The answer to 'how much does air conditioner cost in Illinois' is that the cost of an air conditioner can vary widely depending on several factors. In general, homeowners in Illinois can expect to pay anywhere from $2,000 to $7,000 or more for a new central air conditioning system, including installation. The exact cost will depend on the size of your home, the efficiency rating of the unit, the brand and model, and the complexity of the installation.
Factors that can influence the cost of an air conditioner in Illinois include the size of the unit (measured in tonnage), the SEER (Seasonal Energy Efficiency Ratio) rating, the type of refrigerant used, and any necessary ductwork or electrical upgrades. Additionally, labor costs can vary depending on the complexity of the installation and the experience of the HVAC contractor. It's important to get multiple quotes from local HVAC companies to ensure you get the best price for your specific needs.