Custom Accessory dwelling unit (ADU) homes

LB Modular Homes is New England’s premier builder specializing in high-quality, factory-built Accessory Dwelling Units (ADUs). Based in Massachusetts, LB Modular combines expert design, precision engineering, and streamlined construction to deliver efficient, affordable housing solutions. Their ADUs are perfect for homeowners looking to add living space for family, generate rental income, or support the growing need for affordable housing across the region.

With years of experience and a strong commitment to modular innovation, LB Modular offers turnkey ADU solutions—from permitting to installation—that minimize site disruption and reduce build time by up to 30%. Thanks to recent zoning changes under the Healey-Driscoll Administration’s Affordable Homes Act, more Massachusetts homeowners can now take advantage of this opportunity to build an ADU on their existing property. LB Modular is ready to help homeowners turn unused land into smart, functional living space that adds value and meets today’s housing needs.

Design it.

Designing a floor plan up to 900-square-foot accessory dwelling unit (ADU) with LB Modular Homes offers a seamless blend of efficiency and style. Their modular design process prioritizes maximizing space, ensuring every square foot serves a purpose. With customizable layouts, energy-efficient features, and high-quality materials, LB Modular Homes creates functional living spaces tailored to your needs. Whether you're seeking a compact one-bedroom or a multi-bedroom open-concept layout, their expert team helps bring your vision to life with precision and modern design.

The Process.

Once your stamped set of plans is finalized, you can proceed with obtaining the building permit and placing your home order. The manufacturer will then construct your home within 6 to 8 weeks. Concurrently, your foundation and site work will be completed in preparation for the home’s arrival. Upon delivery, the home will be placed on the foundation in a single day. Following installation, LB Modular Homes will require about a month and half to two months days to complete final connections, connecting power to the grid, plumbing, interior systems, siding, and egress access points.

Move In.

Once your home is finished you can move into your accessory dwelling unit by LB Modular Homes is an exciting and rewarding experience. With high-quality craftsmanship, modern design, and efficient use of space, your new ADU offers comfort and functionality. Every detail, from the sleek interiors to the energy-efficient features, reflects the commitment to excellence that LB Modular Homes is known for. It's the perfect blend of style, convenience, and durability, making it truly feel like home.

1 bedroom Adu

This is a render of one of our beautifully designed 1-bedroom ADU, offering an ideal blend of comfort and functionality. Featuring an open-concept living room and kitchen, this modern layout ensures spaciousness and convenience. The cozy bedroom provides a private retreat, complemented by its own en-suite bathroom. For added convenience, a second bathroom with utilities is conveniently located nearby. A small hallway seamlessly connects these spaces, maximizing flow and privacy. Whether for guests, a home office, or a rental, this ADU design offers both style and practicality for every need. Perfect for modern living with a compact footprint!

2 bedroom Adu

This smartly designed render of a 900 square foot ADU maximizes every inch of its single-story layout. The open-concept living and dining area flows seamlessly into a functional kitchen, perfect for everyday living. Two well-proportioned bedrooms sit side by side at the rear, separated by a centrally located full bathroom featuring a soaking tub / shower combo and dual vanity. The primary bedroom offers generous floor space with room for a sitting area, while the second bedroom is ideal for a guest room or home office. Efficient, comfortable, and affordable — this ADU is the perfect backyard home solution.