Property Maintenance in Jefferson County, MO (2026)
1 rule for unincorporated Jefferson County, Missouri.
Verified from official government sources
Note: These county rules apply to unincorporated areas of Jefferson County. If you live within an incorporated city, that city's own rules apply: see the city list below.
Property Blight
Any building in unincorporated Jefferson County with structural failure, fire hazard, blocked egress, or six months of unsafe vacancy is deemed a "dangerous building" and declared a public nuisance under Section 500.320. The Code Official posts notice ordering repair, vacation, or demolition, and owners have ten calendar days to appeal to the Jefferson County Municipal Court before the County proceeds with abatement and bills the cost to the property.
Jefferson County Dangerous Building Nuisance Abatement
Significant RestrictionsJefferson County, MO Code of Ordinances § 500.320
All dangerous buildings, structures, premises or equipment are hereby declared to be public nuisances, and shall be repaired, maintained, vacated or demolished as provided in this Building Code. ... The parties receiving the notice shall have ten (10) calendar days to appeal the declaration of nuisance to the Jefferson County, Missouri, Municipal Court. In the event that no timely appeal is fil...
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