Why is there such a disparity in $/sqft pricing between houses within the same areas?My home zestimate is at $186/sqft while homes around me that are older and smaller are over $200/sqft. Why such a disparity? Can this be corrected? (link to my zillow page below)http://www.zillow.com/homedetails/92-Clark-Rd-Smithfield-RI-02917/83088981_zpid/September 22 2010 - Smithfield00YesReport 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.