Basic
$14 – $32 per sq ft
Straight-face gray segmental block up to about 4 ft, compacted gravel leveling pad, drainage aggregate, perforated pipe, caps
How Much Does Retaining Wall Block Cost in Charleston, South Carolina?
Build a segmental concrete block retaining wall up to about 4 ft with gravel base, drainage aggregate and caps, per sq ft of wall face, materials and labor.
Retaining Wall Block in Charleston, South Carolina typically costs $17 to $37 per sq ft as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Retaining Wall Block in Charleston, South Carolina
$17 – $37
per sq ftPrices in Charleston are 8.0% lower than the national average for retaining wall block.
National average: $18 – $40 per sq ft
What you get at each price level
Standard
$17 – $37 per sq ft
Split-face blended-color segmental block, gravel pad, geogrid where height requires, drainage aggregate, pipe and glued caps
Premium
$21 – $46 per sq ft
Tumbled multi-tone stone-look segmental block, gravel pad, geogrid as required, drain aggregate, pipe, filter fabric, caps
Cost Breakdown in Charleston
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $7.78 – $17 | sq ft |
| Labor | labor | $5.48 – $13 | sq ft |
| Supplies & Other | supplies | $2.07 – $4.61 | sq ft |
| Equipment & Disposal | equipment | $1.38 – $3.07 | sq ft |
Prices adjusted for Charleston local market conditions.
Retaining Wall Block photo examples
Stacked concrete retaining wall blocks close up
Photo: U3211603 · CC BY-SA 4.0 · Source
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Cost Factors in Charleston, South Carolina
What Affects Pricing
- Materials ($8.10-$17.60 per square foot)
- Labor ($6.30-$14.40 per square foot)
- Supplies & Other ($2.16-$4.80 per square foot)
- Equipment & Disposal ($1.44-$3.20 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 Retaining Wall Block, 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 retaining wall block contractors in Charleston for personalized quotes based on your specific project.