AC Replacement Cost in Illinois (2026)
$4,200 – $8,850
Typical installed central AC replacement in Illinois. Climate zone 5A · avg. electricity 16.3¢/kWh.
Get Illinois quotes →| Item | Estimated range |
|---|---|
| Central AC unit + coil | $1,890 – $4,425 |
| Installation labor | $1,260 – $2,655 |
| Permits & misc. | $210 – $708 |
| Heat pump alternative | $5,650 – $13,050 |
Costs in major Illinois metros
What size do you need in Illinois? Climate zone 5A affects sizing. Run the sizing wizard →
What affects AC replacement cost in Illinois
Prices in Illinois reflect the state’s climate zone 5A, local labor and permit costs, and the size and efficiency of the system you choose.
Get real quotes from local HVAC pros
Compare installed prices from licensed contractors near you. Free, no obligation — takes about a minute.