San Mateo, CA Swimming Pools & Spas: Pool Permits (2026)
Swimming pool permit rules in San Mateo, CA, also covering above-ground pools, in-ground pools, and spa installations, set fencing, barrier, alarm, and inspection requirements.
Key Facts
- Permits
- Building + electrical + plumbing
- Survey
- Required to verify setbacks
- Barrier
- 60 in + one safety feature
- Electrical
- GFCI required
- Contact
- Building Division: 650-522-7200
Summary
Swimming pools in San Mateo require building, electrical, and plumbing permits. Plans must verify proper setbacks per the zoning code. Pool barriers must comply with the Swimming Pool Safety Act. The Building Division reviews pool applications at 650-522-7200.
115922. (a) Except as provided in Section 115925, [...] 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 safety features [...] (b) Prior to the issuance of final approval for the completion of permitted construction or remodeling work, the local building code official shall inspect the drowning safety prevention devices required by this section and if no violations are found, shall give final approval.
Full Breakdown
Swimming pool construction in San Mateo requires building, electrical, and plumbing permits. A survey to verify proper setbacks is required as part of the permit application. Pool barriers must meet the Swimming Pool Safety Act requirements (60-inch minimum, self-closing/self-latching gates, plus one additional safety feature). Pools must be set back from property lines per the zoning code. Electrical work including pumps, lighting, and heaters requires GFCI protection and inspection. Gas-heated pools require plumbing permits for gas connections. The Building Division reviews pool permit applications. Pool construction must comply with the California Building Code and California Residential Code provisions for swimming pools. The city processes pool permits through the standard building permit workflow.
Violations & Fines
Pool construction without permits is a serious code violation. Non-compliant barriers face immediate enforcement. Unpermitted electrical work creates safety hazards.
Frequently Asked Questions
What permits do I need for a pool in San Mateo?
What safety features are required?
How do I apply for a pool permit?
Sources & Official References
Other rules in San Mateo
California rules heatmap·Compare San Mateo to another location·View the California swimming pools & spas overview
See something wrong?
Help us keep this page accurate. If you notice an error or outdated information, let us know.
Pool Permits in Nearby Cities
How other cities in San Mateo County handle pool permits.