HVAC Cost in Ballwin, MO in 2026
Most HVAC projects in Ballwin, MO cost between $5,000 and $16,000. The typical price is $9,000.
Ballwin 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 Ballwin, MO
Businesses listed on Google near Ballwin, MO. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Jerry Kelly Heating & Air Conditioning
4.9(2,048 reviews)
14548 Manchester Rd, Ballwin, MO 63011
Classic Aire Care
5.0(1,529 reviews)
930 Kehrs Mill Rd Ste 325-9, Ballwin, MO 63011
Martin Jetco Heating & Air Conditioning
4.9(1,641 reviews)
1327 W Lark Industrial Dr, Fenton, MO 63026
Thomas Hoffmann Air Conditioning & Heating LLC
4.9(829 reviews)
1623 Wendover Ln, Des Peres, MO 63131
Crestside Ballwin Heating & Cooling
5.0(223 reviews)
8130 Valcour Ave, Affton, MO 63123
Air Alliance Team
4.9(220 reviews)
336 Sovereign Ct, Manchester, MO 63011