Zillow Advice RSS: Question-Discussion-Guide,Home Improvement,Redwood City- CA http://www.zillow.com/advice/Redwood-City-CA/home-ownership-home-improvement/question-discussion-guide/ Zillow Advice search results | Zillow Real Estate 1 Bedroom addition http://www.zillow.com/advice-thread/1-Bedroom-addition/329852/ How does adding&nbsp;square footage&nbsp;to a house affect the value?&nbsp;&nbsp; If&nbsp;I build a 500 square&nbsp;foot addition to my 1200 square foot house, and I live in a neighborhood that averages&nbsp;$400/square foot, then&nbsp;will I incrase my home value by&nbsp;$200,000?&nbsp;&nbsp; I'm hoping simple square footage is the&nbsp;real driver...<br \><br \>3 replies Mon, 01 Mar 2010 23:55:00 GMT http://www.zillow.com/advice-thread/1-Bedroom-addition/329852/ 2010-03-01T23:55:00Z