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San Luis Obispo County, CA Fence Regulations: Fence Permit Requirements (2026)

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

Key Facts

Typical fence permit
Not required
Masonry/pool fence
Building permit required
Pool fence min height
60 inches (5 ft)
Modifications
Minor Use Permit
Code Section
Section 22.10.080

Summary

Typical residential fences in unincorporated San Luis Obispo County do not require a planning or building permit. However, fences that must be constructed per the Uniform/California Building Code (e.g., taller walls, pool/spa enclosures, masonry walls) do require a building permit, and discretionary approval is needed to exceed standard height or modify material requirements.

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

Typically a fence does not require a permit, but make sure to read the fencing and screening tables ... Any of the requirements may be waived or modified through Minor Use Permit approval, provided the Director finds that specifically identified characteristics of the site or site vicinity would make required fencing or screening unnecessary or ineffective.

Source: San Luis Obispo County — Fencing and Screening (Planning & Building)View official code

Full Breakdown

190 (Coastal). ' Fences must be constructed consistent with the Uniform/California Building Code requirements. A building permit is required for any fence or wall the Building Code itself regulates, including masonry walls and pool enclosures. Yard areas with private swimming pools must be fenced in compliance with the California Building Code (CBC Section 3109) and Health & Safety Code Section 115923, requiring a non-removable enclosure at least 60 inches high. Special review applies in coastal wetlands, bluffs, beaches, or near creeks - contact the Planning Department for guidance.

Violations & Fines

Constructing a fence or wall that requires a building permit without one is enforceable as a Building Code violation; the County can issue stop-work orders, require after-the-fact permits (often with double fees), and assess penalties. Exceeding the 6 ft 6 in / 12 ft height limits without a Minor Use Permit, or installing non-conforming materials adjacent to a residential category, is a zoning violation subject to County Code general penalty and nuisance abatement.

Frequently Asked Questions

Do I need a permit to install a 6-foot wood fence around my unincorporated property?
Typically no. Per County Planning & Building, a standard residential fence at or under the height limits does not require a permit, though it must still comply with Section 22.10.080 (materials, location, sight-distance, etc.). Always confirm with Planning if your parcel is in a coastal, creek, or special overlay area.
How do I get permission to exceed the 6 ft 6 in height limit?
Section 22.10.080 lets the Director waive or modify the fencing requirements through Minor Use Permit approval if site-specific characteristics make the standard requirement unnecessary or ineffective. Apply through the Planning & Building Department.
Does my swimming pool fence need a permit?
Yes. Pool and spa barriers are regulated by the California Building Code (Section 3109) and Health & Safety Code Section 115923, and the County requires a building permit. The enclosure must be at least 60 inches high with self-closing, self-latching gates.

Sources & Official References

Other rules in San Luis Obispo County

All San Luis Obispo County rules

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