3BR/2BA 42×31 Long

3 Bedroom 2 Bath Floor Plans 1200 Sq Ft: Functional, Spacious Living

This 3 bedroom 2 bath floor plan offers a spacious layout designed to provide comfort, privacy, and flexibility. With two bedrooms and ensuite bathrooms at one end of the ADU and a third bedroom at the opposite end, this layout offers versatile living arrangements for families, roommates, or guests. The open-concept great room connects the kitchen, dining, and living areas, while an L-shape design offers natural separation for distinct spaces.

Efficient 3 Bedroom, 2 Bath Layout

This 3 bedroom 2 bath 1200 sq ft floor plan maximizes functionality while maintaining a spacious, welcoming environment. Two bedrooms include private bathrooms, with one featuring an extra door for common-area access. The third bedroom, near the entrance, is perfect as an office, guest room, or flexible living space.

Key Layout Features:

• Dual Bedroom Suites: Two bedrooms have ensuite bathrooms, offering privacy for families or guests.
• Flexible Third Bedroom: The third bedroom near the entrance can serve as an office, guest room, or multipurpose space.
• Open-Concept Great Room: The kitchen, dining, and living areas flow seamlessly, creating a bright and spacious gathering space.
• Optional Kitchen Peninsula: Add an 8-foot peninsula for more counter space, storage, and seating in the kitchen.
• In-Unit Laundry: Convenient laundry area within the ADU for everyday ease and efficiency.

Benefits of Building a 3 Bedroom 2 Bath ADU

A 3 bedroom 2 bath floor plan with 1200 sq ft provides ample living space while fitting within the maximum size allowed in many areas. This layout is ideal for those who need flexibility, privacy, and a functional open living area.

Key Benefits:

• Spacious, Home-Like Feel: With three bedrooms and two bathrooms, this layout creates a complete living experience within 1200 sq ft.
• Flexible Room Use: The third bedroom can adapt to your lifestyle needs, serving as a home office, guest room, or multipurpose space.
• Efficient Use of Space: The L-shaped great room design naturally divides dining and living areas for an organized, functional space.
• Allowed in Most Cities: For most municipalities in California, 1,200 sq ft is the maximum ADU size. See your local ADU regulations.
• Cost Considerations: For an ideal lot, this unit can be built for an all-in ADU cost in the low $400Ks. Costs may vary based on site conditions and finishes.

Customization Options for Your 1200 Sq Ft ADU

All of our floor plans offer customization options to make your space unique and suited to your needs. Tailor the kitchen, living, and outdoor spaces for a personalized touch.

Customization Highlights:

• Kitchen Island or Peninsula: Add an 8-foot peninsula for additional counter space, storage, and seating.
• Outdoor Living Areas: Consider adding sliding doors or a patio to create an indoor-outdoor flow.
• Storage Solutions: Optimize space with built-in shelving, closets, and creative storage options throughout the unit.

Read more about designing the perfect ADU.

Flexible Uses for a 3 Bedroom 2 Bath 1200 Sq Ft ADU

This 1200 sq ft plan is designed to accommodate a wide range of living needs, providing comfort and privacy for all occupants.

Popular Use Cases:

• Family Living: Create a comfortable, spacious living space for families with dedicated bathrooms for privacy.
• Rental Property: Attract tenants with a layout that offers privacy, flexibility, and spacious living areas.
• Guest House: Offer a private, fully-equipped guest house with three bedrooms and a central great room for gathering.
• Home Office and Multipurpose Room: Convert the third bedroom into a home office, hobby room, or creative space to fit your needs.

This layout offers a practical, spacious, and flexible living solution. With customization options, SnapADU’s expert team can help you create the perfect space for your lifestyle and property needs.

Alternate Build Ready Option

An alternate 1199 sf build-ready floor plan also features three bedrooms and two bathrooms. This version has very slight modifications made to the dimensions, but is ready to use as-is.

About Build Ready Floor Plans

Build ready floor plans are pre-designed layouts developed from real projects, ready to be used or modified into a semi-custom plan. Choosing a build ready plan saves homeowners time and money by utilizing designs we’ve already permitted and built. These plans also minimize risk, as their engineering and construction processes are already well-documented.

For homeowners seeking more flexibility, semi-custom options allow for modifications to standard designs without significant additional fees. Adjustments can include layout changes, such as flipping or rotating the plan, customizing windows and doors, or altering finish materials. With semi-custom plans, you get the perfect balance of personalization and efficiency.

Additionally, build ready plans allow us to more accurately forecast costs in early planning phases. Since we’ve built similar units, we understand the engineering and potential expenses involved, providing homeowners with greater confidence and clarity during the process.

Learn more about build-ready and semi-custom options.