Discover ADU house plans perfect for added living space or rental units. Our customizable ADU plans, floor plans & house designs are available in many architectural styles.
Make your ADU real with house plans from award-winning architects. Explore our beautiful 1-2 story, cottage, guest house, garage apartment, tiny, and small accessory dwelling unit designs.
These unique plans are small, independent dwellings that are built on the same lot as a primary home. An ADU house plan can serve as a primary residence, added living space for family and guests, or a rental unit, if your town allows.
ADU House Plans | Accessory Dwelling Units | ADU Blueprints & Designs ...
Explore a variety of Accessory Dwelling Unit house plans and ADU floor plan designs, perfect for a secondary living space to add to your home.
Accessory Dwelling Unit Floor Plans | ADU House Plans | Carriage House
Our ADU house plans offer unbeatable flexibility and affordability. Whether you're adding an income-producing rental or designing a backyard guest home, we give you everything you need—engineered drawings, editable CAD files, and the freedom to build on your terms.
ADU house plans offer detached or attached units for added income, flexible living, and multi-gen support—smart, compact design on a shared property lot.
ADU house plans (Accessory Dwelling Unit) give you a smart way to add a separate living space to your existing home. These compact designs – often called granny flats, guest houses, or detached in-law suites – provide independent quarters that add tremendous flexibility to virtually any home site.
Whether you’re building a backyard guest cottage, a rental unit, a home office, or simply looking to live with less—our Tiny House and ADU (Accessory Dwelling Unit) plans offer smart design in a smaller footprint.