what's the cost of instruction new houses?
 The cost of a new house including a basement as part of new house construction can increase the cost of the house by $10 to $25 or more a square foot for an unfinished basement, or about $10,000 to $50,000 or more for an average house; and $30 to $100 or more a square foot for a finished basement, or about $35,000 to $175,000 or more for an average house; with costs depending on location, soil conditions, the size and shape of the basement area, unique shapes with more than four corners cost more. 