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Boone County, IN Fence Regulations: Height Limits (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

ILP-exempt fence height
Under 6 feet, no permit needed
Corner sight triangle obstruction band
3 to 12 feet above the street
Sight triangle legs
40 feet from street intersection
Pool fence minimum
5 feet around in-ground pools
Enforcing office
Area Plan Commission Director
Civil penalty
Up to $500 per day, § 157.165(C)

Summary

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.

These county ordinances apply to unincorporated areas of Boone County. Incorporated cities within the county may have their own rules that take precedence over county-level regulations.

“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 intersection of the street right-of-way lines extended.” ... (C) Fences under six feet in height shall not require an improvement location permit.

Full Breakdown

Fences are listed among the accessory structures the county permits in every zoning district, and § 157.021(C) allows them to be installed in any required yard, including front yards, without an improvement location permit (ILP). Section 157.140(C) sets the six-foot threshold: fences at or above six feet fall outside that exemption and require an ILP from the Area Plan Commission Director, along with the filing fee listed in the chapter's Appendix A. On corner lots, § 156.072(J)(1) requires every secondary subdivision plat to carry a restrictive covenant prohibiting any fence, wall, hedge, tree or shrub planting between three and 12 feet above the street from standing inside the triangular area formed by the street right-of-way lines and a line connecting points 40 feet from the intersection of the street lines (measured from the extended right-of-way lines at a rounded corner).

Pools carry their own fence rule: § 157.021(F)(3) requires in-ground swimming pools to have a five-foot-high fence around the pool area or a mechanical pool cover. The Director of the Area Plan Commission administers and enforces these standards, with appeals running to the Board of Zoning Appeals under § 157.160.

Violations & Fines

Starting construction on a fence requiring an ILP before obtaining one triggers an early-bird fee under the fee schedule per § 157.165(B)(1), and the owner, tenant or anyone assisting in the violation can each be charged separately. General zoning violations, including a sight-triangle obstruction, carry civil penalties of not more than $500 per day under § 157.165(C), and the APC or BZA can sue for an injunction to force removal under § 157.165(A).

Frequently Asked Questions

Do I need a permit to build a fence in unincorporated Boone County?
No, if it's under six feet tall. Boone County Code § 157.140(C) exempts fences under six feet in height from the improvement location permit requirement, and § 157.021(C) already lists fences among accessory structures allowed in any required yard without an ILP.
Can I put up a solid fence right at my corner lot's intersection?
Not within the sight triangle. Under Boone County Code § 156.072(J)(1), a restrictive covenant bars any fence, wall, hedge or shrub between three and 12 feet high inside the triangular area formed by the street right-of-way lines and points 40 feet from the intersection.
Does a fence around a swimming pool follow different rules?
Yes. Boone County Code § 157.021(F)(3) requires in-ground pools to have a five-foot-high fence around the pool area, or a mechanical pool cover, and the pool itself needs an improvement location permit under that same accessory-structure provision.
What happens if my fence violates the county's rules?
The Area Plan Commission or Board of Zoning Appeals can seek a court injunction to force removal, and anyone who violates the zoning ordinance's requirements faces civil penalties of up to $500 per day under § 157.165(C), plus attorney's fees if the county prevails.

Sources & Official References

Other rules in Boone County

All Boone County rules

How Boone County compares: Cities That Allow the Tallest Residential Fences·Compare Boone County to another location·View the Indiana fence regulations overview

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