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Garage Conversion Cost in the NeighborPrices database
Read what 3 homeowners actually wroteGarage conversion projects in your area typically range from $120,000 to $150,000, with most homeowners paying around $120,000. According to local pricing data, the 75th percentile sits at $135,000, meaning a quarter of projects cost more than that amount.
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Shaded band: middle 50% of reports (25th–75th percentile). Median tick in teal.
Most jobs land between $120,000.00 and $147,000.00 (5th–95th percentile). Ignoring 1 high outlier.
Based on reports from Apr 2026 (first entries this month).
Data last updated Apr 7, 2026.
Size context is still being collected (0 of 3 reports include home size or system size). Numbers above may not reflect what your specific home would pay. Add a report to sharpen this →
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The underlying prices behind this page.
350 sq ft garage conversion ended up being around $150k. Largest expenses were foundation, plumbing/sewer, and electrical upgrades. Permitting was the most expensive and time-cons…
Converted a garage into an ADU for $120k, including permits. Costs have likely increased since then due to tariffs.
Real homeowner write-ups, locked.
"Got a 400 sq ft garage converted into an ADU for around $120K. New appliances were not included in the price."
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