Centerville: Demographics & People
Census counts 25,205 people in Centerville, in 11,829 households. Population grew 1.6% from 24,815 (2022) to 25,205 (2024). Median age 46.4 years. (7.6y older than Montgomery County; 8.3y older than Ohio). Children under 18 are 19% of the population. Population is 82% White (non-Hispanic) and 6% Black. The community is somewhat diverse (Simpson index 0.26). 56% of households are family-led. County is gaining 2,152 residents per year (2022-2023). County health: 39% adult obesity, 15% smoke.
- 2.1 people per household (vs Ohio avg 2.4).
- 44% non-family households (singles, roommates) (vs Ohio 44%).
- 93 dependents per 100 working-age (youth + seniors / 18-64) (vs Ohio 67).
Population & Trend
Population grew 1.6% from 24,815 (2022) to 25,205 (2024) — about 2.6× the recent U.S. annual rate of ~0.6%/yr. Estimated 2026 population: ~25,602 (extrapolated at 0.8%/yr trend). Census Bureau Vintage estimate: 26,137.
| Census data vintage | 2024 |
|---|---|
| Population | 167,966 people |
| Annual growth rate · Population change | 1.6% |
| Annual growth rate · Population (2022) | 24,815 |
| Annual growth rate · Population (2024) | 25,205 |
| Annual growth rate · Population growing | Yes |
| Annual growth rate · Trend category | growing |
| Population | 25,205 people (vs Ohio 29,269) |
| Population Estimate | 26,137 |
Sources: Census ACS 5-Year 2023, Table B01003 · Refreshed 2026-04-12
Age Distribution
Median age 46.4y is 7.5 years older than the U.S. median (38.9y). Children under 18 make up 19% — below the U.S. share of ~22%.
| Age Summary · Median age | 46.4 years (vs Ohio 38.1y) |
|---|---|
| Age Summary · Children Pct | 19.3% |
| Age Summary · Character | established |
| Age Summary · Total Pop | 25,205 |
| Age Summary · Under 18 | 4,862 |
| Age Summary · 18 To 34 | 4,775.0× |
| Age Summary · 35 To 64 | 8,263.0× |
| Age Summary · 65 Plus | 7,305 |
| Population under 18 | 4,862 |
| Median age | 46.4 years (vs Ohio 38.1y) |
Sources: Census ACS 5-Year 2024 — place-level B01001 query · Census ACS 5-Year 2023 · Refreshed 2026-04-29
Race, Ethnicity & Diversity
Of 25,205 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups). The Simpson diversity index is 0.26 (0 = single group, 1 = perfectly even distribution); this is read as somewhat diverse.
| White residents | 21,021 |
|---|---|
| Black residents | 1,715 |
| Asian residents | 550 |
| Hispanic or Latino residents | 1,295 |
| Diversity Index · Diversity index (Simpson) | 26.1% |
| Diversity Index · Diversity label | somewhat diverse |
| Diversity Index · Groups counted | 4 |
| Diversity Index · Largest group share | 85.5% |
| Asian population | 2.2% (vs Ohio 1.9%) |
| Black population | 6.2% (vs Ohio 8.0%) |
| Hispanic or Latino population | 5.7% (vs Ohio 4.5%) |
| White (non-Hispanic) population | 81.7% (vs Ohio 77.9%) |
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). 1.4% are foreign-born — below the U.S. average of 13.9%. 7% have naturalized to U.S. citizenship.
| Residents born in this state | 16,163 |
|---|---|
| Residents born in another state | 6,975 |
| Share born in this state | 64.1% |
| Share born in another state | 35.9% |
| Native-born U.S. citizens | 27.7% |
| Foreign-born residents | 1.4% |
| Naturalized citizens | 6.8% |
| Total foreign-born residents | 2,051 |
| From Europe | 434 |
| From Africa | 922 |
| From Latin America | 30 |
Households & Family Composition
11,829 households. Averaging 2.0 people each — smaller than the U.S. average of 2.5. 56% are family households — below the U.S. share of ~65%. Of 6,604 families, 23% are married couples with children.
| Children under 18 | 4,690 |
|---|---|
| Total families | 6,604 |
| Married couples with children | 1,548 |
| Single-parent households | 124 |
| Average household size | 2.05 |
| Women who gave birth (past year) | 14.5% |
| Grandparents living with grandchildren | 305 |
| Grandparents responsible for grandchildren | 241 |
| Family households | 6,657 households (vs Ohio 7,027) |
| Households that are families | 56.3% (at Ohio median) |
| Total households | 11,829 households (vs Ohio 12,056) |
Sources: Census ACS 5-Year 2023 · Refreshed 2026-04-12
Residential Stability & Migration
How long residents have lived here and where they came from. 14.7% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is gaining 2,152 residents per year on net (IRS migration data).
| Moved within the county (past year) | 14.7% |
|---|---|
| Migration · People moving in (annual) | 165,100 |
| Migration · People moving out (annual) | 162,948 |
| Migration · Net migration (in − out) | 2,152 |
| 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 | 1,366 |
|---|---|
| Disability rate | 5.8% |
Group Quarters
Group quarters are non-household living arrangements counted by the Census — college dormitories, nursing homes, military barracks, group homes, correctional facilities, and similar institutional or shared housing. 672 residents live in group quarters (2.7% of population).
| Living in group quarters | 672 |
|---|
Other
| Congressional District · District | 10 |
|---|---|
| Congressional District · Congress | 118th |
| Cdc Birth Rate · Fips | 39057 |
| Cdc Birth Rate · State Fips | 39 |
| Cdc Birth Rate · County Fips | 057 |
| Cdc Birth Rate · County | Greene |
| Cdc Birth Rate · Birth Rate | 10.5% |
| Cdc Birth Rate · Lower Ci | 9.20 |
| Cdc Birth Rate · Upper Ci | 11.80 |
| Cdc Mortality · Fips | 39057 |
| Cdc Mortality · County | Greene County |
| Cdc Mortality · Urban Rural | Medium metro |
| Cdc Mortality · Total Deaths 2020 2023 | 4,762 |
| Cdc Vaccination · Fips | 39057 |
| Cdc Vaccination · County | Greene County |
| Cdc Vaccination · Dose1 Pop Pct | 71.8% |
| Cdc Vaccination · Series Complete Pct | 65.4% |
| Cdc Vaccination · Booster Pct | 54.3% |
| Cdc Vaccination · Population 2019 | 168,937 |
| Cdc Vaccination · Metro Status | Metro |
| Family Score · Score | 10 |
| Family Score · Schools | 9 |
| Family Score · Childcare Centers | 17 |
| Family Score · Children Pct | 19.3% |
| Family Score · Rating | excellent |
| Town Summary · Key Facts | population 25,205, growing, established, upper-middle, white collar |
| Town Summary · Population | 25,205 people (vs Ohio 29,269) |
| Town Summary · County | Greene County |
Sources: NCES school congressional district assignment · federal dataset cascade