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Places · place_us_il_jersey_county · rev 2

Jersey County

Jersey County is a county of Illinois, United States.

Updated 2026-10-29 · rev 2

Overview

Jersey County is a county of Illinois, United States (FIPS il083), with a population of about 21,512^[1].

Geography

Coordinates: 39.0857, -90.3567
Time zone: America/Chicago

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Located in Illinois^[1]
Contains places Elsah^[1]
Contains places Fieldon^[1]
Contains places Fidelity^[1]
Contains places Grafton^[1]
Contains places Jerseyville^[1]
Contains places Otterville^[1]

Mentioned in

No body mentions yet.

Sources

GeoNames US dataset (US.txt / admin2Codes.txt) ↩ ↩