Census place · GEOID 1761782 · Mercer County
Preemption, IL ZIP codes
4 ZIP/ZCTAs intersecting this Census place (CDP) in Mercer County.
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: Census place Preemption (GEOID 1761782). Methodology
Combined population of ZIP/ZCTAs intersecting this place: 17,652 (4 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 Preemption, IL

ZIP/ZCTA overlap with Preemption
Population overlap
Share of each ZIP/ZCTA’s population located within Preemption, 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 Preemption
| ZIP | City | County | Population | Income |
|---|---|---|---|---|
| 61231 | Aledo | Mercer County | 4,958 | $66,389 |
| 61264 | Milan | Rock Island County | 10,056 | $78,285 |
| 61276 | Preemption | Mercer County | 28 | — |
| 61281 | Sherrard | Mercer County | 2,610 | $96,295 |