County ZIP codes · Texas · FIPS 48493
Wilson County, TX ZIP Codes
Wilson County, Texas has 12 ZIP codes (Census 2020 ZCTA-county file; GeoNames postal codes, October 2026), all residential. 7 of the residential ones lie mainly in Wilson County and 5 mainly in a neighboring county; 8 cross the county line. Median household income ranges from $50,250 in 78140 (Nixon) to $120,048 in 78121 (La Vernia) (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
Where are the ZIP codes of Wilson County?
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries; ACS 2020-2024 5-year estimates (B19013).
How different are its ZIP codes?
The middle half of its ranked ZIP codes (1,000+ people living in households) report median household incomes between $52,088 and $88,087.
They carry 12 postal town names.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B19013).
All 12 residential ZIP codes in Wilson County
7 ZIP codes lie mainly in Wilson County; 5 more reach into it from a neighboring county and follow the first table.
| In this county | ||||||
|---|---|---|---|---|---|---|
| 78114 | Floresville | 24,283 | 70 | $88k | $293k | 93% |
| 78121 | La Vernia | 16,120 | 157 | $120k | $403k | 75% |
| 78160 | Stockdale | 4,885 | 27 | $65k | $243k | 100% |
| 78113 | Falls City | 3,026 | 10 | $79k | $300k | 40% |
| 78147 | Poth | 1,532 | 441 | $72k | $225k | 100% |
| 78161 | Sutherland Springs | 579 | 54 | $80k | $204k | 100% |
| 78143 | Pandora | no residents | 0 | – | – | 100% |
Partly in Wilson County
| In this county | ||||||
|---|---|---|---|---|---|---|
| 78101 | Adkins | 7,267 | 137 | $111k | $336k | 48% |
| 78140 | Nixon | 3,474 | 20 | $50k | $85k | 27% |
| 78223 | San Antonio | 58,983 | 1,442 | $52k | $173k | 8% |
| 78064 | Pleasanton | 16,365 | 58 | $67k | $221k | 4% |
| 78112 | Elmendorf | 9,769 | 190 | $55k | $131k | 1% |
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates; county shares by land area (Census 2020 ZCTA-county relationship file).
Which ZIP codes cross the county line?
8 ZIP codes of Wilson County extend into another county. A ZIP code follows mail routes, not county borders.
| ZIP | In Wilson | Elsewhere |
|---|---|---|
| 78223 | 8% | Bexar County 92% |
| 78114 | 93% | Atascosa County 7% |
| 78064 | 4% | Atascosa County 96% |
| 78121 | 75% | Guadalupe County 25% |
| 78112 | 1% | Bexar County 99% |
| 78101 | 48% | Bexar County 52% |
| 78140 | 27% | Gonzales County 68%; Guadalupe County 3%; Karnes County 2% |
| 78113 | 40% | Atascosa County 32%; Karnes County 28% |
Source: U.S. Census Bureau, 2020 ZCTA-county relationship file (shares of land area).
Which first three digits do Wilson County's ZIP codes use?
The first three digits of a ZIP code name the sectional center, the mail processing plant that sorts it. Wilson County's ZIP codes use 3 prefixes: 780, 781 and 782.
| Prefix | Sectional center | Here | All codes |
|---|---|---|---|
| 780 | San Antonio, TX (SCF 780) | 1 | 59 |
| 781 | San Antonio, TX (SCF 780) | 10 | 46 |
| 782 | San Antonio, TX (SCF 780) | 1 | 85 |
Source: U.S. Postal Service, labeling list L005 (3-digit ZIP Code prefix groups, SCF sortation), effective October 1, 2026.