Heat pump unit mounted on a pale stucco wall above a gravel strip

HVAC Cost Calculator

Pick a system type, a quality tier and a capacity in tons, and see the range with its breakdown. No email, no phone number.

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The tool

Price your system

Material
Quality tier

Cooling capacity in tons, which is what the equipment is sized and sold by. One ton is 12,000 BTU per hour. Most American houses land between 2 and 4 tons, and the right number comes from a load calculation rather than from the size of the old unit.

Add-ons the bid will carry

Indicative multipliers only. The spread inside a region is often wider than the spread between regions.

Estimated installed cost

$4,800 – $7,200

$1,600 – $2,400 per ton, installed

Base, material and labor
$4,800 – $7,200
Total
$4,800 – $7,200
Materials
$2,600 – $4,000
Labor and overhead
$2,200 – $3,200

How it works

Where this HVAC cost calculator gets its numbers

One dataset holds the installed cost of each system type per ton of capacity, its expected service life, and the share of that cost which is equipment rather than labor. One calculation module reads it, and every HVAC figure on this site comes out of that module: the cost guide tables and this calculator.

The tool prices by the ton because that is how the equipment is sized and sold. One ton is 12,000 BTU per hour, most American houses land between 2 and 4 tons, and the right number comes from a load calculation rather than from the size of the old unit.

  • Installed cost covers equipment and labor on a straightforward swap where the ductwork stays.
  • A quality tier selects a slice of that system type’s own range: higher SEER, better compressors, longer warranties.
  • Add-ons are a share of the base cost: new ductwork, an electrical upgrade or a new line set are priced as work orders on top of the swap, which is how contractors quote them.
  • Totals are rounded to the nearest hundred dollars.

What it cannot know

What this HVAC cost calculator does not know

Every figure here is a national bracket for a system of the capacity you chose. What it cannot see is the house around the equipment.

The right size for your house
Insulation, glazing, orientation and air sealing move the answer by whole tons. A contractor who quotes without a Manual J load calculation is copying the old unit’s label, and oversizing is the industry’s standard mistake.
The state of your ductwork
Leaky, undersized or crushed ducts can eat a third of a new system’s output. The add-on prices replacement, but only an inspection tells you whether you need it, and a good contractor checks before quoting.
Your electrical panel
A heat pump can need a panel upgrade an air conditioner did not. Whether yours does depends on what is already on the panel, which no national dataset can know.
Rebates and incentives
Federal credits and utility rebates move heat pump math by thousands of dollars, they change by year and by utility, and quoting them stale would be worse than not quoting them. Check them for your utility before comparing bids.

Using it well

How to use the estimate against an HVAC quote

HVAC pricing is opaque on purpose: most bids name one number for the whole job. The range here lets you test that number, and the breakdown tells you what to ask to be itemized.

A bid well below the range is usually a builder-grade unit installed without permits, or a quote that leaves the line set and the electrical work to be discovered later. A bid well above it should be able to name why: ductwork, zoning, access, or a genuinely better machine.

Ask every bidder for the load calculation, the AHRI matchup number, and the permit. Those three answers separate an installer from a parts-changer faster than any price comparison.

For reference

Every HVAC system type the calculator prices

The bands the calculator runs on, per ton of cooling capacity, equipment and installation together.

Material Installed cost per ton, installed Lifespan Who it suits
Central air conditioner $1,200 – $2,800 12 – 18 years Cooling only, tied into the furnace you already have. The cheapest way back to a working system when the heat still works.
Heat pump $1,800 – $4,500 12 – 20 years Heats and cools from one machine, and the only option that pays back on an electric bill. Cold-climate models now work well below freezing.
Furnace and AC $2,200 – $5,000 15 – 20 years The conventional pair: gas furnace for heat, separate condenser for cooling. Still the default where gas is cheap.
Ductless mini-split $2,000 – $5,200 15 – 20 years One outdoor unit feeding wall heads, no ducts at all. The answer for additions, converted attics and houses that never had ductwork.
Geothermal heat pump $5,000 – $12,000 25 – 50 years The ground loop outlives everything else on this list and costs what the drilling costs. A twenty-year decision, not a repair.

Ductwork in poor condition is the line these brackets do not contain, and the one that most often turns up later.

This calculator returns indicative national brackets, not a quote. Your number depends on the true load of the house, the state of the ductwork and panel, and what local contractors are charging when you buy. Use it to judge a bid, not to replace one.

Cost data

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