Additions - Garage Cost in 2026
Most Additions - Garage projects in the United States cost between $44,000 and $205,000. The typical price is $95,000.
What drives the price
- Whether the addition needs its own foundation and roof tie-in
- Adding a bathroom or kitchen (plumbing and electrical runs)
- Structural work to the existing wall being opened up
- Local permit and inspection requirements
Usually included
- Framing, roofing and siding to match
- Electrical rough-in and finish
- Insulation, drywall and paint
- Flooring and trim
Usually extra
- Permits and architectural drawings
- Site work or tree removal
- High-end fixtures and appliances
Unit prices in the United States
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $110 |
| Mid-range | $240 |
| High-end | $510 |
Additions - Garage costs in major metros
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