HVAC Installation Cost 2025: Full Price Breakdown
A new HVAC system is a major investment. In 2025, the average HVAC installation cost ranges from $5,000 to $12,500 for a central air system, though full replacements can reach $15,000–$20,000.
HVAC Cost by System Type
| System Type | Average Cost Installed |
|---|---|
| Central AC only | $3,000–$7,000 |
| Gas furnace only | $2,500–$6,000 |
| Full HVAC (AC + Furnace) | $7,000–$15,000 |
| Heat pump system | $5,000–$12,000 |
| Mini-split (ductless) | $1,500–$5,000 per zone |
| Geothermal | $15,000–$35,000 |
Key Cost Factors
- Home size – Larger homes need higher tonnage units
- SEER rating – Higher efficiency = higher upfront cost but lower bills
- Ductwork condition – New ductwork adds $2,000–$5,000
- Brand choice – Carrier, Trane, Lennox cost more than budget brands
- Labor and permits – Usually $500–$2,000 of the total
HVAC Brands Compared
| Brand | Price Range | Reliability |
|---|---|---|
| Carrier | $$$$ | Excellent |
| Trane | $$$$ | Excellent |
| Lennox | $$$$ | Very Good |
| Rheem | $$$ | Good |
| Goodman | $$ | Good (budget option) |
How to Save on HVAC Installation
- Get quotes in spring or fall (off-peak seasons)
- Ask about federal tax credits (IRA 2022 — up to 30% credit on heat pumps)
- Bundle with ductwork sealing for discounts
- Check utility company rebates
FAQ
Q: How long does HVAC installation take?
A: Typically 1–3 days for a full replacement.
Q: How long does an HVAC system last?
A: 15–20 years with proper maintenance.