County ProfileTX
Calhoun County
Population: 20,106 · 4 ZIP codes
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
20,106
People
Median age
41.4
Housing
Total households
8,670
Income
Median household income
$79,959
Housing
Total housing units
10,833
Employment
Employment rate
61.3%
Education
Bachelor’s degree or higher
20.1%
Healthcare
Insured population
93.2%
County details
Local time 03:26:02(CT)| Name | Calhoun |
|---|---|
| Total ZIP codes | 4total |
| ZIP codes (by type) | 2 Standard2 PO Box |
| Area code | 361 |
| Timezone | Central Time (CT) |
| Coordinates | 28.4417191, -96.5795739 |
| Land area | 506.9 sq miles(1,313 km²) |
Map of Calhoun county, Texas with ZIP codes
Cities and Communities in Calhoun County
Compare the largest cities in Calhoun 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 Lavaca | 11,557 | $70,123 | 1ZIPs |
| Seadrift | 995 | $48,655 | 1ZIPs |
| Port O Connor | 954 | $95,593 | 1ZIPs |
| Point Comfort | 603 | $142,500 | 1ZIPs |
— Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.
ZIP Codes in Calhoun County
Review the most populated postal areas across Calhoun County. Use the ranking below to compare resident density and demographic scales between the county's major zones.
| ZIP | City | Median incomeHousehold | Population (ZIP) |
|---|---|---|---|
| 77979 | Port Lavaca | $77,039 | 16,782 |
| 77983 | Seadrift | $97,850 | 1,732 |
| 77982 | Port O Connor | $95,593 | 968 |
| 77978 | Point Comfort | $142,500 | 621 |
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