The answer to 'how much to replace furnace local' is that the cost to replace a furnace can vary significantly depending on several factors. Typically, homeowners can expect to pay anywhere from $3,000 to $10,000 or more for a full furnace replacement, including the unit, installation, and any necessary ductwork modifications.
The exact cost will depend on the size and efficiency of the new furnace, the complexity of the installation, the cost of labor in your local area, and whether any additional repairs or upgrades are needed to the HVAC system. It's important to get multiple quotes from reputable local HVAC contractors to ensure you get the best value for your money.