Heat Pump Water Heater Installation cost: Charleston vs Columbia (2026)
In 2026, heat pump water heater installation is about 3% more expensive in Charleston than in Columbia. Most homeowners pay around $3,500 in Charleston versus $3,400 in Columbia — a gap of roughly $100.
Charleston SC
Typically around $3,500
Columbia SC
Lower costTypically around $3,400
Charleston vs Columbia: full breakdown
| Factor | Charleston | Columbia |
|---|---|---|
| Typical 2026 cost | $3,500 | $3,400 |
| Estimated range | $2,450–$4,550 | $2,350–$4,400 |
| Labor index (vs US) | ×0.99 | ×0.96 |
| Climate zone | Hot | Hot |
| Climate factor | ×1 | ×1 |
| Local permit | $150 | $150 |
| Labor share | $1,950 | $1,850 |
| Materials/equipment | $1,550 | $1,550 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national heat pump water heater installation range for local labor, climate and permits.
Charleston vs Columbia
Is heat pump water heater installation cheaper in Charleston or Columbia?
In 2026, heat pump water heater installation is cheaper in Columbia at about $3,400, versus $3,500 in Charleston — a difference of about $100 (3%).
Why does heat pump water heater 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) also shift the total.
How much is heat pump water heater installation in Charleston, SC?
In Charleston, heat pump water heater installation typically runs $2,450–$4,550 in 2026, with most homeowners paying around $3,500.
Updated June 2026 · By Costadia Editorial