Political Maps

Precincts Map
County Board District 1
County Board District 2
County Board District 3
County Board District 4
County Board District 5
County Board District 6
County Board District 7
County Board District 8
County Board District 9
Congressional, Representative, Legislative & County Board Districts

For more information on elections, please visit the County Clerk's Elections page.

Transportation Maps

County Highway Map
County Transit Services Map
Class II County Highway Truck Routes
Access Classification for County Highways
Legal Load Only & Posted Bridges
Historic Traffic Count Maps
County Snow Plow Routes

For a complete listing of transportation maps, please visit the Division of Transportation's Maps, Traffic Counts & Publications page.

Schools

School District Map

Interactive Maps

McHenry County Property Search Viewer (Athena)
McHenry County Sheriff's Crime Map
Zoning Map (PlanDev Viewer)
MCDOT Roadway Construction Projects
Tax Increment Financing Viewer
Historic Documents Viewer

Interactive maps are provided by McHenry County's Geographic Information System (GIS). To learn more about GIS, please visit the GIS website.