Install Heat Pump Cost in Saint Peters, MO in 2026
Most Install Heat Pump projects in Saint Peters, MO cost between $6,000 and $19,500. The typical price is $11,000.
Heat pumps cost more up front and usually qualify for federal and utility incentives.
Saint Peters prices track the national average closely. Costs here are close enough to the national picture that the adjustment barely moves the number.
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 Saint Peters, MO
Businesses listed on Google near Saint Peters, MO. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Jerry Kelly Heating, Air Conditioning, Electrical & Plumbing
4.9(7,143 reviews)
4631 N St Peters Pkwy, St Peters, MO 63304
Budget Heating, Cooling & Plumbing
4.8(6,352 reviews)
325 Mid Rivers Mall Dr, St Peters, MO 63376
Air Comfort Service, Inc.
4.9(1,222 reviews)
1286 Jungermann Rd Ste e, St Peters, MO 63376
No Problem Heating and Cooling
4.8(1,202 reviews)
1565 Kisker Rd, St Peters, MO 63304
Comfort Experts, Inc
5.0(417 reviews)
5501 St Charles St St 101, Cottleville, MO 63304
Ozark Mechanical
5.0(191 reviews)
2108 Parkway Dr, St Peters, MO 63376