Property Maintenance in St. Louis County, MO (2026)
3 county-level rules, plus city-specific rules for 1 city in St. Louis County, Missouri.
Verified from official government sources
Property Blight
Chapter 1110, the St. Louis County Property Maintenance Code, sets the exterior condition standard for houses in unincorporated St. Louis County. Section 1110.303.2 requires that peeling, flaking, and chipped paint be eliminated and the surface repainted. Section 1110.303.10 requires roofs to be kept in good condition with no loose shingles or deteriorating fascia and soffits. Violation notices give 7 to 30 days to cure.
Exterior Property Maintenance Standards
Heavy RestrictionsSt. Louis County Code Ch. 1110
Sec. 1110.303.2. — Protective Treatment. The St. Louis County Property Maintenance Code states that peeling, flaking, and chipped paint must be eliminated and surfaces repainted. … Sec. 1110.303.10. — Exterior Structure. All roofs must be kept in good condition with no loose shingles or deteriorating fascia and soffits. Roofs must be constructed with quality roofing materials and assembled plum...
Vacant Lot Maintenance
Vacancy alone does not put a St. Louis County property on an inspection schedule. Two things have to be true together: the property has been vacant for 90 days, and there is a public nuisance on it, such as tall grass. When both are true, the Department of Public Works Problem Properties Unit inspects the property monthly until the nuisance is abated, and the cost of those inspections is billed to the owner as a special tax bill.
Vacant Property Inspections
Some RestrictionsSt. Louis County Ordinance Guidebook — Vacant Property
If a property has been vacant for ninety (90) days and there is a public nuisance on the property, such as tall grass, it will be subject to monthly inspections by the Department of Public Works Problem Properties Unit until the nuisance is abated. The cost of these inspections will be billed to the owner as a special tax bill.
Snow & Sidewalk Clearing
St. Louis County does not impose a private snow-removal mandate on homeowners. County plows clear arterial and collector roads first; subdivision roads should be addressed within 24 hours of storm end. Residents are asked to park off streets during storms.
Snow Removal & Sidewalk Maintenance
Few RestrictionsSt. Louis County Code §1105.040 / §1207.040
St. Louis County maintained routes should be addressed no later than twenty-four (24) hours after the conclusion of a storm. … the Department of Highways & Traffic asks for residents' assistance in parking cars off streets to allow plows easier access when clearing and to wait twenty-four (24) hours before calling to inquire about the status of snow removal.
Property Maintenance by City in St. Louis County
1 cities in St. Louis County have their own property maintenance rules. Each link goes to that city's dedicated page with code citations.
All St. Louis County ordinances
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