County · Illinois · United States
Sangamon County ZIP codes
26 ZIP codes · 19 cities · FIPS 17167
Key facts
- State
- Illinois (IL)
- FIPS code
- 17167
- Population
- 195,217
- Median household income
- $74,114
- Median age
- 40.8
- Land area
- 868.3 sq mi (2,248.8 km²)
- Population density
- 225 / sq mi
- Area codes
- 217, 447
Cities and ZIP codes in Sangamon County (19)
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.