Special Events & Permits in McHenry County, IL (2026)
1 rule for unincorporated McHenry County, Illinois.
Verified from official government sources
Note: These county rules apply to unincorporated areas of McHenry County. If you live within an incorporated city, that city's own rules apply: see the city list below.
Parade Permits
Closing a County Highway in unincorporated McHenry County for a parade, marathon or festival needs a Temporary Highway Closure permit from the McHenry County Division of Transportation under § 10.12.420. The County only allows a closure when no feasible detour-free option exists, and the organizer, not the County, pays for traffic control, signage and any Sheriff's presence.
Parade and Special Event Road Closures in McHenry County
Significant RestrictionsMcHenry County Code § 10.12.420(A)
In general, the temporary full or partial closure of a County Highway shall not be permitted unless it is demonstrated that no other feasible option exists and it is clearly demonstrated that a suitable detour route exists that will not unduly delay the motoring public... Examples of a temporary highway closure covered under this section include, but are not limited to: a. Movement of buildings...
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