Swimming Pools & Spas in Los Angeles County, CA (2026)

2 county-level rules, plus city-specific rules for 20 cities in Los Angeles County, California.

Verified from official government sources

Note: These county rules apply to unincorporated areas of Los Angeles County. If you live within an incorporated city, that city's own rules apply: see the city list below.

Pool Permits

Above-ground pools in unincorporated LA County holding 3,000+ gallons require a building permit from LA County Building & Safety. All barrier requirements (60-inch fencing, self-closing gates) apply equally. Smaller inflatable pools may be exempt from permits but not safety requirements.

Los Angeles County Above-Ground Pool Rules

Some Restrictions

California Health and Safety Code Sec. 115921 & 115925 (Pool Definition Includes Aboveground Structures; Exemptions)

115921. As used in this article, the following terms have the following meanings: (a) 'Swimming pool' or 'pool' means any structure intended for swimming or recreational bathing that contains water over 18 inches deep. 'Swimming pool' includes in-ground and aboveground structures and includes, but is not limited to, hot tubs, spas, portable spas, and nonportable wading pools. ... 115925. The re...

Full ordinance details →Official source ↗

Fencing & Safety Requirements

In unincorporated LA County, outdoor and indoor spas and hot tubs need the same pool-style barrier as swimming pools, but a lockable ASTM-rated safety cover can replace the house-access separation fence.

LA County Hot Tub & Spa Barrier Rules

Some Restrictions

Los Angeles County Code § 11.51.030(D)

D. Nonself-Contained and Self-Contained Spas. For outdoor and indoor spas, protection shall comply with the requirements of this section. EXCEPTION: A lockable spa cover complying with ASTM F 1346, as determined by the building official, shall be provided in lieu of the separation fence required by subsection (A)(6) of this section.

Full ordinance details →Official source ↗