Fence Regulations in Boone County, IN (2026)
3 rules for unincorporated Boone County, Indiana.
Verified from official government sources
Height Limits
In unincorporated Boone County, Indiana, fences under six feet do not need an improvement location permit under Boone County Code § 157.140(C). On corner lots, § 156.072(J)(1) additionally bars any fence, wall, hedge or shrub from blocking sight lines between three and 12 feet high inside the platted sight triangle.
Boone County Fence Height and Corner Sight Rules
Some RestrictionsBoone County Code §§ 156.072(J)(1), 157.140(C)
“No fence, wall, hedge, tree or shrub planting which obstructs sight lines and elevations between three and 12 feet above the street shall be placed or permitted to remain on any corner lot within the triangular area formed by the street right-of-way lines and a line connecting a point 40 feet from the intersection of the street lines, or in the case of a rounded property corner from the inters...
Fence Permit Requirements
Boone County doesn't require a building permit for a residential fence under five feet tall; § 151.35 exempts it, along with small farm buildings and mini-storage barns under 80 square feet. Taller fences fall back under the general building-permit requirement, and electrical work on an exempt structure can still need its own permit.
Boone County Fence Building Permit Exemption
Light RestrictionsBoone County Code § 151.35
(A) Certain structures shall be exempt from building permits under this subchapter. Farm buildings for the confinement of animals, storage of farm equipment or structures for other farm related uses such as grain silos and on-farm fertilizer storage tanks shall not be required to acquire a building permit. ... (C) Residential uses not requiring building permits shall include fences of less ...
Retaining Walls
In unincorporated Boone County, Indiana, retaining walls are on the county's own list of exempt accessory structures: Board of Commissioners' Code § 157.021(C) lets homeowners build them in any required yard without an improvement location permit (ILP). Fences, walks, curbs and drainage installations share the same exemption.
Retaining Walls: Unincorporated Boone County, IN
Few RestrictionsBoone County Code § 10.99; § 157.021(C)
Any person, firm or corporation who violates any provision of this code for which another penalty is not specifically provided shall, upon conviction, be subject to the following: (1) A fine not exceeding $2,500 for the first violation; and (2) A fine not exceeding $7,500 for second and subsequent violations, except for violations of ordinances regulating traffic and parking. ... (C) The ...
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