County · Florida · United States
St. Lucie County ZIP codes
14 ZIP codes · 2 cities · FIPS 12111
Key facts
- State
- Florida (FL)
- FIPS code
- 12111
- Population
- 346,237
- Median household income
- $69,027
- Median age
- 45.3
- Land area
- 571.7 sq mi (1,480.6 km²)
- Population density
- 606 / sq mi
- Area codes
- 772
Cities and ZIP codes in St. Lucie County (2)
| City | ZIP codes |
|---|---|
| Fort Pierce | 34945, 34946, 34947, 34949, 34950, 34951, 34981, 34982 |
| Port Saint Lucie | 34952, 34953, 34983, 34984, 34986, 34987 |
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.