Accessory Dwelling Units
LA County approved ADU plans
These are pre-approved standard plans — ministerial approval, no hearing or agenda item required.
- 1,200 sq ft
ADU Plan A
LA County pre-approved standard ADU plan, 1,200 sq ft.
View plan (PDF) - 1,200 sq ft
ADU Plan B
LA County pre-approved standard ADU plan, 1,200 sq ft, alternate layout.
View plan (PDF) - 800 sq ft
ADU Plan C
LA County pre-approved standard ADU plan, 800 sq ft.
View plan (PDF) YOU ADU Standard Plan
LA County pre-approved standard ADU plan.
View plan (PDF)
This is not legal advice. Setbacks, parking, and rent-stabilization implications vary by city — see our Insights coverage for city-specific detail.