Guadalupe County, Texas
Updated · Data: U.S. Census Bureau
Guadalupe County, Texas has its county seat in Seguin and FIPS code 48187. About 178,368 people live here, the 27th most populated of the 254 Texas counties.
| County seat | Seguin |
|---|---|
| FIPS code | 48187 (Texas 48 + county 187) · all Texas FIPS codes |
| Population | 178,368 (27th of 254) |
| Land area | 711.3 sq mi (212th largest; + 3.5 sq mi water) |
| People per sq mi | 250.8 |
| Time zone | Central time (America/Chicago) |
| Median home value | $285,900 |
| Median property tax paid | $4,270 a year (about 1.49% of the median home value: our calculation, not an official rate) |
| Official website | www.guadalupetx.gov |
What counties border Guadalupe County?
Guadalupe County shares a border with 6 counties:
What cities and towns are in Guadalupe County?
9 places with 1,000+ people have residents here; together they hold about 76% of the county's population. The rest live in smaller communities and rural areas.
| Place | Population | Residents in this county |
|---|---|---|
| New Braunfels | 98,700 | 22.9% (also in other counties) |
| Schertz | 43,128 | 81.0% (also in other counties) |
| Cibolo | 33,829 | 100.0% |
| Seguin | 31,789 | 100.0% |
| Selma | 11,302 | 32.3% (also in other counties) |
| Redwood (CDP) | 3,586 | 100.0% |
| McQueeney (CDP) | 2,469 | 100.0% |
| Lake Dunlap (CDP) | 1,230 | 100.0% |
| Marion | 1,088 | 100.0% |
CDP = census-designated place: a named community with no city government.
What ZIP codes are in Guadalupe County?
14 ZIP code areas with residents touch Guadalupe 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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