AC and Furnace Replacement Cost in Texas
Last updated 2026-08-31
Estimate for your Houston home
AC and Furnace Replacement in Houston
$8,960 to $14,000
- 3.5 ton system for roughly 2,000 sq ft in Houston
- 14.3 SEER2, the federal minimum for Texas
This is an estimate, not a quote. Correct sizing comes from a Manual J load calculation that accounts for your insulation, windows and orientation. Ask any contractor for theirs in writing.
The short answer
AC and Furnace Replacement in Texas usually runs $8,960 to $14,000. Replacing cooling and heating equipment at the same time, which is usually cheaper than doing them two years apart.
How long it should last
15 to 20 years is the usual range, and Texas systems land in the lower half of it. Cooling season here runs most of the year, so equipment accumulates run hours at a pace national lifespan figures were never built around. If you are reading a national guide that says fifteen to twenty years, mentally subtract a few.
Your city
Permit rules, utility rebates and contractor availability all change by metro. Pick yours for the local version of this answer.
Common questions
- How much does ac and furnace replacement cost in Texas?
- Most Texas homeowners pay $8,960 to $14,000. Replacing cooling and heating equipment at the same time, which is usually cheaper than doing them two years apart.
- What efficiency does Texas require?
- Texas is in the southern region, where the federal minimum for split system air conditioners is 14.3 SEER2. National articles frequently quote the northern minimum of 13.4, which does not apply here.
Texas AC Guide is not a contractor and does not perform HVAC work. Figures are estimates, not quotes.