McHenry County Building Codes (Illinois)

Search for McHenry County, IL building code information. A building code search provides information on local building codes, building code violations, building regulations, building rules, approved building plans, rejected building plans, renovation regulations, building code investigations, building inspections, and abatement orders.


Town and City Halls in McHenry County, Illinois provide municipal services for their community, including issuing and enforcing building codes. The Town or City Hall is responsible for ensuring compliance with building codes and investigating possible McHenry County building code violations. They keep records on building codes as well as any changes to the building code, and they may also review and approve building and renovation plans. The Town or City Hall typically has records on approved and rejected plans, investigations of McHenry County building code violations, and any punishments or abatement plans for code violations. These records can be useful for prospective McHenry County property buyers and property owners, and they are typically available through the Town or City Hall website.

Crystal Lake City Hall Crystal Lake IL 100 West Woodstock Street 60014 815-459-2020

Harvard City Hall Harvard IL 201 West Front Street 60033 815-943-6468

Marengo City Hall Marengo IL 132 East Prairie Street 60152 815-568-7112

McHenry City Hall McHenry IL 333 South Green Street 60050 815-363-2100

Seneca Township Town Hall Woodstock IL 16506 Garden Valley Road 60098 815-923-2288

Woodstock City Hall Woodstock IL 121 West Calhoun Street 60098 815-338-4300


Building Departments in McHenry County, Illinois create and enforce building codes and zoning rules to ensure the construction of safe buildings. As part of this job, Building Departments maintain records on McHenry County building codes, reviews of building codes, and record any changes to the code requirements or regulations. They also review and approve building and renovation plans to make sure they meet building codes, and they typically keep records on approved and rejected plans. McHenry County Building Department records can identify building codes, find records of McHenry County violations, and locate approved building plans. These building code documents are often available online through the local Building Department website.

Lakewood Village Building Department Lakewood IL 2500 Lake Avenue 60014 815-459-3025

Marengo City Building Department Marengo IL 835 West Grant Highway 60152 815-568-2669

McHenry Zoning McHenry IL 333 South Green Street 60050 815-363-2170

Oakwood Hills Building Department Cary IL 3020 North Park Drive 60013 815-444-9437

Prairie Grove Building Department Crystal Lake IL 3125 Barreville Road 60012 815-455-3846

Woodstock Zoning Woodstock IL 121 West Calhoun Street 60098 815-338-4305