Installed pool fences run about $15–$35 per foot for mesh, $30–$60 for aluminum and $90–$500 for glass (national ranges). California HSC 115922 requires 2 of 7 safety features on new or remodeled single-family pools, and enclosures must be 60 inches tall.
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Law: HSC 115922 requires 2 of 7 drowning-prevention features on new/remodeled single-family pools; enclosures must be 60 in. tall (HSC 115923).
Timing: fence permit follows pool permit by a median 87 days (City of SD 2026 permits, n=9).
Sources: fencemypool.com (HomeGuide, Life Saver, Pool Guard USA); California HSC; data.sandiego.gov.