County · Ohio · United States
Jefferson County ZIP codes
21 ZIP codes · 20 cities · FIPS 39081
Key facts
- State
- Ohio (OH)
- FIPS code
- 39081
- Population
- 64,855
- Median household income
- $56,983
- Median age
- 44.2
- Land area
- 408.1 sq mi (1,057 km²)
- Population density
- 159 / sq mi
- Area codes
- 220, 234, 330, 740
Cities and ZIP codes in Jefferson County (20)
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.