HVAC Replacement Cost in Denver, CO (2026)
Cost breakdown
| Item | Low | High |
|---|---|---|
| AC condenser unit | $2,000 | $4,450 |
| Air handler / furnace | $1,450 | $3,150 |
| Labor & installation | $1,350 | $2,900 |
| Ductwork (if needed) | $550 | $1,150 |
Cost by system size
| system size | Low | High |
|---|---|---|
| 2 ton (up to ~1,200 sq ft) | $4,750 | $8,500 |
| 3 ton (~1,800 sq ft) | $5,850 | $10,050 |
| 4 ton (~2,400 sq ft) | $6,900 | $11,650 |
| 5 ton (~3,000 sq ft) | $7,950 | $13,800 |
Top-rated HVAC pros in Denver
Vetted local companies serving Denver, CO. Compare free quotes — no obligation.
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1
Summit Heating & AC
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2
Davey Heating & Air Conditioning
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3
Heatwave Heating & Cooling
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4
The Weather Changers Heating and Air Conditioning
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5
Lifestyle Heating and Cooling
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6
Jump HVAC
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7
Ohh-Zone
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8
D&A Heating and Air
Local companies compiled from public sources. Details shown for reference — always verify licensing before hiring.
Estimate your HVAC Replacement cost
A HVAC Replacement in Denver, CO typically costs between $5,300 and $11,650, with most homeowners paying around $8,500. Costs in Denver run above the national average, driven by local labor rates and permit fees.
Below is a full cost breakdown, a price comparison by system size, the factors that move the price in Denver, money-saving tips, and how to hire the right pro. Prices are based on 2025–2026 industry data and updated regularly.
HVAC Replacement in Denver: local factors that affect your cost
Denver sits in “Hail Alley” at high altitude, with intense UV, semi-arid air, and snowy winters. Winters are cold and dry (evaporative “swamp” coolers are traditional), but central AC adoption is rising fast.
City and county permits are required, and altitude-rated materials perform best. For the best pricing, plan for fall or winter after hail season. A local HVAC contractor who knows Denver’s conditions and codes will give you the most accurate quote — request a few below to compare.
What's included in the cost
- A new outdoor condenser and indoor air handler or furnace
- Refrigerant, line set, and electrical hookup
- Removal and disposal of the old system
- A new thermostat and permit
- Manufacturer and labor warranty
What affects the price
- System size (tonnage) — bigger homes need more capacity
- SEER2 efficiency rating — higher efficiency costs more upfront
- Ductwork condition — old or leaky ducts add cost
- Brand and length of warranty
How to save on HVAC Replacement in Denver
- Replace in spring or fall when contractors are less busy
- Choose a right-sized system u2014 bigger is not better
- Claim ENERGY STAR federal tax credits and utility rebates
- Get 3 itemized quotes and ask about financing
Get free quotes for HVAC Replacement
Tell us about the job — local, vetted pros will reach out with real prices. No obligation.
How to hire the right pro
- Confirm the contractor is licensed, bonded, and insured
- Ask for a Manual J load calculation, not a rule-of-thumb size
- Get the SEER2 rating and full warranty terms in writing
- Avoid large upfront deposits
Frequently asked questions
How much does a HVAC Replacement cost in Denver?
In Denver, CO, a HVAC Replacement typically costs $5,300 to $11,650 (average about $8,500). Your exact price depends on the specifics below.
Do I need a permit for a HVAC Replacement in Denver?
City and county permits are required, and altitude-rated materials perform best. A licensed local contractor should pull the permit and handle inspections as part of the job.
Cost figures are based on 2025–2026 industry data (HomeGuide, Angi) and adjusted for local labor rates. Actual prices vary by project — get free local quotes for an exact figure.