How is my home value determinedI have the same size home that my neighbor does. His house is for sale and shows a value of 243,000. My home shows 230,000. I have many more upgrades and a full finished basement. How does that work?July 02 2010 - Algonquin00YesReport a ProblemProblemSelect oneOffensive contentIrrelevant contentSpam (pure self-promotion)OtherDetailsYour emailPlease enter a valid email address.Submit CancelContent flaggedWe will review this content. Thanks for helping make the site more useful to everyone. To learn more, read Zillow's Good Neighbor Policy.We're sorry. This service is temporarily unavailable. Please come back later and try again.