Central AC Installation cost: Columbia vs Sumter (2026)
In 2026, central AC installation is about 2% more expensive in Columbia than in Sumter. Most homeowners pay around $9,250 in Columbia versus $9,100 in Sumter — a gap of roughly $150.
Columbia SC
Typically around $9,250
Sumter SC
Lower costTypically around $9,100
Columbia vs Sumter: full breakdown
| Factor | Columbia | Sumter |
|---|---|---|
| Typical 2026 cost | $9,250 | $9,100 |
| Estimated range | $5,900–$12,600 | $5,800–$12,400 |
| Labor index (vs US) | ×0.96 | ×0.94 |
| Climate zone | Hot | Hot |
| Climate factor | ×1.08 | ×1.08 |
| Local permit | $200 | $200 |
| Labor share | $5,550 | $5,450 |
| Materials/equipment | $3,700 | $3,650 |
Localized 2026 planning estimates — not quotes. Each city adjusts the national central AC installation range for local labor, climate and permits.
Columbia vs Sumter
Is central AC installation cheaper in Columbia or Sumter?
In 2026, central AC installation is cheaper in Sumter at about $9,100, versus $9,250 in Columbia — a difference of about $150 (2%).
Why does central AC installation cost more in Columbia than Sumter?
The main driver is local labor rates: Columbia's labor index is 0.96 versus 0.94 in Sumter. Climate zone (hot vs hot) also shift the total.
How much is central AC installation in Columbia, SC?
In Columbia, central AC installation typically runs $5,900–$12,600 in 2026, with most homeowners paying around $9,250.
Updated June 2026 · By Costadia Editorial