900 sq ft 2-Bedroom 2-Bath Detached ADU
Exterior render: contemporary detached ADU with warm wood siding, clerestory windows, and large glazed openings.
2-bedroom layout: two private bedrooms, two full baths, in-unit W&D, open living/dining, kitchen, and open front porch
Front & Rear Elevation
Left & Right Elevation
| ADU Type | Detached 2-bedroom |
| Total Area | 900 sq ft |
| Footprint | 30' × 30' |
| Ceiling Height | 12 ft |
| Roofline | Shed Roof |
| Exterior Cladding | Horizontal Lap Siding |
| Porch | Yes–Open Porch |
| Laundry | In-unit W/D |
Estimated build costs vary by location, contractor, and finish level. See our ADU Cost Guide for a full breakdown of what drives ADU construction costs in your state.
This 900 sq ft two-bedroom ADU offers a combination of separate sleeping spaces, two full bathrooms, and in-unit laundry. The additional floor area provides more room to organize the living spaces, while the two-bathroom layout adds convenience and flexibility. The open front porch extends the design outdoors, creating a comfortable place to sit and enjoy the surrounding property.
At 30' × 30', this plan uses a square footprint that can offer flexibility when planning the building's location. The shed roof gives the exterior a clean, contemporary appearance, while the open porch adds an inviting feature to the overall design.
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