HVAC Cost in Williamstown, WV in 2026
Most HVAC projects in Williamstown, WV cost between $4,700 and $15,000. The typical price is $8,500.
Labour and materials in Williamstown run about 8% 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 Williamstown, WV
Businesses listed on Google near Williamstown, WV. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Grogg's Home Services
4.9(2,843 reviews)
5349 Dupont Rd, Parkersburg, WV 26101
D&R Heating & Cooling, LLC
4.8(785 reviews)
1807 Staunton Turnpike, Parkersburg, WV 26104
A-1 Heating & Cooling
4.9(194 reviews)
120 19th St, Parkersburg, WV 26101
Precision Heating, Cooling, and Electrical
4.9(69 reviews)
111 W 3rd Ave, Williamson, WV 25661
Morrison, Inc.
4.5(76 reviews)
410 Colegate Dr, Marietta, OH 45750
Steers Heating & Cooling
4.6(44 reviews)
3311 Dudley Ave, Parkersburg, WV 26104