Accelerating the ADU Movement in California

Zoning Permitting Valuation Financing & More!

Everything homeowners need to know to build Accessory Dwelling Units.

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Why Build an ADU?

Better known as guest houses, basement apartments and garage conversions, ADUs provide space for friends & family, generate rental income, increase property value and help solve the growing housing crunch in cities.

  • Flexible space for family and friends
  • Appreciate property value
  • Generate rental income
  • Help solve the housing crunch (one home at a time)


The unit is separated from the primary home.


The unit is attached to the primary home.

Interior Conversion

Space within the primary home is converted into a separate dwelling.

Structure Conversion

Transform or expand an existing secondary structure.