Geographic Information System - Nicole Gattuso, Director

Interactive Maps

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Athena (McHenry County Property Information)
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Athena is an interactive map that integrates the County's geographic parcel data and tax assessment information. This interactive map provides residents and businesses easy access to property information.  Information such as property owner, assessed value, and property sales can be found.  For more information contact McHenry County GIS at: 
gis@mchenrycountyil.gov
McHenry County Sheriff's Crime Map
The McHenry County's Sheriff's Crime Map is an interactive map that allows public awareness for where crime incidents have occurred in unincorporated areas of McHenry County. This tool provides citizens the ability to report tips on a specific incident to the McHenry County Crime Stoppers. The goal of the Crime Map is to reduce crime through a better-informed citizenry. For more information please contact McHenry County's Sheriff's Office at: McHenryCountyCrimeMap@mchenrycountyil.gov
PlanDev (Zoning and land use information)
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The McHenry County PlanDev Viewer is an interactive map that provides residents and businesses the ability to easily access zoning and land use information. This information includes current zoning, proposed zoning, proposed subdivisions, existing land use, and proposed 2030 land use. For more information please contact Planning and Development at:  plandev@mchenrycountyil.gov
McDOT Construction Projects
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The McHenry County Division of Transportation (McDOT) Construction Viewer is an interactive map that depicts construction limits. This allows residents to have easy access to what County roads are currently under construction, project cost, contractor, and contact information for the project. For more information contact McDOT at: 
mcdot@mchenrycountyil.gov
McHenry County TIF Viewer
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The McHenry County TIF Viewer is an interactive map that provides residents and businesses the ability to view information related to Tax Increment Financing in McHenry County. This information includes location, TIF name, projected costs, purpose, contact name, and more. For more information please contact the County Clerk at:   countyclerk@mchenrycountyil.gov
NSR Viewer
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The NSR viewer allows the public to view Nondedicated Subdivision Roads (NSR) within McHenry County. An NSR is a road that was part of a subdivision platted prior to July 23, 1959 that is not under the jurisdiction of any public agency. Such roads are owned and maintained privately or through a homeowners’ association (also private). For more information please contact the McDOT at:   mcdot@mchenrycountyil.gov
Historic Documents
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The Historic Viewer is an interactive map related to historic documents which include (1) drainage districts, (2) road papers, and (3) historic base maps. The drainage districts were compiled over two years from several public agencies throughout McHenry County. Road papers are historic documents compiled in the mid to late 19th and early 20th centuries. The historic base maps depict McHenry County from 1914 to 2003. It is possible additional information will be added in the future. For more information, please contact McDOT at: mcdot@mchenrycountyil.gov