The county building department in Mchenry County administers construction permits and enforces building codes for unincorporated areas and municipalities that contract county services rather than maintaining their own building divisions. There are 6 Building Departments locations in Mchenry County, Illinois.

Property owners in unincorporated Mchenry County should verify with the county building department whether their parcel falls under county or municipal jurisdiction before submitting permit applications, as this affects which office handles the review and which codes apply.

List of Mchenry County, Illinois Building Departments

Lakewood Village Building Department

View Details Call Now (815) 459-3025

Lakewood Village Building Department

Address
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Hours

Oakwood Hills Building Department

View Details Call Now (815) 444-9437

Oakwood Hills Building Department

Address
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Hours

Mchenry Zoning

Address
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Hours

Woodstock Zoning

Address
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Hours

Marengo City Building Department

View Details Call Now (815) 568-2669

Marengo City Building Department

Address
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Hours

Prairie Grove Building Department

View Details Call Now (815) 455-3846

Prairie Grove Building Department

Address
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Hours

Contractors and property owners in Mchenry County should keep copies of all issued permits, approved plans, and inspection sign-off cards at the job site for the duration of construction. Final inspection requests must be scheduled in advance, and the certificate of occupancy is issued only after all required inspections pass.

You may also find Building Departments locations in neighboring counties including McHenry.