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Kauai County, HI Fence Regulations: Height Limits (2026)

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

Key Facts

Max height
3 feet fronting a public right-of-way
Post exception
Caps, finials, pillars up to 6 inches taller
Banned materials
Chain link, unfinished concrete masonry walls
Coverage
Rice Street Neighborhood Design District (SPA-D)
Penalty
Misdemeanor up to $2,000 per day, § 8-3.5

Summary

Kaua'i County Code § 10-5A.7(q) caps walls and fences fronting a public right-of-way in the Rice Street Neighborhood Design District at three feet, with post caps, finials and pillars allowed to run six inches taller. Chain link fencing and unfinished concrete block walls are banned outright along any lot frontage, next to public open space, or anywhere visible to the public, and any fence must match the building's architectural style.

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

Walls and fences fronting a public right-of-way shall have a maximum height of three (3) feet. Fence post caps, finials and pillars may be up to six (6) inches taller. Walls and fences should be compatible with the architecture of the building and the overall style of the area. Chain link fences and unfinished concrete masonry use walls are not permitted along lot frontage, adjacent to public open spaces, or where it is readily visible to the public.

Full Breakdown

The three-foot cap applies specifically to the frontage facing a public right-of-way, the same street-facing edge governed by the district's build-to lines and setback rules; a taller fence or wall can still go up along a side or rear property line that does not front a street. The six-inch allowance for post caps, finials and pillars is the only listed exception to the three-foot ceiling, so a solid masonry wall cannot use that allowance to gain height across its whole run, only at discrete posts or pillars.

The chain-link and unfinished concrete masonry ban tracks the district's broader materials standards, which elsewhere require earth-tone, natural-looking finishes on buildings; a fence of either banned material is barred even where it would otherwise fit the height limit, so long as it fronts a lot, sits next to public open space, or is visible to the public. This subsection sits inside the same Article that supersedes any conflicting fence standard in the underlying use district for property inside SPA-D, so a fence height allowed elsewhere in the County's R or C districts does not control once a parcel falls within the Rice Street boundary.

Violations & Fines

Building a fence taller than three feet along a street frontage, or installing chain link or unfinished concrete block where it is banned, is a Chapter 8 violation. Kaua'i County Code § 8-3.5 makes it a misdemeanor with a fine up to $2,000, counted fresh for each day the fence stays up, and the Planning Director may also order it corrected under a civil fine reaching $10,000 plus $10,000 per day of continued violation.

Frequently Asked Questions

How tall can my fence be facing the street in downtown Līhu'e?
Kaua'i County Code § 10-5A.7(q) limits a wall or fence fronting a public right-of-way in the Rice Street Neighborhood Design District to three feet. Fence post caps, finials and pillars are allowed to rise six inches higher, but the rest of the fence run must stay at or below the three-foot line.
Can I install a chain-link fence along my Rice Street lot?
No. Section 10-5A.7(q) bans chain link fencing and unfinished concrete masonry walls along any lot frontage, next to public open space, or anywhere visible to the public within the district, regardless of height, and requires fences to match the building's architectural style.
What happens if a fence in the district is built too tall?
It becomes a Chapter 8 violation enforced by the Planning Department. Kaua'i County Code § 8-3.5 treats it as a misdemeanor with a fine of up to $2,000, and the Director can order the fence corrected under a civil fine of up to $10,000 plus $10,000 for each day it stays noncompliant.

Sources & Official References

Other rules in Kauai County

All Kauai County rules

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

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