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Garage conversion feasibility

See if your garage pencils out as a rental

Three quick questions, then a rough cost band and a California statewide-ADU-exemption verdict. No account needed. Estimates, not advice.

Your garage

Interior clear dimensions.

Footprint

400 sq ft

Rough cost band

$62k to $116k

US averages, kitchenette-scale finishes, mid-range utility runs. Estimate, not advice.

  • Base conversion$56k$104k
  • Utility runs (25–75 ft)$6k$12k

California statewide ADU exemption: likely qualifies

California allows a statewide-exempt ADU up to 800 sq ft on lots that already have a primary home. Your local building department still issues the permit.

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