County ProfileFL
St. Lucie County
Population: 329,226 · 19 ZIP codes
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
329,226
People
Median age
45.1
Housing
Total households
137,453
Income
Median household income
$71,457
Housing
Total housing units
160,146
Employment
Employment rate
52.5%
Education
Bachelor’s degree or higher
26.7%
Healthcare
Insured population
88.6%
County details
Local time 05:22:13(ET)| Name | St. Lucie |
|---|---|
| Total ZIP codes | 19total |
| ZIP codes (by type) | 14 Standard5 PO Box |
| Area code | 772 |
| Timezone | Eastern Time (ET) |
| Coordinates | 27.3798137, -80.4435357 |
| Land area | 571.9 sq miles(1,481.1 km²) |
Map of St. Lucie county, Florida with ZIP codes
Cities and Communities in St. Lucie County
Compare the largest cities in St. Lucie County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.
| City | Population | Median incomeHousehold | ZIP codes |
|---|---|---|---|
| Port Saint Lucie | 204,851 | $80,648 | 8ZIPs |
| Fort Pierce | 47,297 | $47,072 | 11ZIPs |
— Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.
ZIP Codes in St. Lucie County
Review the most populated postal areas across St. Lucie County. Use the ranking below to compare resident density and demographic scales between the county's major zones.
| ZIP | City | Median incomeHousehold | Population (ZIP) |
|---|---|---|---|
| 34953 | Port Saint Lucie | $85,667 | 77,023 |
| 34983 | Port Saint Lucie | $75,489 | 43,654 |
| 34952 | Port Saint Lucie | $61,628 | 42,630 |
| 34986 | Port Saint Lucie | $80,047 | 30,027 |
| 34982 | Fort Pierce | $54,082 | 27,067 |
| 34984 | Port Saint Lucie | $80,725 | 16,721 |
| 34950 | Fort Pierce | $30,400 | 16,582 |
| 34951 | Fort Pierce | $63,122 | 15,357 |
| 34987 | Port Saint Lucie | $90,201 | 14,430 |
| 34947 | Fort Pierce | $51,811 | 13,933 |
| 34949 | Fort Pierce | $94,949 | 8,027 |
| 34946 | Fort Pierce | $40,315 | 6,793 |
| 34945 | Fort Pierce | $87,568 | 5,831 |
| 34981 | Fort Pierce | $71,136 | 4,494 |
| 34948 | Fort Pierce | — | — |
| 34954 | Fort Pierce | — | — |
| 34979 | Fort Pierce | — | — |
| 34985 | Port Saint Lucie | — | — |
| 34988 | Port Saint Lucie | — | — |
Data Sources & Citations
The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:
- United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
- United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS