County · Texas · United States
Knox County ZIP codes
4 ZIP codes · 4 cities · FIPS 48275
Key facts
- State
- Texas (TX)
- FIPS code
- 48275
- Population
- 3,322
- Median household income
- $56,304
- Median age
- 40.5
- Land area
- 850.6 sq mi (2,203.1 km²)
- Population density
- 4 / sq mi
- Area codes
- 940
Cities and ZIP codes in Knox County (4)
About this page
County figures are Census county-level values (ACS 5-year); the ZIP list shows the ZIPs whose primary county this is — a ZIP on a border can also serve neighbouring counties.
Sources: U.S. Census Bureau (2020 county relationship file, ACS 5-year) · GeoNames. Methodology.