Nason URL: https://knowledge.ivjn.us/en/places/il-nason.html Nason is a village in Illinois, United States. ## Overview Nason is a village in [Illinois](https://knowledge.ivjn.us/en/places/illinois.html), United States, with a population of about 235[^geonames]. ## Geography - Coordinates: 38.1762, -88.9676 Updated: 2026-10-29 Relations: - Located in: Jefferson County https://knowledge.ivjn.us/en/places/il-jefferson-county.html Sources: - GeoNames US dataset (US.txt / admin2Codes.txt) https://download.geonames.org/export/dump/US.zip