Average mold removal cost in Denver is about $1,895 while national average is around 2,147. This means that people in Denver pay $300 less than the national average. Cost of mold removal in Denver CO can vary with job type and the area affected by mold infestation. Basic mold removal cost in Denver for a 100 Sq feet area can cost around $499 while the basic cost for mold removal for 400 Sq feet area moves up to $1998. To get the cheapest quote for mold removal in Denver CO you need to get quotes from at least 3 companies before deciding to hire a specialist.