Furnace replacement
$7,850
Typical for a 1,500–2,500 sq ft home. Most jobs run $5,750–$10,700.
Illinois
$7,850
Furnace replacement typical, 1,500–2,500 sq ft
1971
Median home built Census ACS
Most furnace replacement quotes here land between $5,750 and $10,700. Every figure is local: wages, prices, climate and permits for the Chicago-Naperville-Elgin, IL-IN metro area.

The median home here was built in 1971; 82% heat with gas and 15% with electricity (Census ACS). Photo: Qiang Lai on Pexels.
Check a quote hereThe numbers here
Prices, wages and weather for this metro, against the other metros in the state.
Furnace replacement
$7,850
Typical for a 1,500–2,500 sq ft home. Most jobs run $5,750–$10,700.
HVAC technician wage
$37/hr
Median hourly pay here against $29.33 for the US (BLS OEWS). Labor is a third of a typical install.
Hot days a year
18≥90°F
1,001 cooling and 5,956 heating degree days in a normal year, 1991–2020 (NOAA).
HVAC companies
3,041
8.3 for every 10,000 homes (Census County Business Patterns). More competition tends to mean tighter quotes.
HVAC technician pay
Half the 7,210 HVAC techs in the Chicago-Naperville-Elgin metro earn more than $37.48 an hour ($77,960 a year), in line with the Illinois median. Shops here bill that hour at about $144 in our price model.
Source: BLS OEWS, May 2025; billable rate from the HVACFIND price model.
HVAC technician salary in Chicago$37.48
Median hourly pay for HVAC technicians in Chicago
Replace or install
Typical installed prices for a 1,500–2,500 sq ft home, with the range most quotes fall in.
$5,000–$11,500 typical $7,600
$7,350–$14,850 typical $10,450
$5,750–$10,700 typical $7,850
$11,050–$19,000 typical $14,500
$4,400–$8,250 typical $6,000
Local factors
The same four facts on every place page, so two places read side by side compare the same rows.
Climate
Heating degree days per year, 1991–2020 normals. More means a bigger heating load.
5,956
Freezing nights
A cold climate changes which heat pump you need.
116
Electricity
Residential rate. It sets what an efficient system saves you each year.
15.2¢
Permit
The contractor pulls it and books the inspection.
—
Repair and service
Visit, diagnosis and the common repair, at local rates.
$390–$590 typical $480
$280–$670 typical $430
$400–$620 typical $500
$130–$310 typical $200
$460–$720 typical $580
Second opinion
Tell us the job and when suits you. We confirm by phone or text, then pass your request to one licensed contractor who covers your ZIP. Nobody else gets your number.