The answer to 'how much to replace heat pump in Illinois' is that the cost to replace a heat pump in Illinois can vary widely depending on several factors. Typical ranges for a full heat pump replacement can be anywhere from $4,000 to $12,000 or more, depending on the size of your home, the efficiency of the new unit, and the complexity of the installation.
Some key factors that influence the cost include the brand and model of the heat pump, the size and layout of your home, whether any ductwork or electrical work is needed, and the labor rates of HVAC contractors in your local area. Older or larger homes may require more expensive and powerful heat pump units, driving up the overall replacement cost.