ADU / Granny Flat Calculator

ADU and granny flat cost estimates

ADU calculator covering garage conversions, detached units, and additions. Pricing from $220-400/sqft with permit costs, utility connections, and finish options.

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What's Included

Garage conversion, detached, addition

$220-400/sqft ranges

Permit cost estimates

Utility connection options

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ADU / Granny Flat Calculator

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