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Standard Garage Dimensions
Standard garage sizes for 1-car, 2-car, and 3-car garages
Standard Dimensions
| Size | Width | Length | Thickness | Notes |
|---|---|---|---|---|
| 1-Car Garage | 12-14 ft | 20-24 ft | 4-6 inches | Minimum for compact car, tight for SUV/truck |
| 2-Car Garage | 20-24 ft | 20-24 ft | 4-6 inches | Standard size, allows space between cars |
| 2-Car Garage with Storage | 24-28 ft | 22-24 ft | 4-6 inches | Extra room for workbench or storage |
| 3-Car Garage | 30-36 ft | 22-24 ft | 4-6 inches | Multiple vehicles plus workspace |
1-Car Garage
Width Range
12 - 14 ft
Length Range
20 - 24 ft
Thickness
4 - 6 inches
Minimum for compact car, tight for SUV/truck
2-Car Garage
Width Range
20 - 24 ft
Length Range
20 - 24 ft
Thickness
4 - 6 inches
Standard size, allows space between cars
2-Car Garage with Storage
Width Range
24 - 28 ft
Length Range
22 - 24 ft
Thickness
4 - 6 inches
Extra room for workbench or storage
3-Car Garage
Width Range
30 - 36 ft
Length Range
22 - 24 ft
Thickness
4 - 6 inches
Multiple vehicles plus workspace
Important Considerations
- Ceiling height: minimum 8 ft, 10 ft recommended for lifts
- Door width: 9 ft minimum for 2-car, 16 ft for 3-car
- Consider depth for full-size pickup trucks (22-24 ft)
- Electrical outlet placement (every 6 ft recommended)
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