County · Illinois · United States
Macoupin County ZIP codes
18 ZIP codes · 18 cities · FIPS 17117
Key facts
- State
- Illinois (IL)
- FIPS code
- 17117
- Population
- 44,566
- Median household income
- $68,518
- Median age
- 44.3
- Land area
- 863 sq mi (2,235.1 km²)
- Population density
- 52 / sq mi
- Area codes
- 217, 447, 618
Cities and ZIP codes in Macoupin County (18)
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.