Mart: Demographics & People
Census counts 1,704 people in Mart, in 617 households. Population shrank 15.8% from 2,025 (2022) to 1,704 (2024). Median age 38.1 years. (4.1y older than McLennan County; 3.6y older than Texas). Children under 18 are 28% of the population. Population is 54% White (non-Hispanic) and 29% Black. 70% of households are family-led. County is gaining 136 residents per year (2022-2023). County health: 40% adult obesity, 21% smoke.
- 2.8 people per household (vs Texas avg 2.7).
- 30% non-family households (singles, roommates) (vs Texas 35%).
- 82 dependents per 100 working-age (youth + seniors / 18-64) (vs Texas 62).
Population & Trend
Population shrank 15.8% from 2,025 (2022) to 1,704 (2024). Estimated 2026 population: ~1,444 (extrapolated at -7.9%/yr trend). Census Bureau Vintage estimate: 1,139.
| Census data vintage | 2024 |
|---|---|
| Population | 22,146 people |
| Annual growth rate · Population change | -15.8% |
| Annual growth rate · Population (2022) | 2,025 |
| Annual growth rate · Population (2024) | 1,704 |
| Annual growth rate · Trend category | shrinking |
| Population | 1,704 people (vs Texas 143,570) |
| Population Estimate | 1,139 |
Sources: Census ACS 5-Year 2023, Table B01003 · Refreshed 2026-04-12
Age Distribution
Median age 38.1y is 0.8 years younger than the U.S. median (38.9y). Children under 18 make up 28% — above the U.S. share of ~22%.
| Age Summary · Median age | 38.1 years (vs Texas 34.5y) |
|---|---|
| Age Summary · Children Pct | 28.1% |
| Age Summary · Character | family-oriented |
| Age Summary · Total Pop | 1,704 |
| Age Summary · Under 18 | 479 |
| Age Summary · 18 To 34 | 325.0× |
| Age Summary · 35 To 64 | 611.0× |
| Age Summary · 65 Plus | 289 |
| Population under 18 | 479 |
| Median age | 38.1 years (vs Texas 34.5y) |
Sources: Census ACS 5-Year 2024 — place-level B01001 query · Census ACS 5-Year 2023 · Refreshed 2026-04-29
Race, Ethnicity & Diversity
Of 1,704 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups).
| White residents | 1,072 |
|---|---|
| Black residents | 635 |
| Hispanic or Latino residents | 145 |
| Diversity Index · Simpson Index | 45.8% |
| Diversity Index · Interpretation | moderately diverse |
| Black population | 29.1% (vs Texas 9.2%) |
| Hispanic or Latino population | 5.5% (vs Texas 36.6%) |
| White (non-Hispanic) population | 54.1% (vs Texas 36.1%) |
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).
| Residents born in this state | 1,443 |
|---|---|
| Residents born in another state | 244 |
| Share born in this state | 84.7% |
| Share born in another state | 15.3% |
| Native-born U.S. citizens | 14.3% |
| Naturalized citizens | 1.0% |
| Total foreign-born residents | 37 |
| From Europe | 13 |
| From Africa | 3 |
Households & Family Composition
617 households. Averaging 2.9 people each — larger than the U.S. average of 2.5. 70% are family households — above the U.S. share of ~65%. Of 512 families, 22% are married couples with children.
| Children under 18 | 619 |
|---|---|
| Total families | 512 |
| Married couples with children | 111 |
| Single-parent households | 22 |
| Average household size | 2.86 |
| Women who gave birth (past year) | 21.1% |
| Grandparents living with grandchildren | 71 |
| Grandparents responsible for grandchildren | 39 |
| Family households | 435 households (vs Texas 35,060) |
| Households that are families | 70.5% (vs Texas 65.3%) |
| Total households | 617 households (vs Texas 51,915) |
Sources: Census ACS 5-Year 2023 · Refreshed 2026-04-12
Residential Stability & Migration
How long residents have lived here and where they came from. 7.1% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is gaining 136 residents per year on net (IRS migration data).
| Moved within the county (past year) | 7.1% |
|---|---|
| Migration · People moving in (annual) | 19,309 |
| Migration · People moving out (annual) | 19,173 |
| Migration · Net migration (in − out) | 136 |
| 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 | 143 |
|---|---|
| Disability rate | 6.7% |
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. 18 residents live in group quarters (1.1% of population).
| Living in group quarters | 18 |
|---|
Other
| Congressional District · District | 17 |
|---|---|
| Congressional District · Congress | 118th |
| Cdc Birth Rate · Fips | 48293 |
| Cdc Birth Rate · State Fips | 48 |
| Cdc Birth Rate · County Fips | 293 |
| Cdc Birth Rate · County | Limestone |
| Cdc Birth Rate · Birth Rate | 37.0% |
| Cdc Birth Rate · Lower Ci | 30.60 |
| Cdc Birth Rate · Upper Ci | 44.30 |
| Cdc Mortality · Fips | 48293 |
| Cdc Mortality · County | Limestone County |
| Cdc Mortality · Urban Rural | Noncore |
| Cdc Mortality · Total Deaths 2020 2023 | 909 |
| Cdc Vaccination · Fips | 48293 |
| Cdc Vaccination · County | Limestone County |
| Cdc Vaccination · Dose1 Pop Pct | 44.2% |
| Cdc Vaccination · Series Complete Pct | 38.2% |
| Cdc Vaccination · Booster Pct | 38.1% |
| Cdc Vaccination · Population 2019 | 23,437 |
| Cdc Vaccination · Metro Status | Non-metro |
| Family Score · Score | 3.50 |
| Family Score · Schools | 4 |
| Family Score · Youth Sports Orgs | 1 |
| Family Score · Children Pct | 28.1% |
| Family Score · Rating | fair |
| Town Summary · Key Facts | population 1,704, shrinking, family-oriented, middle-class, mixed |
| Town Summary · Population | 1,704 people (vs Texas 143,570) |
| Town Summary · County | Limestone County |
Sources: NCES school congressional district assignment · federal dataset cascade