IQHab › United States › HVAC › HVAC System Replacement Cost (2026)
HVAC System Replacement Cost
Replacing a full HVAC system (air conditioner plus furnace or heat pump) is one of the biggest home projects. Here's the range.
Low$6,000
Typical$9,500
High$15,000
Per complete system (AC + furnace) · USD
What's included
Labor
$3,000–$5,500
Materials / equipment
$3,800–$9,500
What changes the price
- Heating type — furnace vs. heat pump
- System capacity and zoning
- Ductwork and equipment pad
- Efficiency tier (SEER2 / HSPF2)
Regional notes
- Colder climates typically use furnaces; milder ones favor heat pumps.
- Heat pump installations often vary more by region because of efficiency incentives.
Questions
Should I replace the whole system or just the outdoor unit?
Replacing just one part can strain the other. If the system is old, a full replacement usually gives better efficiency and reliability.
Cost by state
Costs vary by regional labor market. See local estimates for your state:
Browse all U.S. statesHow to get an accurate quote
- Get several quotes and compare, not just price.
- Be specific about size, materials and any existing issues.
- Ask whether the quote includes labor, materials, permits and cleanup.
- Confirm the contractor is licensed and insured before you hire.