Grantsburg, Illinois

Grantsburg, Illinois
Grantsburg is located in Illinois
Grantsburg
Grantsburg
Grantsburg is located in the United States
Grantsburg
Grantsburg
Coordinates: 37°23′27″N 88°44′49″W / 37.39083°N 88.74694°W / 37.39083; -88.74694
CountryUnited States
StateIllinois
CountyJohnson
Elevation367 ft (112 m)
Time zoneUTC-6 (Central (CST))
 • Summer (DST)UTC-5 (CDT)
ZIP code
62943
Area code618
GNIS feature ID409314[1]

Grantsburg is an unincorporated community in Johnson County, Illinois, United States. Grantsburg is located on Illinois Route 146 near the Shawnee National Forest, east of Vienna. Grantsburg has a post office, with the ZIP code 62943.[2]