HVAC Services in Des Plaines, IL
NOAA's 1991-2020 climate normals put Des Plaines at 5,974 heating degree days and 1,003 cooling degree days per year. Heating is the bigger job here, and furnaces and heat pumps in Des Plaines put in far more hours than the air conditioner. A normal year brings 121 nights at or below freezing and 17 days over 90°F. Snowfall averages about 38 inches. For a 2,000 sq ft house, this climate points to a heating load somewhere near 65,000 BTU/h. Treat that as a starting number. A Manual J calculation will move it up or down based on insulation and windows.
Local Price Guide
| Service | Des Plaines estimate |
|---|---|
| Furnace Replacement in Des Plaines | $3,900 to $9,600 |
| Furnace Repair in Des Plaines | $180 to $800 |
| Boiler Replacement in Des Plaines | $6,800 to $15,400 |
| Heat Pump Installation in Des Plaines | $6,800 to $16,600 |
| Heat Pump Repair in Des Plaines | $220 to $1,050 |
| HVAC System Replacement in Des Plaines | $10,500 to $22,800 |
| Ductless Mini-Split Installation in Des Plaines | $3,900 to $9,200 |
| Emergency HVAC Repair in Des Plaines | $310 to $1,230 |
| AC Installation in Des Plaines | $4,300 to $9,700 |
| AC Repair in Des Plaines | $150 to $710 |
| HVAC Tune-Up & Maintenance in Des Plaines | $100 to $280 |
| Air Duct Cleaning in Des Plaines | $380 to $860 |
Homes in Des Plaines
Census figures put the median build year in Des Plaines at 1966, so a typical house here has about 60 years on it. A lot of these homes are on their second or third system by now. The ductwork is usually original, and leaky joints are common. Des Plaines has roughly 18,000 owner-occupied homes, or 79.4% of households. The median home value is $318,200, and median household income is $94,303. We use both figures to adjust labor and pricing for this page.
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