County ProfileIL
Massac County
Population: 14,169 · 3 ZIP codes
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
14,169
People
Median age
44.7
Housing
Total households
5,457
Income
Median household income
$65,116
Housing
Total housing units
6,822
Employment
Employment rate
52.5%
Education
Bachelor’s degree or higher
17%
Healthcare
Insured population
92.2%
County details
Local time 03:26:48(CT)| Name | Massac |
|---|---|
| Total ZIP codes | 3total |
| ZIP codes (by type) | 2 Standard1 PO Box |
| Area code | 618, 730 |
| Timezone | Central Time (CT) |
| Coordinates | 37.216119, -88.7056578 |
| Land area | 237.2 sq miles(614.2 km²) |
Map of Massac county, Illinois with ZIP codes
Cities and Communities in Massac County
Compare the largest cities in Massac 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 |
|---|---|---|---|
| Metropolis | 5,969 | $50,399 | 1ZIPs |
| Brookport | 725 | $38,000 | 1ZIPs |
| Joppa | 350 | $41,563 | 1ZIPs |
— Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.
ZIP Codes in Massac County
Review the most populated postal areas across Massac County. Use the ranking below to compare resident density and demographic scales between the county's major zones.
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