4 Bed, 3 Bath Detached ADU – 1200 sq. ft.

BR4-BA3-1200b

Plan Details


  • Size: 1200 sq. ft.

  • Model: BR4-BA3-1200c

  • Layout: Detached, single-story

Amazing 4 Bedroom, 3 Bathroom Layout


At 1200 sq. ft., the BR4-BA3-1200b offers one of the most spacious and versatile ADU layouts available, featuring four bedrooms and three full bathrooms. This makes it an excellent choice for large families, multi-generational living, or investors who want to maximize rental potential.

At Pacific Sands, we design Accessory Dwelling Units (ADUs) that blend modern comfort, practical layouts, and permitting support to make your project a success from start to finish. The BR4-BA3-1200c Model is a spacious 1200 sq. ft. detached ADU, perfect for families or homeowners seeking the functionality of a full-sized home in a cost-efficient and versatile structure.



This design offers plenty of room for multiple uses—whether as a family residence, guest house, rental property, or private retreat—while staying compliant with ADU zoning regulations in many jurisdictions.

Key Features


  • 4 Bedrooms

  • Flexible configuration for families, guests, or work-from-home setups.

  • Each bedroom is designed for comfort, privacy, and efficient use of space.

  • 3 Full Bathrooms

  • Modern shower/tub combos with built-in shelving.

  • Stylish quartz countertops and sleek single-vanity sinks.

  • Open-Concept Living Area

  • Expansive living room flows seamlessly into the kitchen.

  • Perfect for family dinners, entertaining, or everyday living.

  • Modern Kitchen Design

  • Equipped with high-quality appliances and generous counter space.

  • Functional, stylish layout for both cooking and socializing.

Benefits for Homeowners


  • Maximum Utility – Four bedrooms and three bathrooms provide the space of a traditional home in an efficient, well-designed ADU footprint.

  • Lifestyle Flexibility – Works equally well as a primary residence, rental income property, or multi-generational housing solution.

  • Zoning Compatibility – At 1200 sq. ft., the BR4-BA3-1200c often fits within maximum allowable ADU size limits in many municipalities.

  • Property Value Boost – A spacious, modern ADU is one of the most effective ways to increase both property value and versatility.

  • Cost-Effective Design – Balances luxury features with efficient construction and maintenance requirements.

Why Choose the BR4-BA3-1200c Model?


The BR4-BA3-1200c ADU stands out for its combination of space, comfort, and modern amenities. With four bedrooms, three full bathrooms, and an open living-kitchen area, this unit provides a layout that feels like a full-sized home—yet is designed specifically for ADU permitting and construction efficiency.



At Pacific Sands, we not only provide the plans, we also guide you through the permitting process, tailoring designs as needed to meet local building and zoning requirements.