Skip to content
Generations in Kitchen

Custom ADU Living

Supporting Your Lifestyle

Customizable floor plans for all of our prefab ADU kits make it possible to build a backyard accessory dwelling unit for any housing need. It really is a blank canvas where you can bring your dream to life.

  • Granny Flat, In-law suit
  • Short-term, long-term rental property
  • Guest house
  • Adult children, recent graduate housing

Our Models

Our prefab ADU kits come in six different designs, ensuring that you can find the ideal fit for your needs. Each model can be further customized with your choice of windows, doors, porches, lofts, and more, allowing you to personalize your ADU to your heart’s content.

ADU tiny home kit

Other ADU Uses

Beyond the
Granny-flat

The nature of work has changed. Building an ADU for a home office lets you reclaim that spare bedroom. There are many uses for an ADU right outside the back door.

  • Home Office
  • Studio
  • Workshop
  • Pool House
  • Combo garage-apartment

ADU Advantages

Unlock the Benefits of Our Prefab ADU Kits

Beyond the obvious benefit of having more space, when you build a prefab ADU kit from Mighty Small Homes, you unlock a range of benefits.

  • Energy savings up to 60%
  • Fast construction
  • Significantly stronger than traditional building
  • Less skilled labor required
  • Reduces air and noise pollution
This element contains a visual representation of a house made up of SIP panels. When this element is in view, the panels animate—first bursting apart and then coming back together. Individual panel in an exploded graphic of a kit home. Individual panel in an exploded graphic of a kit home. Individual panel in an exploded graphic of a kit home. Individual panel in an exploded graphic of a kit home. Individual panel in an exploded graphic of a kit home. Individual panel in an exploded graphic of a kit home. Individual panel in an exploded graphic of a kit home. Individual panel in an exploded graphic of a kit home. Individual panel in an exploded graphic of a kit home. Individual panel in an exploded graphic of a kit home. Individual panel in an exploded graphic of a kit home. Individual panel in an exploded graphic of a kit home. Individual panel in an exploded graphic of a kit home. Individual panel in an exploded graphic of a kit home. Individual panel in an exploded graphic of a kit home. Individual panel in an exploded graphic of a kit home. Individual panel in an exploded graphic of a kit home. Individual panel in an exploded graphic of a kit home.