3300 is above average. For what it's worth, wikipedia says more than 3,000 sq ft and has a citation. https://en.wikipedia.org/wiki/McMansion https://en.wikipedi

3300 is above average. For what it's worth, wikipedia says more than 3,000 sq ft and has a citation. https://en.wikipedia.org/wiki/McMansion https://en.wikipedia.org/wiki/McMansion But there are other criteria as well.