ZIP code · Karnes City · Texas · United States
ZIP code 78118 — Karnes City
ZIP code 78118 serves Karnes City, Texas.
- Postal code
- 78118Single source Value from one source, not cross-checked.
- City
- Karnes City
- County
- Karnes
- State
- Texas
- Country
- United States
- Coordinates
- 28.8828, -97.9071 — precision precise (locality)
View on OpenStreetMap - Population
- 4,097 (ZCTA, ACS 5-year)
- Median household income
- $63,041
- Median age
- 37.5
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · census-acs5. Data generated on 2026-08-21. Methodology · Report an error on this page