Jerome URL: https://knowledge.ivjn.us/en/places/il-jerome.html Jerome is a town in Illinois, United States. ## Overview Jerome is a town in [Illinois](https://knowledge.ivjn.us/en/places/illinois.html), United States, with a population of about 1,651[^geonames]. ## Geography - Coordinates: 39.7675, -89.6807 Updated: 2026-10-29 Relations: - Located in: Sangamon County https://knowledge.ivjn.us/en/places/il-sangamon-county.html Sources: - GeoNames US dataset (US.txt / admin2Codes.txt) https://download.geonames.org/export/dump/US.zip