Heat Pump Installation cost: Charleston vs Columbia (2026)
In 2026, heat pump installation is about 4% more expensive in Charleston than in Columbia. Most homeowners pay around $9,450 in Charleston versus $9,100 in Columbia — a gap of roughly $350.
Charleston SC
Typically around $9,450
Columbia SC
Lower costTypically around $9,100
Charleston vs Columbia: full breakdown
| Factor | Charleston | Columbia |
|---|---|---|
| Typical 2026 cost | $9,450 | $9,100 |
| Estimated range | $6,700–$12,150 | $6,450–$11,700 |
| Labor index (vs US) | ×0.99 | ×0.96 |
| Climate zone | Hot | Hot |
| Climate factor | ×1 | ×1 |
| Local permit | $225 | $200 |
| Labor share | $5,650 | $5,450 |
| Materials/equipment | $3,800 | $3,650 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national heat pump installation range for local labor, climate and permits.
Charleston vs Columbia
Is heat pump installation cheaper in Charleston or Columbia?
In 2026, heat pump installation is cheaper in Columbia at about $9,100, versus $9,450 in Charleston — a difference of about $350 (4%).
Why does heat pump installation cost more in Charleston than Columbia?
The main driver is local labor rates: Charleston's labor index is 0.99 versus 0.96 in Columbia. Climate zone (hot vs hot) and permit fees also shift the total.
How much is heat pump installation in Charleston, SC?
In Charleston, heat pump installation typically runs $6,700–$12,150 in 2026, with most homeowners paying around $9,450.
Updated June 2026 · By Costadia Editorial