Zillow Advice: Pricing - Is there a way to adjust the Zillow estimate of value on my existing home? http://www.zillow.com/advice-thread/Is-there-a-way-to-adjust-the-Zillow-estimate-of-value-on-my-existing-home/516596/ Zillow Advice | Zillow Real Estate If you have added square ... http://www.zillow.com/advice-thread/Is-there-a-way-to-adjust-the-Zillow-estimate-of-value-on-my-existing-home/516596/ If you have added square footage to your home (four season heated/air conditioned as appropriate), then claiming your home and editing the square footage may affect the Zestimate.&nbsp; It will gradually change over about two months after the edits.&nbsp;&nbsp; The Z<a href="http://www.zillow.com/help">illow help cente</a>r has detailed instructions. <br/><br/>Zillow is not able to take into account outdoor hardscaping in their calculations.&nbsp;&nbsp; You are welcome to claim your home and share your estimate. <br/><br/> Thu, 24 Oct 2013 22:43:00 GMT http://www.zillow.com/advice-thread/Is-there-a-way-to-adjust-the-Zillow-estimate-of-value-on-my-existing-home/516596/ 2013-10-24T22:43:00Z