It’s common for people to put stock in Zillow’s “Zestimates” of their home’s value, but any Realtor can provide a much more accurate estimate of your home’s value. Realtors have access to my favorite valuation tool, the Realtor Property Resource or RPR, as well as to the MLS’s Realist tool, which non-Realtors can access. (Not all agents are Realtors.) Also, we can use the MLS to create a spreadsheet of all the comparable homes which have been on the market in your subdivision or area. Here’s an example:
Jim Smith's Blog 