Install Central A/C Cost in Charleston, SC in 2026
Most Install Central A/C projects in Charleston, SC cost between $3,600 and $11,500. The typical price is $6,500.
Central AC alone, reusing the existing furnace and ductwork.
Labour and materials in Charleston run about 7% 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 Charleston, SC
Businesses listed on Google near Charleston, SC. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
LimRic Plumbing, Electrical, Heating & Air
4.9(7,094 reviews)
4546 Dorchester Rd, North Charleston, SC 29405
Fix-it 24/7 Air Conditioning, Plumbing & Heating
4.8(2,258 reviews)
499 Jessen Ln, Charleston, SC 29492
Anchor Heating and Air LLC
5.0(1,491 reviews)
1029 St Andrew's Blvd, Charleston, SC 29407
Carolina Custom Air
4.9(1,322 reviews)
4993 N Hwy 17, Awendaw, SC 29429
Carney & Son 72 Degrees
4.9(1,205 reviews)
3528 Meek's Farm Rd, Johns Island, SC 29455
Carolina Climate Control
4.8(1,379 reviews)
1912 Belgrade Ave, Charleston, SC 29407