Tom Green County, Texas
Updated · Data: U.S. Census Bureau
Tom Green County, Texas has its county seat in San Angelo and FIPS code 48451. About 119,398 people live here, the 38th most populated of the 254 Texas counties.
| County seat | San Angelo |
|---|---|
| FIPS code | 48451 (Texas 48 + county 451) · all Texas FIPS codes |
| Population | 119,398 (38th of 254) |
| Land area | 1,522.3 sq mi (17th largest; + 18.2 sq mi water) |
| People per sq mi | 78.4 |
| Time zone | Central time (America/Chicago) |
| Median home value | $186,700 |
| Median property tax paid | $2,523 a year (about 1.35% of the median home value: our calculation, not an official rate) |
| Official website | www.tomgreencountytx.gov |
What counties border Tom Green County?
Tom Green County shares a border with 7 counties:
What cities and towns are in Tom Green County?
2 places with 1,000+ people have residents here; together they hold about 87% of the county's population. The rest live in smaller communities and rural areas.
| Place | Population | Residents in this county |
|---|---|---|
| San Angelo | 99,507 | 100.0% |
| Grape Creek (CDP) | 4,214 | 100.0% |
CDP = census-designated place: a named community with no city government.
What ZIP codes are in Tom Green County?
15 ZIP code areas with residents touch Tom Green County; the ones marked * cross into another county.
Check an exact address with the address lookup, look up a ZIP code, or see how to confirm your county with official records.
Sources: Census TIGER/Line 2024 (boundary, area, neighbors); ACS 2019-2023 5-year (population, home value, taxes paid); Wikidata, CC0 (seat, website); timezone-boundary-builder (time zone). Data as of November 1, 2026. Not affiliated with any government agency.
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