7 county-level rules, plus city-specific rules for 6 cities in Riverside County, California.
Verified from official government sources
Under Riverside County Ordinance 348 Section 19.2, fences in residential zones are limited to 3.5 feet in the front-yard setback and 6 feet in side and rear yards. Fences over these heights, and all fences in agricultural zones over 6 feet, typically require a building permit and zoning review. Corner-lot sight-distance triangles limit fence height near driveways and intersections.
Riverside County requires a building permit for fences over 6 feet and for retaining walls over 3 feet above lower grade, per California Building Code and Ordinance 457. Fences on property lines between neighbors generally do not need a permit at 6 feet or under, but permits are still needed if engineered footings, masonry, or pool-barrier compliance is involved.
California Civil Code §841 (the Good Neighbor Fence Act) governs partition fences between adjoining properties in unincorporated Riverside County. Both neighbors are presumed to share equally the cost of a reasonable boundary fence. The party wishing to build must give 30 days' written notice describing the fence and costs before proceeding.
California Civil Code Section 841 (Chapter 2. Obligations of Owners - Good Neighbor Fence Act)
(a) Adjoining landowners shall share equally in the responsibility for maintaining the boundaries and monuments between them. (b)(1) Adjoining landowners are presumed to share an equal benefit from any fence dividing their properties and, unless otherwise agreed to by the parties in a written agreement, shall be presumed to be equally responsible for the reasonable costs of construction, mainte...
Retaining walls over 3 feet measured from the bottom of the footing to the top of the wall require a building permit in Riverside County under California Building Code §105.2 (as adopted by Ordinance 460). Walls supporting a surcharge (such as a driveway or pool) require a permit at any height. Walls are drawn to seismic standards for Design Category D.
Riverside County enforces California Building Code Chapter 31A and California Health & Safety Code §§115920-115929 for swimming pool barriers. Pools must be enclosed by a 60-inch (5-foot) fence with self-closing, self-latching gates, and new construction must provide at least two drowning-prevention safety features from the statutory list.
California Health and Safety Code Section 115922 (Article 2.5. The Swimming Pool Safety Act)
(a) Except as provided in Section 115925, subject to subdivision (b), and consistent with Section 1596.814, when a building permit is issued for the construction of a new swimming pool or spa or the remodeling of an existing swimming pool or spa at a private single-family home, the respective swimming pool or spa shall be equipped with at least two of the following seven drowning prevention saf...
Riverside County Ordinance 348 and Ord. 457 set general fence requirements: front setback limits, sight-distance triangles, pool-barrier standards, and grading rules. In WUI fire areas the Ord. 787 defensible-space rules affect fence materials next to wildland. Agricultural, scenic-corridor, and HOA parcels carry additional layered requirements.
Most fence materials are allowed in unincorporated Riverside County but barbed wire, razor wire, and electric fences are restricted to agricultural zones under Ordinance 348. In WUI fire zones, Ord. 787 and CBC Chapter 7A encourage non-combustible materials next to structures. Scenic corridors prohibit reflective and industrial fence types.
6 cities in Riverside County have their own fence regulations rules. Each link goes to that city's dedicated page with code citations.
7 verified rules • Fence Requirements, Height Limits
7 verified rules • Fence Requirements, Height Limits
7 verified rules • Fence Requirements, Height Limits
7 verified rules • Fence Requirements, Height Limits
7 verified rules • Fence Requirements, Height Limits
7 verified rules • Fence Requirements, Height Limits
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