Cost Of 3 Car Garage Addition. The most common 3-car garage sizes are 24 x 24 and 36 x 24. When compared to the average cost per m2 of 1250 2500 for a home extension this shows just how much cheaper a garage conversion project can be. 4 Car Attached Garage Cost. Dig and fill foundations with concrete 2750.
Garage Construction Cost Breakdown. According to CostHelper contractors usually charge 35 to 45 per square foot for a basic garage and up to 55 per square foot for a garage built with higher quality materials. This assumes that all the stars align. 25072019 So- very roughly- an easy to execute simple fit and finish basic addition above a garage could be as low as 275 per square foot. 15112014 My garage was 18x20 2 car garage and was located 1 from the left edge of my property. 3-Car Garage Cost A 3-car garage costs 28200 to 57100 or up to 67200 for a 35-stall unit.
For the most basic type of garage you should expect to pay a minimum of 18000.
This assumes that all the stars align. If I were to build a new structure - I would have to comply with new codes and garage would have to extend extra 10 to the right. Overall you can expect to pay around 49 per square foot with the average 3-car garage ranging from 576 to 864 square feet. Garage Construction Cost Breakdown. Two Story Detached Garage Costs. The cost of a 3-car detached garage can vary widely starting at 12050 for a basic 4020 prefab 3-car garage and ranging as high as 42570 for a 6052 structure thats 20 feet tall.