Sachse: Demographics & People
30,491 people call Sachse home, in 10,596 households. Population grew 4.9% from 29,075 (2022) to 30,491 (2024). Median age 39.9 years. (5.8y older than Dallas County; 5.4y older than Texas). Children under 18 are 24% of the population. Population is 46% White (non-Hispanic) and 20% Asian. 77% of households are family-led. County is gaining 55,807 residents per year (2022-2023). County health: 29% adult obesity, 9% smoke.
- 2.9 people per household (vs Texas avg 2.7).
- 23% non-family households (singles, roommates) (vs Texas 35%).
- 56 dependents per 100 working-age (youth + seniors / 18-64) (vs Texas 62).
Population & Trend
Population grew 4.9% from 29,075 (2022) to 30,491 (2024) — about 8.1× the recent U.S. annual rate of ~0.6%/yr. Estimated 2026 population: ~31,993 (extrapolated at 2.4%/yr trend). Census Bureau Vintage estimate: 34,068.
| Census data vintage | 2024 |
|---|---|
| Population | 1,064,465 people |
| Annual growth rate · Population change | 4.9% |
| Annual growth rate · Population (2022) | 29,075 |
| Annual growth rate · Population (2024) | 30,491 |
| Annual growth rate · Population growing | Yes |
| Annual growth rate · Trend category | growing |
| Population | 30,491 people (vs Texas 143,570) |
| Population Estimate | 34,068 |
Sources: Census ACS 5-Year 2023, Table B01003 · Refreshed 2026-04-12
Age Distribution
Median age 39.9y is 1.0 years older than the U.S. median (38.9y). Children under 18 make up 24% — above the U.S. share of ~22%.
| Age Summary · Median age | 39.9 years (vs Texas 34.5y) |
|---|---|
| Age Summary · Children Pct | 24.3% |
| Age Summary · Character | family-oriented |
| Age Summary · Total Pop | 30,491 |
| Age Summary · Under 18 | 7,398 |
| Age Summary · 18 To 34 | 5,723.0× |
| Age Summary · 35 To 64 | 13,775.0× |
| Age Summary · 65 Plus | 3,595 |
| Population under 18 | 7,398 |
| Median age | 39.9 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 30,491 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups).
| White residents | 15,041 |
|---|---|
| Black residents | 3,936 |
| Asian residents | 5,700 |
| Hispanic or Latino residents | 4,125 |
| Diversity Index · Simpson Index | 68.4% |
| Diversity Index · Interpretation | highly diverse |
| Asian population | 19.7% (vs Texas 3.7%) |
| Black population | 12.5% (vs Texas 9.2%) |
| Hispanic or Latino population | 16.6% (vs Texas 36.6%) |
| White (non-Hispanic) population | 45.8% (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). 1.2% are foreign-born — below the U.S. average of 13.9%. 22% have naturalized to U.S. citizenship.
| Residents born in this state | 15,091 |
|---|---|
| Residents born in another state | 8,368 |
| Share born in this state | 49.5% |
| Share born in another state | 50.5% |
| Native-born U.S. citizens | 27.4% |
| Foreign-born residents | 1.2% |
| Naturalized citizens | 21.8% |
| Total foreign-born residents | 6,228 |
| From Europe | 646 |
| From Africa | 4,253 |
| From Latin America | 186 |
Households & Family Composition
10,596 households. Averaging 2.9 people each — larger than the U.S. average of 2.5. 77% are family households — above the U.S. share of ~65%. Of 7,618 families, 43% are married couples with children.
| Children under 18 | 7,209 |
|---|---|
| Total families | 7,618 |
| Married couples with children | 3,287 |
| Single-parent households | 189 |
| Average household size | 2.88 |
| Women who gave birth (past year) | 9.3% |
| Grandparents living with grandchildren | 136 |
| Grandparents responsible for grandchildren | 76 |
| Family households | 8,179 households (vs Texas 35,060) |
| Households that are families | 77.2% (vs Texas 65.3%) |
| Total households | 10,596 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. 8.9% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is gaining 55,807 residents per year on net (IRS migration data).
| Moved within the county (past year) | 8.9% |
|---|---|
| Migration · People moving in (annual) | 1,207,432 |
| Migration · People moving out (annual) | 1,151,625 |
| Migration · Net migration (in − out) | 55,807 |
| 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 | 1,483 |
|---|---|
| Disability rate | 5.3% |
Other
| Congressional District · District | 32 |
|---|---|
| Congressional District · Congress | 118th |
| Cdc Birth Rate · Fips | 48085 |
| Cdc Birth Rate · State Fips | 48 |
| Cdc Birth Rate · County Fips | 085 |
| Cdc Birth Rate · County | Collin |
| Cdc Birth Rate · Birth Rate | 7.5% |
| Cdc Birth Rate · Lower Ci | 7.00 |
| Cdc Birth Rate · Upper Ci | 8.00 |
| Cdc Mortality · Fips | 48085 |
| Cdc Mortality · County | Collin County |
| Cdc Mortality · Urban Rural | Large central metro |
| Cdc Mortality · Total Deaths 2020 2023 | 25,596 |
| Cdc Vaccination · Fips | 48085 |
| Cdc Vaccination · County | Collin County |
| Cdc Vaccination · Dose1 Pop Pct | 80.1% |
| Cdc Vaccination · Series Complete Pct | 69.7% |
| Cdc Vaccination · Booster Pct | 44.0% |
| Cdc Vaccination · Population 2019 | 1,034,730 |
| Cdc Vaccination · Metro Status | Metro |
| Family Score · Score | 5.80 |
| Family Score · Schools | 6 |
| Family Score · Childcare Centers | 6 |
| Family Score · Children Pct | 24.3% |
| Family Score · Rating | good |
| Town Summary · Key Facts | population 30,491, growing, family-oriented, affluent, white collar |
| Town Summary · Population | 30,491 people (vs Texas 143,570) |
| Town Summary · County | Collin County |
Sources: NCES school congressional district assignment · federal dataset cascade