There are sites all over the web that offer to tell you what your home is worth.  Simply plug in your address and email, and you’ll get a value.  It’s fast; it’s easy. But is it accurate?

The value is determined by what is called an Automated Valuation Model that analyzes public record data with computer decision logic.  Square footage, age, number of bedrooms and location are easily definable objective data.  The challenge is identifying, measuring and comparing the subjective data.