Skip to content
GetRenoGuide

Cost guide

HVAC Installation Cost in 2026

System type, home size and efficiency set the base price. Ductwork is the most common source of surprises.

Last updated:

Step 1 of 4

Your home

Size and system type.

Labor costs differ a lot by state. This adjusts every line.

sq ft

Conditioned floor area. Size drives the tonnage and furnace capacity.

600 sq ft5000 sq ft

System type

Estimated HVAC system cost

$10,400

$7,400 – $13,400

Want the line-by-line breakdown, with labor and materials split out for your state? Open the HVAC Installation Cost Calculator.

HVAC installation cost by system (2,000 sq ft home)

ScenarioEstimated rangePer sq ft
Central AC only$7,400 – $13,400$4–$7
Furnace only$4,800 – $10,800$2–$5
AC + furnace$11,400 – $21,800$6–$11
Ducted heat pump$10,000 – $18,900$5–$9
Ductless mini-split, 3 zones$10,200 – $20,900$5–$10
Boiler$7,600 – $18,100$4–$9

Estimates at national-average pricing, calculated with our own pricing engine and reviewed September 2026. Change the inputs in the calculator to price your exact project.

What drives the cost

  • System type sets the base: a mini-split, central AC and a full furnace-plus-AC system are very different jobs.
  • Efficiency upgrades raise the price but can qualify for utility rebates and tax credits.
  • Bad or missing ductwork is the most common reason quotes come in high.
  • Right-sizing matters. Oversized equipment costs more and cools worse.

Ways to keep an HVAC install affordable

  • Ask for a proper load calculation. An oversized system costs more and cools worse.
  • Seal and repair existing ducts before paying for new ones.
  • Check for heat pump rebates and tax credits, which can offset the higher upfront price.
  • Replace during spring or fall, when installers are less busy.

Related guides

Plan the rest of your project