Garage conversions

Straightforward guidance for planning materials, preparing the work, and knowing when to confirm local requirements.

An intact empty garage is assessed before demolition with a closed electrical panel, moisture meter, tape measure, flashlight, blank clipboard, and sealed insulation sample.

Garage-to-ADU Conversion Planning: Check the Structure, Moisture, Utilities, Insulation, and Permits Before Demolition

Assess legal use, records, shell condition, moisture, fire and life safety, utilities, insulation, hazards, and permit handoff before treating a garage as convertible living space.

BuildListCalc Editorial Team · 13 min · August 3, 2026