What's Required in San Jose
- Building permit for every pool or spa except prefab above-ground pools under 24 in deep, 5,000 gal or less, entirely above ground (SJMC 24.02.120.A.12)
- Separate electrical and plumbing permits even for an exempt pool (SJMC 24.02.120.B)
- Enclosure for any pool 18 in or deeper: 4 ft minimum height, 4 ft from the water, openings 4 in or less, self-closing self-latching gates latched 3.5 ft up (SJMC 17.28.050)
- Two of seven state drowning-prevention features on a new or remodeled pool at a single-family home, inspected before final (HSC 115922)
- State enclosure feature, if used: 60 in high, latch 60 in up, gates opening away from the pool, 4 in sphere rule (HSC 115923)
- Built-in pool setbacks: 30 ft front, 5 ft interior side, 9 ft corner side, 5 ft rear; 60 percent rear-yard coverage cap (Table 20-70, 20.30.510)
- Pool equipment in the rear setback keeps 5 ft from the rear line (SJMC 20.30.400.I)
- Rough electrical, plumbing and gas inspected before concealment; permit expires after 12 months without a start or 180 days idle
Do You Need a Permit for a Pool in San Jose?
Yes for any in-ground pool or spa, and for most above-ground pools. The only building-permit exemption in San Jose Municipal Code 24.02.120 is for prefabricated swimming pools accessory to a Group R-3 occupancy that are less than 24 inches deep, are not greater than 5,000 gallons and are installed entirely above ground. Everything else is a building permit, and because exempt items still need separate trade permits, the pump circuit, bonding and any gas heater line are permitted work even for a pool that is itself exempt. Note the depth trip-wire is lower for safety: Chapter 17.28 defines a swimming or wading pool as any impervious basin eighteen inches or more deep and says no building permit may issue unless the plans show a compliant enclosure, and the state Swimming Pool Safety Act uses the same 18-inch line.
San Jose Pool Rules by Scenario
| What you are doing | City filing | Rule |
|---|---|---|
| In-ground pool or spa, gunite, fiberglass or vinyl | Building permit with plans plus electrical and plumbing permits | SJMC 24.02.100; 24.02.120.B |
| Prefab above-ground pool under 24 in deep, 5,000 gal or less | No building permit; electrical permit for a hard-wired pump | SJMC 24.02.120.A.12 and .B |
| Above-ground pool 24 in or deeper, or over 5,000 gal | Building permit plus trade permits | SJMC 24.02.120.A.12 (exemption does not apply) |
| Any pool 18 in or deeper, new or existing | 4 ft enclosure with self-closing, self-latching gates before final | SJMC 17.28.020, 17.28.040, 17.28.050 |
| New pool or spa at a single-family home | Two of seven state drowning-prevention features, inspected at final | Health and Safety Code 115922 |
| Pool equipment in the rear setback | Allowed 5 ft from the rear line and at the district side setback | SJMC 20.30.400.I |
| Replastering, new tile or coping only | Building permit for the remodel; the state two-feature rule applies to remodels | HSC 115922(a); SJMC 24.01.263 repair |
How Much Does a Pool Permit Cost in San Jose?
The Schedule of Fees and Charges effective July 1, 2026 does not publish one pool price; it prices the pieces. The Swimming Pool permit processing line is 1.0 hour, $211 (a plaster spa or hot tub is the same). The building permit is charged at $315 per hour of inspection time in tiers of 40, 70, 130 or 250 minutes, and plan check is $325 per hour with a one-hour minimum for a review intake. Each trade permit is priced at the greater of a $315 per hour minimum or an itemized amount. A modest pool in Tier 2 with one electrical permit is about $211 + $367.50 + $325 + $315, roughly $1,220; a larger pool and spa in Tier 4 with electrical and plumbing permits is about $211 + $1,312.50 + $325 + $315 + $315, roughly $2,480. Which tier applies is set by the Building Official, who may adjust the assessment to the actual scope. Digging first and asking later costs two times the plan review and inspection fees as a penalty.
Where Can the Pool Go?
Zoning Table 20-70 gives a built-in pool its own setbacks: 30 feet from the front property line, 5 feet from an interior side line, 9 feet on a corner lot, and 5 feet from the rear line. A built-in pool may cover up to 60 percent of the rear yard, counting any accessory buildings in that total. Pool equipment may sit in the rear setback if it keeps 5 feet from the rear line and the district's side setback. The enclosure under Chapter 17.28 must be at least 4 feet high at every point, at least 4 feet from the water's edge, with no opening over 4 inches, and every gate self-closing and self-latching with the latch at least 3.5 feet up; where the state enclosure feature is used, Health and Safety Code 115923 raises that to a 60-inch fence with the latch at 60 inches and gates opening away from the pool.
Who Files and What Gets Inspected
A pool contractor licensed by the state usually pulls the permit, but a homeowner may file as owner-builder and hire licensed trades directly. Plans are required: site plan with setbacks and rear-yard coverage, structural details, equipment location, and the barrier and drowning-prevention features. Inspections run in the code's sequence, with rough electrical, plumbing and gas checked before anything is covered, and the state requires the building official to inspect the drowning-prevention features before final approval. The permit expires if work does not start within 12 months or stops for 180 days.
How to Get a Pool Permit in San Jose
Confirm the permit trigger
Only a prefab above-ground pool under 24 in and 5,000 gal is exempt; everything else files a building permit with trade permits.
Lay out setbacks and coverage
30 ft front, 5 ft side (9 ft corner), 5 ft rear, and no more than 60 percent of the rear yard; place equipment 5 ft off the rear line.
Submit plans through SJPermits and SJePlans
Site plan, structural and equipment details, and the enclosure and drowning-prevention features; pay $211 processing plus plan check at $325 per hour.
Pay the building and trade permits
Building permit at $315 per hour of inspection time in tiers, plus electrical and plumbing permits at a $315 minimum each.
Inspect through final
Rough trades before cover, then the enclosure and safety features at final; cancel inspections by 2 pm two business days ahead.