ADUAllowed

San Diego, CA

San Diego garage conversion ADU rules.

Garage conversions can look simple but still need official zoning and building review. San Diego ADU eligibility starts with companion/junior unit rules plus zoning and parcel constraints.

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ADU eligibility screen

San Diego ADU eligibility starts with companion/junior unit rules plus zoning and parcel constraints.

San Diego companion/junior units High confidence
ADU eligibility screen

ADU eligibility needs parcel zoning and project facts for San Diego, CA

San Diego ADU eligibility starts with companion/junior unit rules plus zoning and parcel constraints.

What this tells youComputed rule answer
How precise this isComputed rule answer
Official data checkedSan Diego ADU/JADU Information Bulletin 400
Next stepCheck parcel rules and project scope before design, purchase, or contractor conversations.
Rule sourceCompanion and junior units
VerifyZoning, setbacks, fire, utilities
Confidence: HighComputed rule answerOfficial source pathReviewed June 2026
San Diego companion/junior unitsOfficial source
companion unitjadu

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Common questions

What source does ADUAllowed use for San Diego, CA?

San Diego companion/junior units. Official agency pages remain final.

Can I act on this ADUAllowed result without checking the agency?

No. A useful ADU answer needs parcel facts: zoning, building type, unit count, lot constraints, utilities, and local ADU rules. Use the official source link before making a legal, safety, construction, property, or financial decision.