The answer to 'furnace installation cost' is that the cost can vary widely depending on several factors. In general, furnace installation typically ranges from $3,000 to $10,000 for a standard residential system. The exact cost will depend on the size and efficiency of the furnace, the complexity of the installation, and the local labor rates in your area.
Some key factors that influence furnace installation costs include the type of furnace (gas, electric, or oil), the brand and model, the size of your home, the complexity of the ductwork, and whether any structural modifications are required. Additionally, the cost may be higher if you need to upgrade your electrical or gas service to accommodate the new furnace.