Concrete Leveling and Mudjacking in Memphis, TN: What It Costs and When It Works
Sunken driveways, patios, garage slabs, and sidewalk sections are a near-constant complaint in Memphis because the expansive clay beneath most of the metro shrinks hard during the dry late summer and swells unevenly after heavy spring rain, so concrete slabs shift instead of the ground shifting uniformly beneath them. Concrete leveling, whether through traditional mudjacking or newer polyurethane foam injection, can restore a sunken slab without replacing it, often at a fraction of the cost of tear-out and repour. This guide covers what each method costs in the Memphis market, when leveling makes sense versus replacement, and what to watch for when hiring.
By Jason Green · Foundation Repair · Published August 31, 2026 · 8 min read
Mudjacking vs polyurethane foam: which fits your slab
Mudjacking pumps a cement, sand, and water slurry beneath a sunken slab through small drilled holes, lifting it back toward level. It's typically less expensive per section in Memphis and has decades of track record, but the slurry mix is heavy, which can be a drawback on already weak or saturated clay, and it can take a day or more to fully cure before the area can bear weight.
Polyurethane foam injection uses a two-part expanding foam pumped through much smaller holes, curing within about 15 minutes and adding far less weight to the soil below. It typically costs somewhat more per section than mudjacking but is preferred for driveways and walkways that need to be back in use quickly, and for areas over already compromised or saturated clay where added weight is a concern.
What drives sunken slabs in Memphis specifically
Most residential slab settling here traces back to void space forming under the slab as clay soil shrinks during Memphis's dry months, roughly August through October, or erodes from water intrusion caused by poor grading, downspouts discharging next to the slab, or a broken irrigation line. Driveway aprons and garage slab edges near downspouts are especially prone to settling in Cordova, Bartlett, and Hickory Hill subdivisions.
Sidewalk and patio settling near mature trees, common in Midtown and Cooper-Young, is frequently caused by root systems disrupting the sub-slab soil rather than moisture alone, and leveling in those cases sometimes needs to be paired with root barrier installation to keep the problem from recurring.
When leveling isn't the right fix
If a slab has settled more than about 2 to 3 inches, has multiple cracks running through it, or is structurally connected to the foundation itself, such as an attached garage slab that ties into the home's footing, leveling may only be a temporary patch. A contractor should tell you honestly when tear-out and repour, or in more serious cases, foundation piering, is the better long-term investment rather than pushing a leveling fix that won't hold.
What a Memphis concrete leveling job typically costs
Small residential sections, a single sidewalk panel or a portion of a patio, generally run $500 to $1,000 with mudjacking or $700 to $1,200 with polyurethane foam. A full driveway or larger garage slab section runs higher, often $1,200 to $2,500 depending on square footage and how much lift is needed. Get pricing per square foot or per injection point in writing rather than a vague lump sum, since the amount of material needed varies a lot with how much void space exists under the slab.
Hiring considerations specific to leveling work
Concrete leveling generally doesn't require a structural permit through the Memphis and Shelby County Office of Construction Code Enforcement since it doesn't alter the structural foundation system, but confirm this with the contractor for your specific scope, especially if leveling is being done alongside pier work. Ask how many injection holes will be drilled, what diameter, and how they will be patched afterward, since patch quality is often what separates a clean job from an eyesore.
Typical cost ranges
| Single sidewalk panel (mudjacking) | $300 - $600 |
| Single sidewalk panel (polyurethane foam) | $400 - $800 |
| Patio section, mudjacking | $500 - $1,200 |
| Patio section, polyurethane foam | $700 - $1,500 |
| Driveway or garage slab, mudjacking | $1,200 - $2,200 |
| Driveway or garage slab, polyurethane foam | $1,500 - $2,800 |
| Pool deck leveling | $1,000 - $2,500 |
Ranges are general estimates gathered from homeowner-reported quotes, not an offer or a quote for your project.
Common questions
How long does concrete leveling last in Memphis's clay soil?
A well-executed leveling job typically lasts 5 to 10 years or longer if drainage issues that caused the original settling are also corrected. Without fixing drainage, expansive clay can cause the same section to settle again within a few years.
Is mudjacking or polyurethane foam better for Memphis conditions?
Polyurethane foam is often preferred here because it adds far less weight to already saturated or weak clay soil and cures within hours, though mudjacking remains a reliable, less expensive option for stable, well-drained areas.
Do I need a permit for concrete leveling in Memphis?
Generally no, since it doesn't alter the structural foundation system, but confirm with the Memphis and Shelby County Office of Construction Code Enforcement if the leveling is connected to a foundation repair project.
Can concrete leveling fix a sinking garage slab attached to my foundation?
Sometimes, but if the garage slab settlement is tied to actual foundation movement rather than isolated soil compaction under the slab, leveling is only a cosmetic fix and piering may be needed instead.
How much does it cost to level a driveway in Memphis?
Most driveway leveling jobs in Memphis run $1,200 to $2,800 depending on square footage, method, and how much lift is required.
Why do my sidewalk panels near trees keep sinking?
In older Memphis neighborhoods with mature trees, root systems disturb the soil beneath sidewalks and patios, which can cause repeated settling even after leveling unless a root barrier is also installed.
Want real numbers for your own project?
Two minutes now beats signing the first quote you're handed. Free, no obligation, never more than three contractors.
Get My Free Foundation QuotesLocal cost ranges, seasons, permits and licensing for this city live on the market page.
Foundation repair in Memphis, TNSources
More guides
The Henry Standard
Every foundation contractor in our network agrees to three things.
Show up
Call back. Keep appointments. And if something changes, communicate it.
Quote honestly
Clear scope, pier counts, and pricing in writing—so you know what you're agreeing to.
Finish the work
See the repair through, including the drainage and cleanup that was quoted.
Nothing revolutionary. Just the way we believe doing business should still be done.