Retaining wall cost in Charleston, SC
Local estimate from BLS wage data and BEA price levels. Reviewed Nov 4, 2026.
- Typical range (200 sq ft of wall face)
- $6,250 – $12,300
- Per sq ft of wall face
- $31 – $59.50
- before permit
- Versus US midpoint
- −9%
- US $10,300
- Rank of 300 metros
- #236
- 1 = most expensive
Local price for a retaining wall in the Charleston area: $6,250 to $12,300 for 200 sq ft of wall face. The low end is a basic job on easy ground; the high end is a premium spec with harder access. The midpoint runs 9% lower than the US figure. Brickmasons and blockmasons earn a median of $23.41 an hour in the Charleston area, 22% below the US median of $29.87.
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Estimated cost for 200 sq ft of wall face in Charleston, SC, standard level
$8,100 to $10,500
About $39.50 to $51 per sq ft of wall face before permits. Labor is about 42% of the bill.
| Part | Low | High |
|---|---|---|
| Materials | $4,150 | $6,050 |
| Labor | $3,750 | $4,100 |
| Permits and fees | $170 | $330 |
| Total | $8,100 | $10,500 |
Cost breakdown for 200 sq ft of wall face in Charleston, SC
| Part of the job | Low | Midpoint | High | Share |
|---|---|---|---|---|
| Materials | $2,700 | $5,100 | $7,500 | 55% |
| Labor | $3,500 | $3,950 | $4,350 | 42% |
| Permits and fees | $50 | $250 | $450 | 3% |
| Total | $6,250 | $9,300 | $12,300 | 100% |
Where the Charleston price comes from
We price the labor side from BLS wage data for 3 trades: brickmasons and blockmasons at 50%, construction laborers at 30%, operating engineers and other construction equipment operators at 20%. Weighted together, Charleston wages are 0.84 times the national level. Labor makes up about 42% of the midpoint estimate (46% at national prices).
Materials are scaled with BEA's regional price parity for goods. Charleston is at 96.3 against 100 for the US, so a materials line of $5,300 nationally becomes $5,100 here (midpoint, 200 sq ft of wall face). Permits follow the all-items index of 101.0: $50 to $450.
Charleston: what basic, standard and premium work costs
The cited range is split into basic, standard and premium bands, then scaled to Charleston. Bands overlap, because plenty of standard jobs cost as much as a light premium one. Sizes run from short garden wall (4x25 ft), 100 sq ft of wall face to 40 ft x 6 ft (240 sq ft of wall face).
Basic
$6,250 to $8,700
Short block wall, easy access
Standard
$8,100 to $10,500
Standard segmental block wall with drainage
Premium
$9,900 to $12,300
Tall or stone wall, engineered, hard access
| Size | Basic | Standard | Premium |
|---|---|---|---|
| short garden wall (4x25 ft), 100 sq ft of wall face | $3,150 – $4,450 | $4,150 – $5,400 | $5,100 – $6,400 |
| 20 ft x 4 ft (80 sq ft of wall face) | $2,550 – $3,600 | $3,350 – $4,400 | $4,150 – $5,200 |
| 40 ft x 4 ft (160 sq ft of wall face) | $5,050 – $7,000 | $6,500 – $8,500 | $8,000 – $9,950 |
| 40 ft x 6 ft (240 sq ft of wall face) | $7,500 – $10,400 | $9,650 – $12,500 | $11,800 – $14,700 |
The best months for retaining wall in Charleston
Climate numbers on this page come from NOAA's 1991-2020 U.S. Climate Normals at the nearest suitable station, Charleston City (5 miles from the city center). They are 30-year averages, so any one year can run hotter, colder or wetter.
Weather is not a serious constraint for digging, grading and setting material in the ground in Charleston: no month in the averages is cold enough (an average overnight low at or below freezing (32°F)) or hot enough (an average daytime high of 90°F or more) to rule it out, so the workable window is all year.
Charleston gets about 44 inches of precipitation in a normal year. The wettest months are July, August and September (6.1 inches in August). The station averages about 25 days a year at 90°F or above.
We do not adjust the estimate by month, because we have no reliable published data on seasonal pricing. It is still worth asking contractors whether an off-peak start date changes their bid.
| Month | Avg high °F | Avg low °F | Precip (in) | For this job |
|---|---|---|---|---|
| Jan | 58 | 44 | 2.6 | Workable |
| Feb | 60 | 46 | 2.6 | Workable |
| Mar | 66 | 52 | 3.0 | Workable |
| Apr | 72 | 60 | 3.0 | Workable |
| May | 79 | 68 | 2.6 | Workable |
| Jun | 84 | 74 | 4.8 | Workable |
| Jul | 88 | 77 | 5.1 | Workable |
| Aug | 86 | 77 | 6.1 | Workable |
| Sep | 83 | 73 | 5.3 | Workable |
| Oct | 76 | 63 | 4.1 | Workable |
| Nov | 67 | 53 | 2.3 | Workable |
| Dec | 61 | 47 | 2.9 | Workable |
Related projects, priced for Charleston
Jobs that often go together with retaining wall are priced below at their usual sizes, using the same Charleston wage and price inputs. Compared with national midpoints, sod installation comes out highest (−4%) and inground pool lowest (−8%); the gap comes from the trades each job uses.
| Project | Size | Range | vs. US |
|---|---|---|---|
| French drain | 60 linear ft | $560 – $1,950 | −6% |
| Paver patio | 300 sq ft | $2,750 – $5,050 | −8% |
| Concrete driveway | 600 sq ft | $3,400 – $8,500 | −7% |
| Sod installation | 1,500 sq ft | $1,450 – $3,200 | −4% |
| Sprinkler system | 4,000 sq ft of lawn | $3,700 – $9,300 | −7% |
| Inground pool | 450 sq ft | $33,000 – $103,500 | −8% |
Is Charleston cheap or dear? The local comparison
Same job, same size (200 sq ft of wall face), priced for the nearest metros. Hilton Head is the priciest of the group at $9,350. Myrtle Beach is the cheapest at $9,000.
| Area | Range | Midpoint | vs. here |
|---|---|---|---|
| Charleston, SCthis page | $6,250 – $12,300 | $9,300 | |
| Hilton Head, SC65 miles | $6,350 – $12,400 | $9,350 | +1% |
| Florence, SC80 miles | $6,300 – $12,300 | $9,300 | level |
| Myrtle Beach, SC85 miles | $6,000 – $12,000 | $9,000 | −3% |
| Columbia, SC95 miles | $6,200 – $12,200 | $9,200 | −1% |
| Savannah, GA95 miles | $6,150 – $12,200 | $9,150 | −2% |
| South Carolina (statewide) | $6,250 – $12,300 | $9,250 | −1% |
| United States | $7,050 – $13,500 | $10,300 | +10% |
Out of the 300 metros we cover, Charleston ranks #236 for the cost of this job (#1 is the most expensive). Statewide, Charleston is 1% above the South Carolina figure.
Elsewhere in South Carolina
| Metro | Size | Range | Midpoint | vs. here |
|---|---|---|---|---|
| Greenville, SC | 434,900 jobs | $6,300 – $12,300 | $9,300 | level |
| Columbia, SC | 394,200 jobs | $6,200 – $12,200 | $9,200 | −1% |
| Spartanburg, SC | 165,150 jobs | $6,200 – $12,200 | $9,200 | −1% |
| Myrtle Beach, SC | 146,260 jobs | $6,000 – $12,000 | $9,000 | −3% |
| Florence, SC | 89,060 jobs | $6,300 – $12,300 | $9,300 | level |
| Hilton Head, SC | 81,920 jobs | $6,350 – $12,400 | $9,350 | +1% |
Metros of a similar size
Big cities and small ones price differently, so here is Charleston against the 4 metros with the closest total employment.
| Metro | Size | Range | Midpoint | vs. here |
|---|---|---|---|---|
| Columbia, SC | 394,200 jobs | $6,200 – $12,200 | $9,200 | −1% |
| Boise, ID | 391,790 jobs | $7,000 – $13,200 | $10,100 | +8% |
| Des Moines, IA | 404,130 jobs | $7,450 – $13,600 | $10,500 | +13% |
| Tucson, AZ | 389,630 jobs | $6,650 – $12,800 | $9,700 | +4% |
Who does the work: Charleston trade wages
The labor line is built from BLS wage data, one trade at a time. This job draws on 3 trades. We compare each trade's local median with the US median, weight the ratios by how much of the job each trade does, and apply the blend to the national labor cost. For Charleston the blend is 0.84.
For brickmasons and blockmasons (47-2021, weighted 50%) the local median is $23.41 an hour, which is 22% below the national $29.87. The middle half of them earn between $22.04 and $29.19 an hour. BLS counts 50 of them working in the area, 1.3 for every 10,000 jobs (US: 3.4), so the local bench is thinner than average.
For construction laborers (47-2061, weighted 30%) the local median is $20.98 an hour, which is 7% below the national $22.66. The middle half of them earn between $18.00 and $24.49 an hour. BLS counts 3,710 of them working in the area, 94.1 for every 10,000 jobs (US: 70.5), so the local bench is deeper than average.
Operating engineers and other construction equipment operators (47-2073), 20% of the weighting: a median of $24.35 an hour, 15% below the US median of $28.78. The middle half of them earn between $23.39 and $29.69 an hour. About 1,470 work in the metro. That is 37.3 per 10,000 jobs, compared with 30.7 nationally, which suggests plenty of local crews to bid.
A quick sensitivity check: moving the lead trade (brickmasons and blockmasons) from the median to the 75th percentile wage adds about $450 to the midpoint estimate; the 25th percentile takes off about $110. That is a swing of roughly 1.2% to 4.9% of the total, which is useful for judging whether a bid reflects wages or something else, such as scope or margin.
Charleston-North Charleston has 394,170 jobs in total (BLS, May 2025), ranking 66th by size among the 300 metros on this site.
| Trade | Weight | 25th pct | Median | 75th pct | US median | Ratio | Level used |
|---|---|---|---|---|---|---|---|
| Brickmasons and blockmasons (47-2021) | 50% | $22.04 | $23.41 | $29.19 | $29.87 | 0.78 | metro |
| Construction laborers (47-2061) | 30% | $18.00 | $20.98 | $24.49 | $22.66 | 0.93 | metro |
| Operating engineers and other construction equipment operators (47-2073) | 20% | $23.39 | $24.35 | $29.69 | $28.78 | 0.85 | metro |
| Blended | 100% | 0.84 | |||||
Why two Charleston quotes can differ
Height
Walls over 4 feet need engineering, deeper excavation and more skilled labor; many cities require permits over 3-4 feet (HomeGuide).
Material
Block, poured concrete and natural stone are priced differently; concrete and stone walls run higher than the segmental block default.
Drainage
Every wall needs drainage behind it. A French drain adds $10-$85+ per linear foot.
Get 3 local quotes
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Retaining wall in Charleston: your questions
+How much does it cost to build a retaining wall in Charleston?
For 200 sq ft of wall face, expect $6,250 to $12,300 in the Charleston area. A standard-spec job lands at $8,100 to $10,500. Small jobs usually cost more per sq ft of wall face and large ones less.
+What is the price per sq ft of wall face for retaining wall in Charleston?
About $31 to $59.50 per sq ft of wall face for materials and labor, plus $50 to $450 for the permit if one is needed. The US range is $35 to $65.
+Is retaining wall cheaper in Charleston or Hilton Head?
Hilton Head is 65 miles away. The midpoint for 200 sq ft of wall face there is $9,350, which is 1% more than Charleston ($9,300). Wage and materials indexes both feed that gap.
+How much of the bill is labor in Charleston?
About 42% at the midpoint, or $3,950 out of $9,300. Materials are 55% and permits 3%. Nationally, labor is 46%.
+What would 40 ft x 4 ft (160 sq ft of wall face) cost in Charleston?
$5,050 to $9,950. Pick a different size in the estimator above to get your own number.
+Does retaining wall need a permit in Charleston?
Often, but rules are set by your city or county building office, so call before you hire. Budget $50 to $450 for fees in the Charleston area (our national range of $50 to $450 scaled by the local price level).
+Is Charleston expensive for retaining wall compared with the rest of South Carolina?
Charleston is 1% above the South Carolina statewide estimate ($9,250 at the midpoint). We cover 7 metros in South Carolina; see the state page to compare them.
+What do brickmasons and blockmasons earn in Charleston?
The BLS median is $23.41 an hour in the Charleston area, compared with $29.87 nationally. The 25th to 75th percentile range is $22.04 to $29.19.
+What do basic and premium retaining wall work cost in Charleston?
For 200 sq ft of wall face, basic work runs $6,250 to $8,700 and premium work $9,900 to $12,300. Basic means: short block wall, easy access. Premium means: tall or stone wall, engineered, hard access.
+Is there a bad season to build a retaining wall in Charleston?
Not from a temperature point of view. NOAA's 1991-2020 normals show no month with a freezing-level overnight low or a 90°F-plus average high, so timing is mostly about contractor availability and rain.
Retaining wall near Charleston
Where these numbers come from
Base prices are national ranges from the sources below. We scale labor by local BLS wages, materials by BEA goods prices and permits by the BEA all-items price level. Full method on the methodology page.
- HomeGuide: How Much Does a Retaining Wall Cost? (2026) (accessed November 4, 2026)
- BLS Occupational Employment and Wage Statistics, May 2025
- BEA Regional Price Parities, 2024
- NOAA NCEI U.S. Climate Normals, 1991-2020
Note on derived figures: Materials = 40% of the low installed price and 60% of the high one, since HomeGuide says labor is 40-60% of the total project cost.