Since much of the information needed to run a comparative market analysis is available by surfing the web or accessing public records, you can technically perform a CMA yourself. However, it’s the specific market knowledge and expertise that a brings to the table that makes CMAs a reliable estimate of home value.
Real estate professionals also have access to the , which contains private resources they can use for the CMA. Without the experience or real estate knowledge required for an accurate CMA, it would be challenging for you to properly select, evaluate and adjust comps.