ADU Tools

ADU Planning Tools

Use practical planning tools to organize decisions before you spend heavily on design or construction. Each tool will show the assumptions behind its output and where local verification is still required.

Tools being built

  • ADU feasibility checklist
  • ADU cost estimator
  • Setback and site-fit worksheet
  • Financing and payment calculator
  • Rental and ROI calculator
  • Permit checklist generator
  • Contractor bid comparison tool
  • Project planning checklist

The goal is to help homeowners ask better questions, compare options consistently, and identify missing information earlier in the project.