Fence Regulations in Williamson County, TN (2026)

2 county-level rules, plus city-specific rules for 1 city in Williamson County, Tennessee.

Verified from official government sources

Note: These county rules apply to unincorporated areas of Williamson County. If you live within an incorporated city, that city's own rules apply: see the city list below.

Fence Permit Requirements

Unincorporated Williamson County treats a fence as a regulated structure: Section 8.01(B) of the Zoning Ordinance bars erecting, altering, or relocating any building or structure until the Planning Director approves a Zoning Certificate. Section 10.04(A) separately confirms fences and walls, other than retaining walls, are permitted to extend into required yard setbacks.

Williamson County Fence Zoning Certificate Requirement

Some Restrictions

Williamson County, TN, Zoning Ordinance Sec. 8.01(B)

No building or structure shall be erected, altered, or relocated, and no use shall be established after the effective date of this Ordinance until a Zoning Certificate has been approved in accordance with this Section.

Full ordinance details →Official source ↗

Retaining Walls

Williamson County sets a minimum five-foot setback, or the wall's full height if greater, for any retaining wall on private property, and bars construction inside the right-of-way. Walls four feet or taller need a Zoning Certificate backed by engineering plans sealed by a Tennessee-licensed professional engineer covering design, drainage, and global slope stability.

Williamson County Retaining Wall Rules

Some Restrictions

Williamson County, TN, Zoning Ordinance § 11.04(D)(14)

a) Retaining walls located on private property are the responsibility of the property owner. The property owner (or his representative) must ensure that the retaining wall is properly designed and constructed. The property owner is responsible for maintenance and repairs of all retaining walls on his property. Retaining walls are not permitted to be constructed within the public right-of-way or...

Full ordinance details →Official source ↗

Fence Regulations by City in Williamson County

1 cities in Williamson County have their own fence regulations rules. Each link goes to that city's dedicated page with code citations.

FranklinPop. 83,454

4 verified rules • Height Limits, Material Restrictions

All Williamson County ordinances

See every category we cover for Williamson County: parking, noise, fences, fires, animals, pools, and more.

Williamson County Ordinance Hub →