Full HVAC System Replacement cost: Columbia vs Mount Pleasant (2026)
In 2026, full HVAC system replacement is about 4% less expensive in Columbia than in Mount Pleasant. Most homeowners pay around $11,550 in Columbia versus $12,000 in Mount Pleasant — a gap of roughly $450.
Columbia SC
Lower costTypically around $11,550
Mount Pleasant SC
Typically around $12,000
Columbia vs Mount Pleasant: full breakdown
| Factor | Columbia | Mount Pleasant |
|---|---|---|
| Typical 2026 cost | $11,550 | $12,000 |
| Estimated range | $8,100–$15,000 | $8,400–$15,600 |
| Labor index (vs US) | ×0.96 | ×0.99 |
| Climate zone | Hot | Hot |
| Climate factor | ×1.03 | ×1.03 |
| Local permit | $200 | $225 |
| Labor share | $6,950 | $7,200 |
| Materials/equipment | $4,600 | $4,800 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national full HVAC system replacement range for local labor, climate and permits.
Columbia vs Mount Pleasant
Is full HVAC system replacement cheaper in Columbia or Mount Pleasant?
In 2026, full HVAC system replacement is cheaper in Columbia at about $11,550, versus $12,000 in Mount Pleasant — a difference of about $450 (4%).
Why does full HVAC system replacement cost more in Mount Pleasant than Columbia?
The main driver is local labor rates: Mount Pleasant'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 full HVAC system replacement in Columbia, SC?
In Columbia, full HVAC system replacement typically runs $8,100–$15,000 in 2026, with most homeowners paying around $11,550.
Updated June 2026 · By Costadia Editorial