HVAC Cost in Hamilton, MT in 2026
Most HVAC projects in Hamilton, MT cost between $4,800 and $15,500. The typical price is $8,500.
Labour and materials in Hamilton run about 5% below the national average. These figures are adjusted for that, so they are not the national average you will find elsewhere.
What drives the price
- System size in tons and efficiency rating
- Heat pump versus furnace plus AC
- Ductwork condition and whether it is replaced
- Electrical or gas line changes
Usually included
- Equipment and refrigerant lines
- Installation, startup and commissioning
- New thermostat
- Haul-away of the old unit
Usually extra
- Duct replacement
- Electrical panel upgrades
- Permits and inspections
HVAC contractors in Hamilton, MT
Businesses listed on Google near Hamilton, MT. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Comfort Solutions * Water * Heat * Air *
4.4(153 reviews)
856 US-93, Victor, MT 59875
American Heating Cooling And Refrigeration LLC
4.8(58 reviews)
670 Whittle Ln, Stevensville, MT 59870
All Valley Heating, Cooling & Refrigeration Inc.
4.5(30 reviews)
1111 S 1st St, Hamilton, MT 59840
Elite 1 Services, LLC
4.6(21 reviews)
333 S 1st St Ste f, Hamilton, MT 59840
Elements HVAC Inc.
4.0(8 reviews)
1967 N 1st St Ste D, Hamilton, MT 59840
EJ's Heating and Cooling
5.0(2 reviews)
Hamilton, MT 59840