Historic Preservation 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.
Historic-Cultural Monuments
Jefferson County designates historic landmarks and districts by County Council ordinance after Historic Preservation Commission review. Once a property is nominated, no building, demolition, or alteration permit can issue until the HPC and Council act, and unauthorized changes to a designated landmark are a misdemeanor.
Jefferson County Landmark Designation Ordinance
Significant RestrictionsJefferson County UDO §§ 400.1940, 400.1990(G)-(H)
LANDMARK A property or structure designated as a "landmark" by ordinance of the County Council, pursuant to procedures prescribed herein, that is worthy of rehabilitation, restoration, interpretation and preservation because of its historic, architectural or archaeological significance to Jefferson County. ... Within sixty (60) calendar days following close of the public hearing, the County Cou...
All Jefferson County ordinances
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