Harmon URL: https://knowledge.ivjn.us/en/places/il-harmon.html Harmon is a village in Illinois, United States. ## Overview Harmon is a village in [Illinois](https://knowledge.ivjn.us/en/places/illinois.html), United States, with a population of about 120[^geonames]. ## Geography - Coordinates: 41.7228, -89.5540 Updated: 2026-10-29 Relations: - Located in: Lee County https://knowledge.ivjn.us/en/places/il-lee-county.html Sources: - GeoNames US dataset (US.txt / admin2Codes.txt) https://download.geonames.org/export/dump/US.zip