Can you build an ADU in San Diego? (92114)

We analyzed 14,390 single-family lots in San Diego using the same rules engine, setbacks, and hazard data that power our live tool. 78% can fit a detached ADU.

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Lot statistics — San Diego

78%
Lots that can fit a detached ADU
7,130 sf
Median lot size
3,687 sf
Median buildable area
after setbacks
22%
Lots needing a closer look
1.1%
In a fire hazard zone
0.5%
In a FEMA flood zone

What fits

83.8%
Fit at least a compact unit
45.5%
Fit a full 2-bed-plus model
45.5%
Best fit: EVO Two Plus

Rental income potential

$2,160/mo
1-BR fair market rent
HUD
$2,806/mo
Typical asking rent
Zillow ZORI

Your exact lot

These are neighborhood averages. Your specific lot has its own answer — get your EVO Lot Score and see the exact model that fits, in 30 seconds.

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Other San Diego neighborhoods

Chula Vista 91910La Mesa 91942Carlsbad 92009El Cajon 92020Escondido 92025La Jolla 92037Oceanside 92056Poway 92064Santee 92071San Diego 92101San Diego 92102Hillcrest 92103

Every parcel evaluated with the same rules engine, setback inset, building footprints, CAL FIRE Fire Hazard Severity Zones, and FEMA flood data that power check.evoadu.com. Zoning is verified against the City of San Diego layer; outside the City of San Diego, eligibility is based on California state ADU law, parcel geometry, and hazard overlays without a city-specific zone code (the same way the live tool treats those addresses). Rules engine v1.0.0, generated 2026-07-04. Neighborhood statistics are informational; they are not a determination for any specific property. Verify your lot with the free tools above and confirm details at a consultation.