Garage Sizes Explained
The most common mistake in garage planning is building too small. A standard two-car garage is 20×20 — and most owners wish they'd gone 24×24. Below are all the garage dimensions we cover, from compact single-car to oversized workshop builds. Each includes vehicle capacity, door configuration options, and real build costs.
Click any size for vehicle fit details, materials lists, and build-vs-buy breakdowns.
All Garage Sizes (7)
| # | Size | Sq Ft | Cost Range | Searches/mo |
|---|---|---|---|---|
| 1 | 20×20 Garage | 400 | $15,000–$48,000 to build | 1,200 |
| 2 | 30×30 Garage | 900 | $25,000–$85,000 to build | 1,000 |
| 3 | 30×40 Garage | 1200 | $32,000–$110,000 to build | 900 |
| 4 | 24×24 Garage | 576 | $15,000–$45,000 to build | 900 |
| 5 | 24×30 Garage | 720 | $22,000–$72,000 to build | 800 |
| 6 | 20×30 Garage | 600 | $12,000–$45,000 to build | 600 |
| 7 | 12×20 Garage | 240 | $15,000–$35,000 to build | 500 |