Stephen A. Turcotte is a retired Rear Admiral of the United States Navy. Born in Maryland, Turcotte grew up in Grand Rapids, Michigan.
New Garage Costs. 1  According to HomeAdvisor.com, a new garage costs between $9,000 and $45,000, with an average cost of roughly $20,000 to $30,000. 2  Per square foot (psf), expect garage prices to begin at $30 to $50 psf for basic materials.
1 For a single car garage, the average price is $7,500 to $12,000. 2  A 3-car garage is somewhere around 24x34. 3  Based on the average of $50 per square foot this would work out to just over $40,000. Most estimates to build a garage fall somewhere within the range of $35 per square foot to $80 per square foot, with the average being around $50 per square foot.