McHenry County, IL

Mission Statement

To develop and maintain the Geographic Information System of McHenry County by providing efficient, high quality GIS leadership, coordination, infrastructure, data development and maintenance, and GIS services that meet the needs of McHenry County and the communities we serve.

The McHenry County Geographic Information Systems Department performs the following office functions:

• Develop logical, enterprise based and business driven development of McHenry County GIS data, applications, systems and regional coordination.
• Develop and maintain digital parcel databases.
• Administer the core McHenry County GIS databases.
• Administer the core components that provide access to the McHenry County GIS databases.
• Manage the coordination of GIS activity across County departments.
• Support maintenance of core geographic data by County departments.
• Develop and maintain technical standards for GIS data.

What is GIS?

To learn more about what GIS is, please click here: What is GIS?

Contact Information

If you have specific questions related to McHenry County GIS, please email us at gis@mchenrycountyil.gov.

Mailing Address:
McHenry County GIS
2200 N. Seminary Ave
Woodstock, IL 60098-2637

Office Location:
McHenry County GIS Department Suite 206
667 Ware Road
Woodstock, IL 60098-8303
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Map of Office location [PDF]