3 county-level rules, plus city-specific rules for 1 city in Williamson County, Tennessee.
Verified from official government sources
In unincorporated Williamson County, the county Zoning Ordinance fixes minimum front, side, and rear yard setbacks by district under Tenn. Code Ann. §13-7-101. Franklin and Brentwood set their own inside city limits.
Tenn. Code Ann. § 13-7-101(a)(1)
The county legislative body of any county is empowered, in accordance with the conditions and the procedure specified in this part, to regulate, in the portions of such county which lie outside of municipal corporations, the location, height and size of buildings and other structures, the percentage of lot which may be occupied, the sizes of yards, courts, and other open spaces, the density and...
The county Zoning Ordinance caps building height by district, usually measured in stories rather than feet. Most residential districts allow up to 3 stories; rural and agricultural districts set no height limit. Cities set their own caps.
Tenn. Code Ann. § 13-7-101(a)(1)
The county legislative body of any county is empowered, in accordance with the conditions and the procedure specified in this part, to regulate, in the portions of such county which lie outside of municipal corporations, the location, height and size of buildings and other structures, the percentage of lot which may be occupied, the sizes of yards, courts, and other open spaces, the density and...
The county controls development intensity mainly through minimum lot area and residential density rather than a single lot-coverage percentage, under Tenn. Code Ann. §13-7-101. Impervious surface and stormwater standards apply on top.
Tenn. Code Ann. § 13-7-101(a)(1)
The county legislative body of any county is empowered, in accordance with the conditions and the procedure specified in this part, to regulate, in the portions of such county which lie outside of municipal corporations, the location, height and size of buildings and other structures, the percentage of lot which may be occupied, the sizes of yards, courts, and other open spaces, the density and...
1 cities in Williamson County have their own building setbacks & zoning rules. Each link goes to that city's dedicated page with code citations.
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Williamson County Ordinance Hub →