HVAC Replacement Cost in Houston, TX (2026)
In Houston, TX, a new HVAC system typically costs about $12,000 – $16,500, about 4% above the national average. The calculator below is preset to Houston, TX labor rates, permit costs, and sales tax — adjust the size and finishes to match your project.
Typical cost in Houston, TX$12,000 – $16,5003 tons (about 1,500–1,800 sq ft), mid-range finishes. Includes labor, permits, disposal, tax, and a 10% contingency.
Your project
tons (capacity)
%
HVAC replacement cost by system size
| Home size | Size | Mid-range cost |
|---|---|---|
| Small home | 2 tons (about 1,000–1,200 sq ft) | $8,200 – $11,000 |
| Average home | 3 tons (about 1,500–1,800 sq ft) | $12,000 – $16,500 |
| Large home | 5 tons (about 2,500–3,000 sq ft) | $19,500 – $26,500 |
Houston, TX prices from our calculator with its default scope. Your quotes will vary with site conditions and exact products.
HVAC cost by efficiency level
| Finish level | Per ton | 3 tons (capacity) total |
|---|---|---|
| Standard 14 SEER2 Single StageStandard single-stage condenser and 80% AFUE gas furnace or basic electric air handler. | $3,180 – $4,360 | $9,500 – $13,000 |
| High Efficiency 16-17 SEER2 Two-StageQuiet two-stage compressor, variable-speed blower motor, high-efficiency filtration; often eligible for utility rebates. | $3,980 – $5,450 | $12,000 – $16,500 |
| Ultra Inverter 18-22+ SEER2 VariableTrue modulating variable-speed inverter (Bosch, Mitsubishi, Carrier Infinity), whole-home dehumidification. | $5,810 – $7,970 | $17,500 – $24,000 |
National average for comparison: $3,840 – $5,270 per ton for mid-range finishes.
HVAC quote watchouts
- Load calculation A proper Manual J calculation sizes the system. A contractor who just matches your old unit may oversize it.
- Matched system The outdoor and indoor units should be a matched, rated pair to get the promised efficiency and warranty.
- Ductwork Leaky or undersized ducts make a new system perform poorly. Ask for a duct inspection.
What changes the price in Houston, TX
- Labor rates: 106% of the national average Labor is often 40–50% of the total, so local trade wages move the price more than anything else.
- Sales tax on materials: 8.25% Applied to materials and equipment, not labor.
- Permits Permit costs are close to the national average.
HVAC Replacement cost by city
Typical mid-range project (3 tons) in each metro, most expensive first.
| Metro | Typical cost | vs. US average |
|---|---|---|
| the San Francisco Bay Area, CA | $15,500 – $21,500 | +37% |
| New York City, NY | $15,500 – $21,000 | +33% |
| Los Angeles, CA | $14,500 – $19,500 | +25% |
| Boston, MA | $14,500 – $19,500 | +24% |
| Seattle, WA | $14,000 – $19,500 | +23% |
| Chicago, IL | $13,500 – $18,500 | +17% |
| Philadelphia, PA | $13,000 – $18,000 | +14% |
| Miami, FL | $13,000 – $18,000 | +13% |
| Denver, CO | $13,000 – $17,500 | +12% |
| Minneapolis–St. Paul, MN | $13,000 – $17,500 | +11% |
| Austin, TX | $12,500 – $17,000 | +7% |
| Phoenix, AZ | $12,000 – $16,500 | +5% |
| Dallas–Fort Worth, TX | $12,000 – $16,500 | +5% |
| Atlanta, GA | $12,000 – $16,500 | +4% |
| Houston, TX | $12,000 – $16,500 | +4% |
| San Antonio, TX | $11,500 – $16,000 | +1% |
| Raleigh–Durham, NC | $11,500 – $16,000 | 0% |
Other project costs in Houston, TX
Questions
HVAC Replacement cost FAQ for Houston, TX
How much does a new HVAC system cost in Houston, TX in 2026?
Our calculator puts a new HVAC system in Houston, TX (3 tons, mid-range finishes) at about $12,000 – $16,500. Size, finish level, and local labor rates move the total, so enter your own numbers above for an itemized range.
What does a new HVAC system cost per ton in Houston, TX?
Installed cost runs from about $3,180 per ton (Standard 14 SEER2 Single Stage) up to about $7,970 per ton (Ultra Inverter 18-22+ SEER2 Variable), including labor, permits, disposal, tax, and a 10% contingency.
Why does a new HVAC system cost more in Houston, TX?
Skilled trade labor in Houston, TX runs about 106% of the national average and sales tax on materials is 8.25%. Permit costs are close to the national average. Together that puts a typical project about 4% above the national average.
What size HVAC system do I need?
A rough rule is one ton per 500–600 sq ft, but climate, insulation, and windows change it a lot. Ask installers for a Manual J load calculation.
Should I replace my AC and furnace at the same time?
If both are over 12–15 years old, replacing them together usually costs less than two separate jobs and ensures a matched, efficient system.