Heat Pump Cost in South Carolina (2026)
A typical 3-ton ducted heat pump in South Carolina runs about $7,984–$10,802 installed — before any South Carolina state or utility rebates. Estimate yours below.
Average heat pump prices in South Carolina
Prices reflect a South Carolina cost index of 0.93× the national average, for a 3-ton system. Your actual price depends on home size, ductwork, brand and installer.
Heat pump cost by size in South Carolina
| Size | Home size | Ducted installed |
|---|---|---|
| 2 tons | ~1,300–1,500 sq ft | $6,245–$8,449 |
| 3 tons | ~1,950–2,250 sq ft | $7,984–$10,802 |
| 4 tons | ~2,600–3,000 sq ft | $9,723–$13,155 |
| 5 tons | ~3,250–3,750 sq ft | $11,462–$15,508 |
South Carolina rebates & incentives
Duke/Dominion rebates. Note: the federal 25C/25D tax credits expired Dec 31, 2025, so South Carolina state and utility rebates are now the main incentives. Check your utility and the South Carolina energy office for current point-of-sale rebates. See our full South Carolina rebates guide.
What affects heat pump cost in South Carolina
- System type — ductless mini-splits are priced per zone; geothermal costs the most upfront but runs cheapest.
- Home size & ductwork — larger homes need more tonnage, and adding or modifying ducts adds labor.
- Local labor rates — South Carolina runs about 0.93× the national average, which is built into the prices above.
- Electrical work — some installs need a panel upgrade to add the new circuit.
How to lower your cost in South Carolina
- Stack every South Carolina state and utility rebate you qualify for (the federal credit ended in 2025).
- Get at least three quotes — installed prices vary widely between contractors.
- Right-size the system; an oversized unit costs more to buy and to run.
- Book in spring or fall, when installers are less busy and may discount.
Frequently asked questions
How much does a heat pump cost in South Carolina?
A typical 3-ton ducted system runs about $7,984–$10,802 installed, before any South Carolina state or utility rebates you may qualify for.
Are there heat pump rebates in South Carolina?
Yes — Duke/Dominion rebates. (The federal 25C/25D tax credits expired at the end of 2025.) Amounts change, so confirm current programs with your utility.
Is a heat pump worth it in South Carolina?
For most homes, yes — especially when replacing oil, propane or electric heat, and after incentives. Use our savings calculator to check your numbers.
Heat pump cost in other states
⚠️ Estimates only. Verify current South Carolina rebate programs and get a professional quote before buying.