There's a lot a answers to your question "Soccer Mom" - what will set the average price per square foot is determined by the condition, age, square footage, location, etc.
If you can provide more details I may be able to assist you.
That's not a question that can be easily answered. It depends greatly on the location of the home, age and finishes. I'd be happy to give you a better answer if you want to email me with some details about the home.