
To Make A Quick, Rough, Generic Garage Cost Estimate:
A very basic way to estimate the cost of building a detached garage
is simply to multiply an average per square foot construction cost of
$30 to $40 by the square foot area (footprint area) of the one story
garage you plan to build. That will be an average base cost to have a contractor/builder build an average basic garage on your average,
flat building building...