Basic
$1,184 – $3,157 each
50-gallon condensing gas storage water heater around 90% efficiency, 6-year tank class, sealed PVC venting, condensate drain and relief line
How Much Does High Efficiency Water Heater Cost in Charleston, South Carolina?
Install one high-efficiency (condensing gas or ENERGY STAR) storage water heater replacing an existing unit, venting and connections included.
High Efficiency Water Heater in Charleston, South Carolina typically costs $1,393 to $3,714 each as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
High Efficiency Water Heater in Charleston, South Carolina
$1,393 – $3,714
eachPrices in Charleston are 8.0% lower than the national average for high efficiency water heater.
National average: $1,500 – $4,000 each
What you get at each price level
Standard
$1,393 – $3,714 each
50-gallon condensing gas storage water heater around 90% efficiency, 9-year tank class, sealed PVC venting, flex gas connector, shutoff and relief line
Premium
$1,741 – $4,643 each
50-gallon condensing gas storage water heater around 94% efficiency, 12-year tank class, sealed PVC venting, condensate neutralizer, drain pan, relief line
Cost Breakdown in Charleston
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $648 – $1,728 | each |
| Labor | labor | $457 – $1,218 | each |
| Supplies & Other | supplies | $173 – $461 | each |
| Equipment & Disposal | equipment | $115 – $307 | each |
Prices adjusted for Charleston local market conditions.
Cost Factors in Charleston, South Carolina
What Affects Pricing
- Materials ($675.00-$1,800.00 per unit)
- Labor ($525.00-$1,400.00 per unit)
- Supplies & Other ($180.00-$480.00 per unit)
- Equipment & Disposal ($120.00-$320.00 per unit)
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
References
- Water Heater Installation Cost - This Old House, This Old House, retrieved 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 high efficiency water heater contractors in Charleston for personalized quotes based on your specific project.