HVAC Services in Great Falls, MT

Great Falls logs 6,942 heating degree days and 421 cooling degree days in a normal year, based on the closest NOAA weather station. Heating is the bigger job here, and furnaces and heat pumps in Great Falls put in far more hours than the air conditioner. Count on roughly 143 nights below 32°F and 25 afternoons past 90°F in a typical year. Snowfall averages about 66 inches. For a 2,000 sq ft house, this climate points to a heating load somewhere near 70,000 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 | Great Falls estimate |
|---|---|
| Furnace Replacement in Great Falls | $3,600 to $8,700 |
| Furnace Repair in Great Falls | $170 to $730 |
| Boiler Replacement in Great Falls | $6,100 to $13,900 |
| Heat Pump Installation in Great Falls | $6,100 to $15,100 |
| Heat Pump Repair in Great Falls | $200 to $950 |
| HVAC System Replacement in Great Falls | $9,500 to $20,600 |
| Ductless Mini-Split Installation in Great Falls | $3,600 to $8,400 |
| Emergency HVAC Repair in Great Falls | $280 to $1,120 |
| AC Installation in Great Falls | $3,500 to $7,900 |
| AC Repair in Great Falls | $120 to $580 |
| HVAC Tune-Up & Maintenance in Great Falls | $80 to $240 |
| Air Duct Cleaning in Great Falls | $330 to $750 |
Homes in Great Falls
Census figures put the median build year in Great Falls at 1965, so a typical house here has about 61 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. Great Falls has roughly 18,000 owner-occupied homes, or 68.4% of households. The median home value is $237,400, and median household income is $63,934. We use both figures to adjust labor and pricing for this page.
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HVAC Costs in Cities Near Great Falls
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