Martinsville: Demographics & People
About 13,658 people live in Martinsville, in 5,711 households. Population grew 0.5% from 13,584 (2022) to 13,658 (2024). Median age 38.4 years. (0.6y older than Virginia). Children under 18 are 27% of the population. Population is 44% Black and 42% White (non-Hispanic). The community is moderately diverse (Simpson index 0.58). 55% of households are family-led. County is losing 163 residents per year (2022-2023). County health: 44% adult obesity, 21% smoke.
- 2.4 people per household (vs Virginia avg 2.6).
- 45% non-family households (singles, roommates) (vs Virginia 35%).
- 77 dependents per 100 working-age (youth + seniors / 18-64) (vs Virginia 62).
Population & Trend
Population grew 0.5% from 13,584 (2022) to 13,658 (2024) — close to the U.S. annual rate of ~0.6%/yr. Estimated 2026 population: ~13,731 (extrapolated at 0.3%/yr trend). Census Bureau Vintage estimate: 13,830.
| Census data vintage | 2024 |
|---|---|
| Population | 13,485 people |
| Annual growth rate · Population change | 0.5% |
| Annual growth rate · Population (2022) | 13,584 |
| Annual growth rate · Population (2024) | 13,658 |
| Annual growth rate · Population growing | Yes |
| Annual growth rate · Trend category | stable |
| Population | 13,658 people (vs Virginia 42,214) |
| Population Estimate | 13,830 |
Sources: Census ACS 5-Year 2023, Table B01003 · Refreshed 2026-04-12
Age Distribution
Median age 38.4y is 0.5 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 | 38.4 years (vs Virginia 37.8y) |
|---|---|
| Age Summary · Children Pct | 26.8% |
| Age Summary · Character | family-oriented |
| Age Summary · Total Pop | 13,658 |
| Age Summary · Under 18 | 3,660 |
| Age Summary · 18 To 34 | 2,519.0× |
| Age Summary · 35 To 64 | 5,194.0× |
| Age Summary · 65 Plus | 2,285 |
| Population under 18 | 3,660 |
| Median age | 38.4 years (vs Virginia 37.8y) |
Sources: Census ACS 5-Year 2024 — place-level B01001 query · Census ACS 5-Year 2023 · Refreshed 2026-04-29
Race, Ethnicity & Diversity
Of 13,658 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups). The Simpson diversity index is 0.58 (0 = single group, 1 = perfectly even distribution); this is read as moderately diverse.
| White residents | 5,860 |
|---|---|
| Black residents | 6,011 |
| Asian residents | 153 |
| Hispanic or Latino residents | 1,091 |
| Diversity Index · Diversity index (Simpson) | 58.3% |
| Diversity Index · Diversity label | moderately diverse |
| Diversity Index · Groups counted | 4 |
| Diversity Index · Largest group share | 45.8% |
| Asian population | 2.9% (vs Virginia 5.6%) |
| Black population | 43.9% (vs Virginia 18.2%) |
| Hispanic or Latino population | 8.6% (vs Virginia 10.1%) |
| White (non-Hispanic) population | 41.7% (vs Virginia 53.8%) |
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). 1.3% are foreign-born — below the U.S. average of 13.9%. 7% have naturalized to U.S. citizenship.
| Residents born in this state | 8,984 |
|---|---|
| Residents born in another state | 3,485 |
| Share born in this state | 65.8% |
| Share born in another state | 34.2% |
| Native-born U.S. citizens | 25.5% |
| Foreign-born residents | 1.3% |
| Naturalized citizens | 7.4% |
| Total foreign-born residents | 686 |
| From Europe | 68 |
| From Asia | 22 |
| From Africa | 111 |
Households & Family Composition
5,711 households. Averaging 2.3 people each — smaller than the U.S. average of 2.5. 55% are family households — below the U.S. share of ~65%. Of 3,135 families, 17% are married couples with children.
| Children under 18 | 3,574 |
|---|---|
| Total families | 3,135 |
| Married couples with children | 519 |
| Single-parent households | 176 |
| Average household size | 2.34 |
| Women who gave birth (past year) | 18.1% |
| Grandparents living with grandchildren | 180 |
| Grandparents responsible for grandchildren | 68 |
| Family households | 3,134 households (vs Virginia 9,367) |
| Households that are families | 54.9% (vs Virginia 65.0%) |
| Total households | 5,711 households (vs Virginia 14,324) |
Sources: Census ACS 5-Year 2023 · Refreshed 2026-04-12
Residential Stability & Migration
How long residents have lived here and where they came from. 11.2% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is losing 163 residents per year on net (IRS migration data).
| Moved within the county (past year) | 11.2% |
|---|---|
| Migration · People moving in (annual) | 11,599 |
| Migration · People moving out (annual) | 11,762 |
| Migration · Net migration (in − out) | -163 |
| 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 | 1,210 |
|---|---|
| Disability rate | 9.2% |
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. 435 residents live in group quarters (3.2% of population).
| Living in group quarters | 435 |
|---|
Other
| Congressional District · District | 9 |
|---|---|
| Congressional District · Congress | 118th |
| Cdc Birth Rate · Fips | 51690 |
| Cdc Birth Rate · State Fips | 51 |
| Cdc Birth Rate · County Fips | 690 |
| Cdc Birth Rate · County | Martinsville City |
| Cdc Birth Rate · Birth Rate | 55.2% |
| Cdc Birth Rate · Lower Ci | 44.90 |
| Cdc Birth Rate · Upper Ci | 67.10 |
| Cdc Mortality · Fips | 51690 |
| Cdc Mortality · County | Martinsville city |
| Cdc Mortality · Urban Rural | Micropolitan |
| Cdc Mortality · Total Deaths 2020 2023 | 1,786 |
| Cdc Vaccination · Fips | 51690 |
| Cdc Vaccination · County | Martinsville city |
| Cdc Vaccination · Dose1 Pop Pct | 45.5% |
| Cdc Vaccination · Series Complete Pct | 39.2% |
| Cdc Vaccination · Booster Pct | 1.0% |
| Cdc Vaccination · Population 2019 | 12,554 |
| Cdc Vaccination · Metro Status | Non-metro |
| Family Score · Score | 9.40 |
| Family Score · Schools | 12 |
| Family Score · Childcare Centers | 8 |
| Family Score · Children Pct | 26.8% |
| Family Score · Rating | excellent |
| Town Summary · Key Facts | population 13,658, stable, family-oriented, working-class, mixed |
| Town Summary · Population | 13,658 people (vs Virginia 42,214) |
| Town Summary · County | Martinsville city |
Sources: NCES school congressional district assignment · federal dataset cascade