What an ADU costs in Glendale (2026)
Glendale runs its own permits. ADUs need a planning clearance first, then a building permit. Here are typical numbers, the local rules, and your next step.
Typical ADU numbers in Glendale
- A 750 sq ft backyard ADU with a standard finish costs about $300,000 to build, all in: building, site work, city fees and design.
- Typical ADU rent: about $4,300 a month for 750 sq ft.
- Home value nearby: about $850 per sq ft (Close-in area).
Run the free ADU and new home cost calculator for Glendale
ADU permits and local rules in Glendale
Who runs permits
City of Glendale Community Development: Planning/Zoning clearance, then Building & Safety (GlendalePermits portal).
Pre-approved ADU plans
We didn't find a pre-approved ADU plan program. You submit your own drawings. Ask us for the latest.
What can slow you down
- Hillside and fire zones in the foothills.
- Glendale Water & Power has its own sign-off.
- Historic districts can add design review.
Sources: City of Glendale ADU permits page. State ADU law. General information, not legal advice. Updated October 2026.
Free lot check in Glendale
Send Hemisphere A&E your address. We look up your zoning and lot size, what fits (ADU, junior ADU, SB 9, new home, apartments, remodel or business space), red flags like fire zones or hillside rules, and a rough cost range. No cost, no pressure. Email info@hemisphereae.com or call (619) 762-7144.
More cost guides for Glendale
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