Basic
$1.07 – $1.97 per sq ft
Clean and degrease, one coat of water-based polyurethane concrete sealer
How Much Does Polyurethane Concrete Sealer Cost in Charleston, South Carolina?
Clean and apply a polyurethane sealer coat to an existing concrete floor, garage or patio by a contractor.
Polyurethane Concrete Sealer in Charleston, South Carolina typically costs $1.25 to $2.32 per sq ft as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Polyurethane Concrete Sealer in Charleston, South Carolina
$1.25 – $2.32
per sq ftPrices in Charleston are 8.0% lower than the national average for polyurethane concrete sealer.
National average: $1.35 – $2.50 per sq ft
What you get at each price level
Standard
$1.25 – $2.32 per sq ft
Clean, degrease and etch, two coats of water-based polyurethane sealer
Premium
$1.57 – $2.90 per sq ft
Clean and degrease, light diamond grind, two coats of UV-stable aliphatic polyurethane with anti-slip additive
Cost Breakdown in Charleston
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $0.59 – $1.08 | sq ft |
| Labor | labor | $0.41 – $0.77 | sq ft |
| Supplies & Other | supplies | $0.15 – $0.29 | sq ft |
| Equipment & Disposal | equipment | $0.11 – $0.19 | sq ft |
Prices adjusted for Charleston local market conditions.
Cost Factors in Charleston, South Carolina
What Affects Pricing
- Materials ($0.61-$1.12 per square foot)
- Labor ($0.47-$0.88 per square foot)
- Supplies & Other ($1.35-$2.50 per square foot)
- Equipment & Disposal ($1.35-$2.50 per square foot)
Local Price Adjustments
Material costs4.0% below avg
Labor costs13.0% below avg
Material costs in Charleston run proportionally higher than labor, which may favor labor-intensive approaches.
Frequently Asked Questions
How we price this
BuildX Pro researches and reviews the national price range for Polyurethane Concrete Sealer, then adjusts it to your ZIP code for local labor and material costs using the public data below. Last checked Nov 2026.
- Construction wages by metro and rural area, used for the labor adjustment by ZIP code, U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025
- Regional price parities for goods, used for the materials adjustment by ZIP code, U.S. Bureau of Economic Analysis, 2024
Get Free Estimates in Charleston
Connect with local polyurethane concrete sealer contractors in Charleston for personalized quotes based on your specific project.