Smith County, Texas
Updated · Data: U.S. Census Bureau
Smith County, Texas has its county seat in Tyler and FIPS code 48423. About 238,014 people live here, the 23rd most populated of the 254 Texas counties.
| County seat | Tyler |
|---|---|
| FIPS code | 48423 (Texas 48 + county 423) · all Texas FIPS codes |
| Population | 238,014 (23rd of 254) |
| Land area | 921.5 sq mi (108th largest; + 28.2 sq mi water) |
| People per sq mi | 258.3 |
| Time zone | Central time (America/Chicago) |
| Median home value | $220,800 |
| Median property tax paid | $2,749 a year (about 1.25% of the median home value: our calculation, not an official rate) |
| Official website | www.smith-county.com |
What counties border Smith County?
Smith County shares a border with 7 counties:
What cities and towns are in Smith County?
9 places with 1,000+ people have residents here; together they hold about 57% of the county's population. The rest live in smaller communities and rural areas.
| Place | Population | Residents in this county |
|---|---|---|
| Tyler | 107,718 | 100.0% |
| Whitehouse | 8,794 | 100.0% |
| Lindale | 6,389 | 100.0% |
| Bullard | 4,080 | 95.8% (also in other counties) |
| Hideaway | 3,259 | 100.0% |
| Overton | 2,633 | 16.4% (also in other counties) |
| Troup | 1,965 | 95.2% (also in other counties) |
| Emerald Bay (CDP) | 1,074 | 100.0% |
| Arp | 1,055 | 100.0% |
CDP = census-designated place: a named community with no city government.
What ZIP codes are in Smith County?
23 ZIP code areas with residents touch Smith County; the ones marked * cross into another county.
- 75140*
- 75647*
- 75662*
- 75684*
- 75701
- 75702
- 75703
- 75704
- 75705
- 75706
- 75707
- 75708
- 75709
- 75711
- 75750
- 75757*
- 75762
- 75771
- 75773*
- 75789*
- 75790*
- 75791
- 75792
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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