Swimming Pools & Spas in Contra Costa County, CA (2026)

2 county-level rules, plus city-specific rules for 9 cities in Contra Costa County, California.

Verified from official government sources

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

Fencing Requirements

All pools in unincorporated Contra Costa County must comply with the California Swimming Pool Safety Act (Health & Safety Code 115920-115929). Pools built or remodeled after January 1, 2018 require at least two approved drowning prevention safety features, with a 60-inch barrier being the most common.

Swimming Pools: Barriers Fencing

Heavy Restrictions

California Health & Safety Code § 115922(a)

(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...

Full ordinance details →Official source ↗

Safety Rules

All pool and spa drains in Contra Costa County must comply with the federal Virginia Graeme Baker Pool & Spa Safety Act and California Health & Safety Code 116064, requiring anti-entrapment drain covers and, for single-drain pools, secondary anti-entrapment systems such as a safety vacuum release system.