Census place · GEOID 1726753 · Mason County
Forest City, IL ZIP codes
2 ZIP/ZCTAs intersecting this Census place in Mason County.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Forest City (GEOID 1726753). Methodology
Combined population of ZIP/ZCTAs intersecting this place: 945 (2 ZIPs).
Combined population of ZIP/ZCTAs intersecting this place. Each intersecting ZIP contributes its full ZCTA population; overlap percents are descriptive only. This is not the Census place ACS headline above. Methodology
Map of Forest City, IL

ZIP/ZCTA overlap with Forest City
Population overlap
Share of each ZIP/ZCTA’s population located within Forest City, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
ZIP codes intersecting Forest City
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 61532 | Forest City | Mason County | 404 | $52,857 |
| 61567 | Topeka | Mason County | 541 | $69,042 |