AC Replacement Cost in Knoxville, Tennessee (2026)
$3,650 – $7,650
Typical installed central AC replacement in Knoxville. Climate zone 4A .
Get Knoxville quotes →| Item | Estimated range |
|---|---|
| Central AC unit + coil | $1,643 – $3,825 |
| Installation labor | $1,095 – $2,295 |
| Permits & misc. | $183 – $612 |
AC replacement cost in Knoxville
Installed AC replacement cost in Knoxville reflects Tennessee's climate zone 4A, the size and efficiency of the system you choose, and local labor and permit costs. The range above is a typical central-AC replacement; heat pumps and full system swaps run higher. For the size your home needs, run the sizing wizard, or see the full Tennessee cost breakdown.
Frequently asked questions
How much does it cost to replace an AC unit in Knoxville?
A typical installed central AC replacement in Knoxville falls in the range shown above, depending on tonnage, efficiency, and whether ductwork is included.
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