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How Much Does a Garage Cost to Build? (2026 Prices)
These numbers aren't national averages — they come from the actual material lists of 15 buildable garages designs, priced line by line (lumber, hardware, concrete, roofing) at 2026 retail prices. DIY material costs range from $5,319 to $20,993, with a median of $12,306. Contractor estimates below add labor (about 65% of materials), overhead and profit.
Cost by design and size
| Design | DIY materials | Contractor estimate | Plan |
|---|
| Johona Gambrel Garage Plan - 14x20 Barn-Style Garage with… | $5,319 | $11,102 | $28 |
| Angola Gambrel Garage Plan - 12x24 Barn-Style Garage with… | $5,857 | $12,225 | $28 |
| Leona Gambrel Garage Plan - 14x24 Barn-Style Garage with… | $7,219 | $15,068 | $28 |
| Sandy 16x20 Garage Plan - A Porch-Front Garage Designed… | $8,659 | $18,072 | $45 |
| Hayes 16x24 Garage Plan - A Classic Garage + Porch Built… | $10,011 | $20,895 | $33 |
| Nevada Gambrel Garage Plan OPTION 1 - 24x24 Barn-Style… | $12,205 | $25,474 | $28 |
| Seri 24x24 Gambrel Roof Garage Plan Option 2- Classic… | $12,288 | $25,648 | $28 |
| Pyla Gambrel Garage Plan Option 3- 24x24 Barn-Style… | $12,306 | $25,685 | $28 |
| Sonora 24x30 Gambrel Roof Garage Plan Option 2- Spacious… | $13,664 | $28,520 | $28 |
| Hank 24x24 Garage Plan - A Rustic Garage + Spacious Porch… | $13,907 | $29,027 | $37 |
| Sandra Gambrel Garage Plan Option 1 - 24x30 Barn-Style… | $15,185 | $31,695 | $28 |
| Ivanna 24x30 Garage Plan - A Modern-Farmhouse Garage With… | $15,396 | $32,135 | $45 |
| Glade Gambrel Garage Plan - 24x36 Barn-Style Garage with… | $16,677 | $34,810 | $28 |
| Gemma 24x30 Garage Plan - A Spacious Garage Designed for… | $16,950 | $35,379 | $37 |
| Louvre Gambrel Garage Plan – 24x48 Barn-Style Garage with… | $20,993 | $43,818 | $36 |
What drives the cost
Size is the biggest factor, followed by roof type and foundation. Every plan above includes the full material list, so you can price it at your local lumberyard — or open the design's live calculator (linked from each plan page) to see the line-by-line breakdown behind these totals.
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