Parking Rules in St. Louis County, MO (2026)
9 county-level rules, plus city-specific rules for 1 city in St. Louis County, Missouri.
Verified from official government sources
RV & Boat Parking
Under SLCRO §1003.165, all vehicles in unincorporated St. Louis County residential districts, including RVs, campers, and boats, must be parked on a paved driveway. Front-yard parking on lawn or gravel is prohibited.
RV, Boat & Camper Parking
Some RestrictionsSt. Louis County Code §1003.165
Sec. 1003.165. All vehicles, including recreational vehicles and boats, must be parked on a paved driveway. Vehicles permitted to be parked on a driveway in a residential neighborhood are cars, vans, pickup trucks, boats, campers, or other recreational vehicles typically used by a family.
Driveway Rules
Residential property owners in St. Louis County cannot park a vehicle in the front yard unless it sits on a paved driveway or a paved designated parking area located outside the required front-yard setback. Section 1207.060 defines 'front yard' and 'required front yard' precisely and applies to any property zoned Non-Urban or Residential, or otherwise used for residential purposes.
St. Louis County Front-Yard Parking Rule
Some RestrictionsSt. Louis County Code § 1207.060
1207.060 - Parking Prohibited in Residential Front Yards.— 1. No person shall park or permit a vehicle to remain in the front yard of residential property, unless such vehicle is parked on a paved driveway or designated parking area as described in subsection 3. 2.For the purpose of this section, "front yard" means the area between a road and a line parallel to the road and intersecting the cl...
Commercial & Oversized Vehicles
St. Louis County bars commercial motor vehicles over 12,000 pounds from parking on residential-district roadways between midnight and 11 a.m., and bans tractor-trailer rigs from residential streets at any hour except while loading or unloading. Section 1207.075, amended as recently as January 2025, defines 'commercial motor vehicle' to include boom trucks and commercial tow trucks.
St. Louis County Commercial Truck Parking Ban
Significant RestrictionsSt. Louis County Code §§ 1207.075, 1201.030
1207.075 - Parking of Commercial Motor Vehicles in Residential Districts. —1. No commercial motor vehicle having a gross weight in excess of twelve thousand (12,000) pounds shall be parked on any roadway or highway in a residential district between the hours of 12:00 midnight and 11:00 a.m. of any day, except in an emergency. For purposes of this section, "commercial motor vehicle" shall includ...
Street Parking Limits
St. Louis County bans stopping or parking in specific danger and access zones on any roadway, from sidewalks and crosswalks to a 15-foot buffer around fire hydrants and an 8-foot buffer around mailboxes. Section 1207.040 lists seventeen separate prohibited locations, and violating the Traffic Code is a misdemeanor enforced by county police and the Missouri State Highway Patrol.
Where You Can't Park in St. Louis County
Some RestrictionsSt. Louis County Code § 1207.040
1207.040 - Parking Prohibited in Specified Places.— 1. No person shall stop or park a vehicle, except when necessary to avoid conflict with other traffic or in compliance with law or the directions of a law enforcement officer or traffic control device, in any of the following places: (a)On a sidewalk.(b)In front of a public or private driveway exiting onto any highway, roadway, alleyway or pa...
Overnight Parking
No one may leave a vehicle parked on a St. Louis County roadway for more than 24 uninterrupted hours, except during a standing weekend exemption running from 5 p.m. Friday to 9 a.m. Monday. Section 1207.050 sets the limit, defines 'roadway' precisely, and sits alongside a separate, tighter one-hour cap on oversized vehicles in the same section.
St. Louis County 24-Hour Parking Limit
Some RestrictionsSt. Louis County Code § 1207.050(1)
1207.050 - Time Limitation on Parking.— 1. No person shall park any vehicle on any roadway for an uninterrupted period of time longer than twenty-four (24) hours except in an emergency, except for the time period between 5:00 p.m. Friday and 9:00 a.m. Monday. 2.No person shall park or leave a) any boat, or b) any camper, trailer, motor home or commercial vehicle which is more than twenty-five ...
EV Charging
New construction, major remodels, and parking-lot alterations in unincorporated St. Louis County that create more than 30 parking spaces for offices, stores, factories, institutions, and similar occupancies must set aside electric vehicle charging capacity under Chapter 1119, adopted in 2021. Ten percent of the required spaces must be wired 'EV ready' and two percent must have a working charger installed, with violations punishable by a $500-per-day fine.
St. Louis County EV Charging Station Rule
Some RestrictionsSt. Louis County Code § 1119.030
1119.030 - Electric Vehicle Charging Station Requirements. —l. As provided herein, electric vehicle charging station requirements shall apply to all new construction and major remodel when the required parking, existing or new, to serve the new construction or major remodel, exceeds 30 parking spaces. In addition, the electric vehicle charging station requirements are applicable to parking alte...
Abandoned Vehicles
A junked trailer or junked motor vehicle left on private property in unincorporated St. Louis County for more than 72 hours is a declared public nuisance under Section 1216.080, subject to a five-day notice, an owner's right to a hearing before the Superintendent, and county removal at the owner's expense if the nuisance isn't abated.
St. Louis County Junked Vehicle Nuisance Rule
Significant RestrictionsSt. Louis County Code § 1216.080
No person shall park, store, leave or permit the parking, storing or leaving of a junked trailer or junked motor vehicle or parts thereof upon any private property within the County for a period of time in excess of seventy-two (72) hours. Provided, however, this chapter shall not apply to any vehicle enclosed within a building, nor to a junkyard or salvage business lawful under the zoning ordi...
Loading Zones
St. Louis County's zoning code requires off-street loading docks sized 10 by 40 feet for commercial and industrial buildings, with the exact count tied to gross floor area under Section 1003.165F.
St. Louis County Off-Street Loading Space Rule
Some RestrictionsSLCRO Section 1003.165F
1003.165F Minimum Loading Requirements. -- When required in conjunction with uses specified elsewhere in this chapter, loading spaces shall be provided in accordance with the following tables. ... Each 10' x 40' loading space shall have a height clear of obstruction of not less than fourteen (14) feet.
Snow Removal Parking Rules
When the county Director declares a snow emergency, parking anywhere on the road that would block plowing crews is illegal outright: Section 1207.040(1)(p) bans parking that obstructs an 'emergency snow removal operation,' and Section 1212.050 lets county plows run clockwise around cul-de-sacs during the storm response, reversing the normal traffic pattern.
St. Louis County Snow Removal Parking Ban
Some RestrictionsSt. Louis County Code §§ 1207.040(1)(p), 1212.050.2
No person shall stop or park a vehicle, except when necessary to avoid conflict with other traffic or in compliance with law or the directions of a law enforcement officer or traffic control device, in any of the following places: ... (p)Upon any portion of the road so as to obstruct emergency snow removal operation. ... Upon the declaration of a snow emergency by the Director, snow and ice rem...
Parking Rules by City in St. Louis County
1 cities in St. Louis County have their own parking rules rules. Each link goes to that city's dedicated page with code citations.
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