Grantsburg Map
The City of Grantsburg is located in Johnson County in the State of Illinois. Find directions to Grantsburg, browse local businesses, landmarks, get current traffic estimates, road conditions, and more. The Grantsburg time zone is Central Daylight Time which is 6 hours behind Coordinated Universal Time (UTC).
Nearby cities include Grantsburg No. 1, Wartrace, Logan, Waltersburg, Golconda No. 1.