Estimate what a new central air conditioner will cost — by size, efficiency, ductwork, and region — in about 15 seconds.
Most homeowners pay between $4,000 and $9,500 to replace a central air conditioner, depending on home size, SEER rating, ductwork condition, and region. Use the calculator above for an estimate tailored to your home.
As a rule of thumb, homes need about 1 ton of cooling capacity per 550-600 square feet, adjusted for climate, insulation, and sun exposure. Use our AC Sizing Calculator for a more precise estimate.
Yes. Higher-SEER units cost more to purchase but use less electricity, which can offset the higher upfront cost over the life of the system. Check your potential savings with our HVAC Operating Cost Calculator.
If your furnace or air handler is also old, replacing both at once often costs less than two separate jobs. Compare with our HVAC Installation Cost Calculator.
This calculator provides a rough estimate based on common industry pricing rules of thumb. Actual costs vary by contractor, brand, permit fees, and site conditions. Always get a written quote from a licensed local HVAC contractor before making a purchase decision.