
Estate 1200
Our largest model — a full three-bedroom home on your property. Ideal for multigenerational families or maximizing rental income.
1,200 sq ft | 3 Bed | 2 Bath
- Three full bedrooms
- Two full bathrooms
- Open great room plus formal dining
- Master suite with ensuite bath
- Front porch and rear patio
- Maximum ADU size for California
Starting at $395,000
Floor Plan Overview

| Room | Dimensions | Sq Ft |
|---|---|---|
| Overall Footprint | 40×30 ft | 1,200 sq ft |
| Master Bedroom | 15×13 ft | 195 sq ft |
| Master Ensuite Bath | 10×8 ft | 80 sq ft |
| Walk-in Closet | 8×5 ft | 40 sq ft |
| Bedroom 2 | 12×11 ft | 132 sq ft |
| Bedroom 3 | 11×10 ft | 110 sq ft |
| Hall Bath | 9×7 ft | 63 sq ft |
| Kitchen / Living / Dining | 24×18 ft | 432 sq ft |
| Laundry Room | 8×6 ft | 48 sq ft |
| Front Porch | 20×6 ft | 120 sq ft |
| Rear Patio | 16×8 ft | 128 sq ft |
| Walls / Circulation | — | 72 sq ft |
The Estate 1200 is our largest and most complete ADU model at 1,200 sq ft — California’s maximum ADU size. It functions as a fully standalone home on your property, offering three bedrooms, two full bathrooms, and generous shared living areas.
The open great room spans a full living area and formal dining space, anchored by a chef-style kitchen with a large island, quartz countertops, premium appliances, and a full pantry. A covered front porch and a rear patio create seamless indoor-outdoor living.
The master suite features an ensuite bathroom with dual vanity, walk-in shower, and a large walk-in closet. Two additional bedrooms share a well-appointed full hall bathroom. This model is ideal for renting as a full home or housing an extended family with complete independence.
Key Features
🏡 Three Full Bedrooms — Spacious bedrooms including a private master suite with ensuite bath.
🌿 Front Porch + Rear Patio — Covered front porch and rear outdoor patio.
🛁 Two Full Bathrooms — Master ensuite + full hall bath for bedrooms 2 and 3.
🏠 Maximum ADU Size — At 1,200 sq ft, the largest ADU permitted under California law.
🍽️ Chef Kitchen + Island — Large kitchen with island, quartz counters, and full pantry.
💰 Maximum Rental Potential — Three-bedroom units command the highest rental rates in the Sacramento market.
Specifications
- Size: 1,200 sq ft (California ADU maximum)
- Bedrooms: 3 Bedrooms
- Bathrooms: 2 Full Baths
- Kitchen: Chef kitchen with large island, quartz counters, full pantry
- Living: Open great room + formal dining area
- Outdoor: Covered front porch + rear patio
- Master: Walk-in closet + ensuite bath (dual vanity, walk-in shower)
- Laundry: Dedicated in-unit laundry room
- HVAC: Ductless mini-split (multi-zone)
- Permit: Included in OnSum full-service package
- Timeline: Approx. 7–10 months from permit approval
- Starting Price: $395,000
Build the Ultimate ADU — The Estate 1200
The Estate 1200 delivers the highest rental income potential and the most flexible living arrangement of any ADU model we build. Contact us today for a free property evaluation and custom quote.
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