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Naperville, IL Fence Regulations: Height Limits (2026)

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

Key Facts

Governing section
Naperville Municipal Code § 6-2-12
Front yard max
3 feet (4 feet if open)
Side/rear yard max
6 feet
Arterial/non-res boundary max
9 feet
Corner sight triangle
30 feet, § 6-2-13

Summary

Naperville caps residential fences at 3 feet in front yards, 6 feet elsewhere, and 9 feet along arterial roads or non-residential boundaries, plus a 30-foot corner sight triangle.

1.1.Fences not exceeding three (3) feet in height may be constructed and maintained at any point behind the front or corner side yard lot lines....1.4.Fences up to six (6) feet in height shall be permitted in the required interior side yard or rear yard...1.6.Fences up to nine (9) feet in height shall be permitted along any residential property line which abuts a non-residential use or abuts a major arterial right-of-way.

View official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 101).

Full Breakdown

Section 6-2-12 sets height limits by yard type for residence districts: three feet in the front or corner side yard, four feet for open (see-through) fencing at that same lot line, and six feet behind the corner side yard line or in the required interior side or rear yard. Fences can reach nine feet where a residential lot line abuts a non-residential use or a major arterial right-of-way. Every fence over three feet requires a fence permit under Subsection 1-9H-1.3.7. Section 6-2-13 separately bars fences and landscaping from a 30-foot corner-lot sight triangle that would block drivers' view of cross traffic.

Violations & Fines

Fences that exceed the district height limit or block the corner sight triangle are zoning violations; the City can require the owner to lower, relocate, or remove the fence.

Frequently Asked Questions

How tall can a backyard fence be in Naperville?
Up to 6 feet in the required interior side or rear yard, per Section 6-2-12.
How tall can a front-yard fence be?
3 feet at the front or corner side lot line, or 4 feet if it's an open-style fence.
Do I need a permit for a fence?
Yes: any fence over 3 feet requires a fence permit under Subsection 1-9H-1.3.7 before installation.

Sources & Official References

Other rules in Naperville

All Naperville rules

How Naperville compares: Cities That Allow the Tallest Residential Fences·Compare Naperville to another location·View the Illinois fence regulations overview

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