Mason Map
The City of Mason is located in Effingham County in the State of Illinois. Find directions to Mason, browse local businesses, landmarks, get current traffic estimates, road conditions, and more. According to the 2019 US Census the Mason population is estimated at 2,088 people. The Mason time zone is Central Daylight Time which is 6 hours behind Coordinated Universal Time (UTC).
Nearby cities include Bible Grove, Edgewood, Union, Gilmore, Watson.