Save staff time. Exceed housing goals. Support your community.

Award-winning tools and resources to help jurisdictions meet state requirements, exceed goals, and advance Accessory Dwelling Units (ADUs). Brought to you by Community Planning Collaborative.

ADU Calculator

An easy-to-use online tool that estimates the costs, fees and financial benefits of building an ADU.

Coming Soon

  • Help Center

ADU Plans Gallery

A turnkey solution to display and manage your jurisdiction’s pre-approved plans program.

Sign up now to reserve your spot and launch a gallery by Winter 2024. CA Locations: Be ready for AB1332 by January 1!

Coming Soon

  • Gallery Demo
  • Help Center
  • Admin Portal
  • Designer Portal

ADU Can I Build Tool

A GIS-based mapping tool that looks up addresses and displays property and ADU rules information.

Coming Soon

  • Help Center

ADU Guidebook

A customized guide walking homeowners through every step of the ADU process in your community.

ADU Website

A one-stop shop with sample floor plans, resources and tools plus accessibility features and translation.

Other ADU Services

Unparalleled experience and customizable services to exceed your goals for ADU policies and programs:

Interested in customized tools for your community? Let’s chat!

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