HVAC Cost in Crystal Lake, IL in 2026
Most HVAC projects in Crystal Lake, IL cost between $5,500 and $17,000. The typical price is $9,500.
Labour and materials in Crystal Lake run about 12% above 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 Crystal Lake, IL
Businesses listed on Google near Crystal Lake, IL. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Althoff Home Services
4.8(1,088 reviews)
8001 S Illinois Rte 31, Crystal Lake, IL 60014
WeatherWise Heating & AC repair
4.8(806 reviews)
135 Erick St Unit G, Crystal Lake, IL 60014
Legacy Home Services
4.9(675 reviews)
7316 Teckler Blvd Ste 2B, Crystal Lake, IL 60014
Rellaire Smart Home Systems
4.9(496 reviews)
4503 Ray St, Crystal Lake, IL 60012
Four Seasons Heating, Air Conditioning, Plumbing, Sewer & Electric
4.8(548 reviews)
7115 S Virginia Rd Ste 106, Crystal Lake, IL 60014
Harmonic Heating & Air Conditioning
4.9(443 reviews)
101 N Virginia St, Crystal Lake, IL 60014