HVAC Cost in Johnston, IA in 2026
Most HVAC projects in Johnston, IA cost between $4,800 and $15,500. The typical price is $8,500.
Labour and materials in Johnston run about 6% 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 Johnston, IA
Businesses listed on Google near Johnston, IA. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Golden Rule Plumbing, Heating, Cooling & Electrical
4.9(9,467 reviews)
904 NE Main St, Grimes, IA 50111
Schaal Plumbing, Heating and Cooling
4.9(8,798 reviews)
5670 NW Beaver Dr, Johnston, IA 50131
Kohles & Bach Heating & Cooling
4.9(2,398 reviews)
5185 NW Beaver Dr, Johnston, IA 50131
Lenz Heating & Cooling
4.9(1,926 reviews)
7641 Douglas Ave, Urbandale, IA 50322
72 Degrees Heating, Cooling, Plumbing & Electrical
4.9(730 reviews)
3074 104th St, Urbandale, IA 50322
Dayton Heating & Air Conditioning
4.9(474 reviews)
3509 104th St, Urbandale, IA 50322