How Much Does Sunroom Addition Cost in Charleston, SC?
Average sunroom addition costs in Charleston range from $20,978 to $28,382. Get a free, customized estimate below.
Sunroom Addition Cost Breakdown — Charleston, SC
| Item | Unit | Qty | Unit Price | Total |
|---|---|---|---|---|
| Sunroom Kit & Glass Panels | sq ft | 200 | $85.00 | $17000.00 |
| Foundation & Flooring | sq ft | 200 | $12.00 | $2400.00 |
| Electrical & HVAC Tie-In | lump sum | 1 | $1200.00 | $1200.00 |
| Labor (full build) | hr | 48 | $85.00 | $4080.00 |
| Estimated Total | $24,680.00 | |||
* Prices are estimates based on Charleston market rates. Actual costs may vary based on project specifics.
Estimate
Ref ID: EST-2026-5XKS
Date Issued
May 9, 2026
Client
Project Details
Site Address
Start Date
End Date
Scope of Work
Materials
| Material Specification | Units | Amount | Ext. Total | |
|---|---|---|---|---|
$ | $17,000 | |||
$ | $2,400 | |||
$ | $1,200 | |||
$ | $4,080 |
Labor
| Service Specification | Type | Hrs | Rate | Ext. Total | |
|---|---|---|---|---|---|
Craftsmanship Guarantee | $ | $600 |
Contractual Agreements & Conditions
Total
$25,280
Draft
Frequently Asked Questions — Sunroom Addition in Charleston
How much does sunroom addition cost in Charleston, SC?
The average cost for sunroom addition in Charleston, SC ranges from $20,978 to $28,382, depending on project scope, materials, and labor rates. Charleston costs are close to the national average.
How do I get a free sunroom addition estimate in Charleston?
Use Brixor's free online estimate generator above. Enter your project details, customize line items for your specific needs, and download a professional PDF estimate instantly. No signup or credit card required.
What factors affect sunroom addition costs in Charleston?
Key factors include project size and complexity, material quality, labor rates in Charleston (SC), permit requirements, accessibility of the work area, and seasonal demand. Getting multiple estimates is recommended.