How much does a 30×40 concrete slab cost?
Size (in feet)Approximate Cost
————–—————-
20×40 $4,800
30×30 $5,400
30×40 $7,200
30×50 $9,000
The cost of a 30 x 40 Quonset garage begins at about $10,000. Accessories and delivery are an additional $2,500, bringing the total estimated cost to roughly $12,500. If a foundation is needed for a prefabricated steel garage, its cost will add another $4 to $8 per square foot.
Beside this, How much does it cost to build a 30 by 30 garage?