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Charleston County Home Building Costs
2026 construction cost estimates for Charleston County, South Carolina. Population: 415,000.
County $/sq ft
$183
South Carolina avg: $164
vs State Average
+12%
Local market premium
2,000 sq ft home
$366,000
Mid-range estimate
Local Market Factors
- ›Coastal/historic city
- ›Highest costs in state
- ›Hurricane codes apply
Cost by Home Size in Charleston County
| Home Size | Basic | Mid-Range | Premium |
|---|---|---|---|
| 500 sq ft | $67,652 | $91,500 | $124,596 |
| 1,000 sq ft | $135,303 | $183,000 | $249,191 |
| 1,500 sq ft | $202,955 | $274,500 | $373,787 |
| 2,000 sq ft | $270,606 | $366,000 | $498,383 |
| 2,500 sq ft | $338,258 | $457,500 | $622,979 |
| 3,000 sq ft | $405,910 | $549,000 | $747,574 |
| 4,000 sq ft | $541,213 | $732,000 | $996,766 |
| 5,000 sq ft | $676,516 | $915,000 | $1,245,957 |
Costs are estimates only and represent construction costs, excluding land, architect fees, permits, and landscaping. Add 30–40% to these figures for total project cost.
County multiplier of 1.12× applied to South Carolina state average (which itself is 0.87× the national average of $188/sq ft).