Orion is a village in Henry County, Illinois, United States. The population was 1,713 at the 2000 census. It is home of the Orion Chargers. It also has a KLJB 18 transmitter near the town. Orion apartments for rent comparison page shows most up to date rent information on Orion apartments and houses. Rent information is obtained from multiple rental sources but we cannot guarantee their accuracy.