County · Florida · United States
Polk County ZIP codes
42 ZIP codes · 28 cities · FIPS 12105
Key facts
- State
- Florida (FL)
- FIPS code
- 12105
- Population
- 760,961
- Median household income
- $63,644
- Median age
- 39.6
- Land area
- 1,797.8 sq mi (4,656.2 km²)
- Population density
- 423 / sq mi
- Area codes
- 321, 352, 407, 656, 689, 813, 863
Cities and ZIP codes in Polk County (28)
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.