Illinois Regional Archives Depository (IRAD) System Illinois State Archives

Carroll County

Carroll County Courthouse Contact Information
Carroll County Courthouse
301 N. Main St.
Mt. Carroll, IL 61053
815-244-0221 – County Clerk
815-244-0230 – Circuit Clerk
815-244-0223 – Recorder

IRAD Depository
Founders Memorial Library
Rm. 245B
Northern Illinois University
DeKalb, IL 60115


Origin of the name of the county

Present area, or parts of it, formerly included in

Carroll County Courthouse-1895 Addition

County Seats

History of county governing board

Township Government

Township Names

Township Map

Carroll County Township Map

Pertinent Databases