Detached ADU

How Long Does It Take to Build an ADU in San Diego? (2026 Timeline)

By |2026-05-29T16:41:37-07:00May 28th, 2026|ADU Resources|

From first meeting to move-in, most San Diego ADUs take 10–18 months. Here's an honest phase-by-phase breakdown — design, permits, construction — and the specific delays that stretch timelines.

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