Parking Rules in McHenry County, IL (2026)
6 rules for unincorporated McHenry County, Illinois.
Verified from official government sources
RV & Boat Parking
In unincorporated McHenry County, a resident may let a guest park or store one RV, trailer, or boat for no more than 60 days per year. Crystal Lake allows RVs on driveways with size limits.
RV and Boat Parking in McHenry County
Some RestrictionsMcHenry County UDO § 16.56.050
The owner or occupants of an occupied residential property may allow a guest to park or store a single recreational vehicle, snowmobile, off-road motorcycle, all-terrain vehicle, or trailer for the aforementioned vehicles on their property for a total of not more than sixty (60) days per calendar year.
Driveway Rules
Vehicles must generally park on an approved driveway, not on lawns. In Crystal Lake, motor homes over 25 feet may sit on a driveway no more than 10 days per month.
Driveway Parking Rules in McHenry County
Some RestrictionsCrystal Lake City Code, Development & Design Standards
Motor homes over 25 feet in length can be temporarily parked on residential driveways, for a period not to exceed 10 days in one month, as long as the motor home is not being used for residential purposes.
Commercial & Oversized Vehicles
Large RVs and oversized vehicles face storage limits. In Crystal Lake, a recreational vehicle over 25 feet long or 11 feet tall must be stored in a side or rear yard, at least five feet from property lines.
Oversized Vehicle Parking in McHenry County
Some RestrictionsCrystal Lake City Code, Development & Design Standards
A recreational vehicle that is larger than 25 feet in length and/or 11 feet in height can be stored in the interior side yards or rear yard as long as it is not located within five feet of the side or rear property lines.
Overnight Parking
Unincorporated McHenry County sets no blanket overnight ban, but cities do. In Crystal Lake, no vehicle may park on any street longer than 30 minutes between 2 a.m. and 6 a.m.
Overnight Parking Rules in McHenry County
Some RestrictionsCrystal Lake City Code, Art. VII (Stopping, Standing and Parking)
No person, except physicians on emergency calls, shall park any vehicle for a period of time longer than 30 minutes between the hours of 2:00 a.m. and 6:00 a.m. of any day on any streets in the municipality.
Abandoned Vehicles
Illinois law (625 ILCS 5/4-201) makes abandoning a vehicle on public or private property unlawful, and it may be removed after a 7-day waiting period. Crystal Lake also bars inoperable vehicles.
Abandoned Vehicles in McHenry County
Some Restrictions625 ILCS 5/4-201(b)
The abandonment of a vehicle or any part thereof on private or public property, other than a highway, in view of the general public, anywhere in this State is unlawful except on property of the owner or bailee of such abandoned vehicle.
Loading Zones
Commercial and industrial buildings in unincorporated McHenry County must provide off-street loading spaces at least 12 feet wide, 35 feet long, and 14 feet clear, sized to gross floor area under UDO Section 16.64.110. No use is ever required to provide more than five loading spaces.
McHenry County Off-Street Loading Space Rules
Some RestrictionsMcHenry County UDO § 16.64.110(A), (B)
2. Dimensions. All required off-street loading spaces shall be at least twelve (12) feet in width and at least thirty-five (35) feet in length, exclusive of aisle and maneuvering space, and shall have a minimum vertical clearance of at least fourteen (14) feet. 3. Surfacing. Loading spaces shall be paved with a dustless all-weather material, such as concrete, asphalt/blacktop, or brick/ston...
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