Arthur URL: https://knowledge.ivjn.us/en/places/il-arthur.html A town in Douglas County, Illinois, United States. **Arthur** is a town in Douglas County, Illinois, United States[^geonames]. Updated: 2026-11-01 Relations: - Located in: Douglas County https://knowledge.ivjn.us/en/places/il-douglas-county.html Sources: - GeoNames US dataset (US.txt / admin2Codes.txt) https://download.geonames.org/export/dump/US.zip