HVAC cost guides
Heating, cooling and ventilation — furnaces, central AC, heat pumps and full systems. Pick a project for local, city-specific 2026 estimates.
- Furnace ReplacementReplacing a residential furnace, including the unit and installation labor.National range$3,800 – $7,000
- Central AC InstallationInstalling a central air conditioning system — condenser, evaporator coil and labor.National range$5,500 – $12,000
- Heat Pump InstallationInstalling an air-source heat pump that provides both heating and cooling.National range$6,500 – $12,000
- Full HVAC System ReplacementReplacing the complete HVAC system — furnace plus central AC or heat pump — together.National range$8,000 – $15,000
Often paired with HVAC
Cheapest time for hvac work
A furnace or AC that dies mid-heat-wave gets replaced at whatever the on-call crew charges. One that gets swapped in April or October gets a competitive, unhurried quote instead.
HVAC cost questions
How much do hvac projects cost?
Nationally, hvac projects run about $3,800 to $15,000 in 2026, with the exact number depending on the project and your city. Furnace Replacement tends to be the most affordable; Full HVAC System Replacement the most involved. Pick a project below for a localized number.
What affects hvac costs the most?
Labor rates, climate zone and permit fees are the biggest cost drivers by far — which is why we localize by city here instead of quoting a one-size-fits-all national number.
When is the cheapest time for hvac work?
The best window is spring and fall (mar–may, sep–oct), when demand drops and installers discount — typically 5–15% off peak pricing. Avoid peak summer and mid-winter.
Most-searched HVAC markets
High-demand U.S. metros for hvac costs — tap through for the full local 2026 breakdown.