County · GEOID 48007
Aransas County, TX ZIP codes
5 ZIP/ZCTAs intersecting this county.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: County Aransas County (GEOID 48007). Methodology
Combined population of ZIP/ZCTAs intersecting this county: 38,639 (5 ZIPs).
Combined population of ZIP/ZCTAs intersecting this county. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census county ACS headline above. Methodology
Aransas County, TX ZIP code map

ZIP/ZCTA overlap with Aransas County
Population overlap
Share of each ZIP/ZCTA’s population located within Aransas County, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
ZIP codes intersecting Aransas County
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 77950 | Austwell | Refugio County | 197 | $39,125 |
| 78336 | Aransas Pass | San Patricio County | 12,146 | $58,536 |
| 78358 | Fulton | Aransas County | 633 | $75,694 |
| 78382 | Rockport | Aransas County | 20,043 | $63,434 |
| 78390 | Taft | San Patricio County | 5,620 | $71,940 |
USPS associates these ZIPs with Aransas County
These codes list Aransas County as a primary or acceptable city. They are not used for the ACS headline.
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 78381 | Rockport | Aransas County | 3,053 | — |