County ProfileFL
Martin County
Population: 158,431 · 12 ZIP codes
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
158,431
People
Median age
53.3
Housing
Total households
67,801
Income
Median household income
$82,943
Housing
Total housing units
83,121
Employment
Employment rate
49.4%
Education
Bachelor’s degree or higher
37.1%
Healthcare
Insured population
89.5%
County details
Local time 06:35:41(ET)| Name | Martin |
|---|---|
| Total ZIP codes | 12total |
| ZIP codes (by type) | 7 Standard5 PO Box |
| Area code | 772 |
| Timezone | Eastern Time (ET) |
| Coordinates | 27.0836036, -80.3982011 |
| Land area | 543.9 sq miles(1,408.6 km²) |
Map of Martin county, Florida with ZIP codes
Cities and Communities in Martin County
Compare the largest cities in Martin 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 |
|---|---|---|---|
| Palm City | 25,883 | $125,820 | 2ZIPs |
| Stuart | 17,425 | $60,225 | 4ZIPs |
| Hobe Sound | 13,163 | $63,484 | 2ZIPs |
| Jensen Beach | 12,652 | $70,884 | 2ZIPs |
| Port Salerno | 10,401 | $67,436 | 1ZIPs |
| Indiantown | 6,560 | $55,520 | 1ZIPs |
— Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.
ZIP Codes in Martin County
Review the most populated postal areas across Martin County. Use the ranking below to compare resident density and demographic scales between the county's major zones.
| ZIP | City | Median incomeHousehold | Population (ZIP) |
|---|---|---|---|
| 34997 | Stuart | $78,136 | 44,000 |
| 34990 | Palm City | $129,560 | 31,160 |
| 34957 | Jensen Beach | $70,403 | 22,955 |
| 33455 | Hobe Sound | $70,389 | 20,799 |
| 34994 | Stuart | $62,533 | 17,843 |
| 34996 | Stuart | $83,929 | 11,042 |
| 34956 | Indiantown | $64,526 | 10,322 |
| 33475 | Hobe Sound | — | — |
| 34958 | Jensen Beach | — | — |
| 34991 | Palm City | — | — |
| 34992 | Port Salerno | — | — |
| 34995 | Stuart | — | — |
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