---|---|
| Total families | 182 |
| Married couples with children | 65 |
| Single-parent households | 9 |
| Average household size | 2.47 |
| Women who gave birth (past year) | 15.8% |
| Grandparents living with grandchildren | 2 |
| Family households | 208 households (vs Oklahoma 16,590) |
| Households that are families | 58.4% (vs Oklahoma 61.1%) |
| Total households | 356 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. 8.2% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is gaining 295 residents per year on net (IRS migration data).
| Moved within the county (past year) | 8.2% |
|---|---|
| Migration · People moving in (annual) | 21,646 |
| Migration · People moving out (annual) | 21,351 |
| Migration · Net migration (in − out) | 295 |
| 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 | 101 |
|---|---|
| Disability rate | 14.2% |
Other
| Congressional District · District | 3 |
|---|---|
| Congressional District · Congress | 118th |
| Cdc Birth Rate · Fips | 40015 |
| Cdc Birth Rate · State Fips | 40 |
| Cdc Birth Rate · County Fips | 015 |
| Cdc Birth Rate · County | Caddo |
| Cdc Birth Rate · Birth Rate | 33.2% |
| Cdc Birth Rate · Lower Ci | 28.10 |
| Cdc Birth Rate · Upper Ci | 39.10 |
| Cdc Mortality · Fips | 40015 |
| Cdc Mortality · County | Caddo County |
| Cdc Mortality · Urban Rural | Noncore |
| Cdc Mortality · Total Deaths 2020 2023 | 911 |
| Cdc Vaccination · Fips | 40015 |
| Cdc Vaccination · County | Caddo County |
| Cdc Vaccination · Dose1 Pop Pct | 79.2% |
| Cdc Vaccination · Series Complete Pct | 68.3% |
| Cdc Vaccination · Booster Pct | 43.8% |
| Cdc Vaccination · Population 2019 | 28,762 |
| Cdc Vaccination · Metro Status | Non-metro |
| Family Score · Score | 2.50 |
| Family Score · Schools | 3 |
| Family Score · Children Pct | 26.9% |
| Family Score · Rating | limited |
| Town Summary · Key Facts | population 841, booming, young community, middle-class, mixed |
| Town Summary · Population | 841 people (vs Oklahoma 63,420) |
| Town Summary · County | Caddo County |
Sources: NCES school congressional district assignment · federal dataset cascade