Thayer Map
The City of Thayer is located in Sangamon County in the State of Illinois. Find directions to Thayer, browse local businesses, landmarks, get current traffic estimates, road conditions, and more. The Thayer time zone is Central Daylight Time which is 6 hours behind Coordinated Universal Time (UTC).
Nearby cities include Chatham, McVey, White Oak, Loami, Waverly.