3 county-level rules, plus city-specific rules for 1 city in Jefferson County, Kentucky.
Verified from official government sources
Louisville Metro Land Development Code (LDC) Ch. 5 establishes minimum setbacks by form district. R-4 single-family requires ~25 ft front, 5-8 ft side, 25 ft rear. Traditional neighborhood districts allow reduced setbacks.
Louisville Metro LDC limits residential structures to 35 ft in R-4/R-5 districts and 45 ft in R-6. Downtown and commercial form districts allow much greater heights. Height measured from average finished grade per LDC §5.3.
Louisville Metro LDC caps lot coverage at 35-50% in residential form districts, with stricter MSD stormwater rules for impervious surfaces. Ohio River floodplain lots face additional coverage and elevation requirements.
1 cities in Jefferson County have their own building setbacks & zoning rules. Each link goes to that city's dedicated page with code citations.
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Jefferson County Ordinance Hub →