Leaning, bulging, cracked
Retaining wall repair in Marietta, GA
Repair or rebuild for leaning, bulging, cracked and rotted retaining walls across Marietta and Cobb County. Typical repairs run $450 to $950, and full rebuilds commonly $6,000 to $14,500. A local crew checks the base and drainage first, then gives you a written price.
Warning signs
Signs your wall needs attention
Catching these early is the difference between a repair and a rebuild.
A belly in the middle
Block or stone pushing out partway up means pressure behind the wall is higher than it was built for.
Gaps at the top or between units
The cap pulling away from the soil, or blocks separating, shows the wall is rotating forward.
Soil or water coming through the face
Red clay staining, seepage or washouts at the base point to drainage that is missing or clogged.
Soft or split timbers
Timber walls rot from the bottom and from the tiebacks first. Probe the lowest course with a screwdriver.
Typical prices
What retaining wall repair costs
Typical ranges from Angi's 2026 data. Your written quote after a site visit is the real number.
- White residue (efflorescence)Clean and fix the moisture source$220 to $480
- Leaking or seepingAdd drainage or weep holes$220 to $990
- Cracking and crumblingReplace damaged units$335 to $1,100
- Typical repair overallMost homeowners$450 to $950
- Rebuild or replaceMoved base, long sections$6,000 to $14,500
- Structural engineerSevere movement, tall walls$100 to $220 / hr
Sources: Angi retaining wall repair cost (2026); Angi retaining wall cost (2026).
Repair or rebuild
How the decision usually goes
If the base is level and only a few units or one timber section are damaged, those can usually be reset or replaced and the drainage cleared. If the wall leans along most of its length, the base has shifted, or water has nowhere to go behind it, patching tends to buy only a season or two. In that case the wall comes down, the base and gravel backfill are rebuilt, a drain pipe goes in, and the wall is rebuilt, often in block. Many East Cobb and Marietta yards have timber walls from older subdivisions that are reaching that point now.
Related: new retaining walls, French drains and yard drainage, all questions.
FAQ
Retaining wall repair questions
How much does retaining wall repair cost in Marietta?
Angi's 2026 data puts typical retaining wall repairs at $450 to $950. Seepage and efflorescence fixes are usually on the low end; walls that have moved at the base cost more and may need a rebuild.
Is a bulging retaining wall dangerous?
A bulge means soil and water pressure are winning. It may hold for a while, but it rarely fixes itself and can fail suddenly after heavy rain. Keep people, cars and play areas away from the base until it is checked.
Should I repair or replace my retaining wall?
Repair makes sense when the base is sound and the problem is local, such as a few loose blocks, a clogged weep hole or a short timber section. Replace when the wall leans along its length, the base has moved, or timbers and tiebacks are rotted.
Do I need a permit to rebuild a retaining wall?
A rebuild generally follows the same rules as a new wall. In unincorporated Cobb County, walls over 4 feet or walls holding up a driveway, building or slope generally need a permit and engineered plans. Cities set their own rules.
Get a free retaining wall repair quote
Send a photo of the problem area if you can. A local crew follows up with a written repair or rebuild price.