Foundation Repair Cost in Houston, TX

How much does foundation repair cost in Houston, Texas?

Most Houston homeowners spend between $3,500 and $10,000 on foundation repair, with the 2026 average landing around $4,500 to $5,000. The full observed market range is far wider, running from $2,200 to $24,500, and extensive structural work passes $30,000.

That spread is not vagueness. It reflects genuinely different jobs sharing one name. Repairing three settled piers under a corner and lifting an entire perimeter are both called foundation repair, and they differ by an order of magnitude.

Scope	Supports	Houston range 2026
Crack repair, readings inside tolerance	none	from $500
One corner or interior low spot	3 to 6	$1,000 to $3,000
Partial perimeter, one or two elevations	8 to 14	$3,500 to $10,000
Full perimeter lift	15 to 25	$8,000 to $15,000
Extensive structural work with tunneling	25+	$24,500 and above

Where a given house lands is decided by the elevation survey rather than by the conversation on the driveway. A rotary laser and a receiver staff take readings on a grid across every room, and those readings become a contour of the floor. A quarter inch of fall across forty feet is ordinary in a Texas slab and needs nothing. Two and a half inches across the same run is a finding, and it tells you roughly how many supports the house needs and where they go.

The variables that actually move a Houston number:

• How much of the perimeter dropped, which sets the count
• Pier type, since concrete pressed pilings and steel push piers differ by roughly a factor of three per unit
• Target depth, which is the item most often left unstated and the one that decides whether the repair holds
• Interior piers, needed where the floor dropped in the middle rather than at the edges, which means cutting access inside the house
• Plumbing tunneling, priced separately because reaching a failed line under a slab can rival the cost of the supports
• Access, since tight side yards, established beds and pools all add labor

Permit cost belongs on the list too, and it is the one item with a published rule behind it. The Houston Permitting Center puts it plainly: “Applicant must pay for permit prior to construction.” That is a condition on the work rather than a large sum, but a quote that omits who pays it and who files it has left a step out.

Everything on that list should be visible on an estimate. A single lump sum conceals every one of them, and two lump sums cannot be compared. What we commit to before any survey is the process rather than a number: a foundation inspection, a written scope, and a written price before any work starts.

One structural point about how this trade prices, which explains most of the confusion. Foundation repair is not sold by the hour or by the square foot. It is sold by the support, and the support count comes out of a measurement that the seller performs. That is an unusual arrangement, and it is why the survey document matters more than the price. A homeowner holding the raw elevation grid can check whether the proposed pier count matches the readings. A homeowner holding only a total cannot.

Ask for the grid readings rather than a summary. A competent surveyor hands them over without being asked twice, and the numbers are not difficult to read: they are elevations at points across your floor, and the low ones are where the supports go.

The figures on this page are market figures for the Houston area, drawn from published cost data for this metro. They are a reference for judging a quote, not a price for your house.

How much does it cost to repair a foundation per pier?

A single pier costs $300 to $1,200 in the Houston market, and where it falls inside that range depends on the support type and on how deep it has to go.

There are two common systems in this region and they are genuinely different products rather than two brands of the same thing.

Concrete pressed pilings, $300 to $600 each. Cylindrical concrete segments pressed into the ground in sections, using the weight of the house itself as the ram. They have been used across this region for decades. On ground that reaches competent material at a predictable depth they work well and they are economical.

Steel push piers, about $1,000 to $1,500 installed. Driven hydraulically rather than by structural weight, and driven until they meet refusal on material that will carry the load. Where the soil profile is layered and depth to bearing varies across a lot, that ability to keep driving is precisely what is being bought.

	Concrete pressed piling	Steel push pier
Cost each	$300 to $600	$1,000 to $1,500
Driven by	Weight of the structure	Hydraulic ram
Depth	Limited by available structural weight	To refusal
Best suited to	Predictable depth to competent soil	Layered profiles, variable depth

Most homes need between 8 and 20 supports. Multiply that out and the difference between the two systems on a fifteen pier job is roughly $6,750 against $18,750, which is why the choice is the single largest line in most estimates and why it deserves an explanation rather than an assertion.

The wrong way to choose is on price alone. A pier that stops inside the active zone, the upper layer of soil that dries and swells with the seasons, has been founded in the very material that caused the problem, and it will ride the same cycle the slab was riding. The right question is not which pier is cheaper but which one reaches stable ground on your lot, and that is a question for the engineer’s assessment rather than the salesperson.

A word on interior piers, which are priced differently and often omitted from a comparison. Where the floor has dropped in the middle of the house rather than at the edges, supports have to be driven through the slab from inside, which means cutting access holes, moving furniture and lifting flooring in those areas. The per unit cost is broadly similar to an exterior pier, but the disruption is not, and an estimate that includes interior work is not comparable to one that covers the perimeter only. If one quote is materially cheaper, check first whether it simply left the interior out.

Three things to get in writing on any per pier quote: the number and positions marked on a plan, the target depth, and what happens to the price if a pier reaches refusal early or runs deeper than planned. A quote of twelve piers at an unstated depth is not comparable to a quote of ten at a stated one.

How much does concrete slab foundation repair cost?

Slab repair in Houston sits in the same $3,500 to $10,000 band as the market generally, averaging $4,500 to $5,000 in 2026, because slab-on-grade is what most of this region is built on and it sets the market rate.

The mechanism is worth understanding, because it explains the pricing. A slab is a single continuous element. It does not usually fail structurally; it loses the soil support underneath part of it, and then it cracks under its own weight and the weight of the house. Repair does not mean replacement, which is rare and almost never justified. It means transferring load from soil that moved onto supports founded in soil that does not.

A typical Houston slab repair, in sequence:

1. Elevation survey maps the floor on a grid and identifies which areas dropped and by how much
2. Pier positions are set against that map, usually along the perimeter, sometimes through the slab interior
3. Excavations are opened at each position, generally down to the footing edge
4. Supports are driven to depth and load is transferred onto them
5. Low areas are raised in small controlled increments, with readings taken continuously
6. Excavations are backfilled and the site restored

Costs by situation:

Slab situation	Supports	Range
Single settled corner	3 to 6	$1,000 to $3,000
One elevation	8 to 14	$3,500 to $10,000
Full perimeter	15 to 25	$8,000 to $15,000
Interior floor drop, added to the above	2 to 5 interior	add $1,000 to $3,000

The item that most often separates two slab quotes is plumbing. A failed drain line under a slab wets the soil unevenly and produces movement that looks exactly like ordinary clay behavior. Reaching that line means a hand-dug tunnel from outside, priced separately, and the labor scales with distance and depth. One contractor may have assumed a plumbing test will come back clean; another may have priced the possibility of a tunnel. Neither is dishonest, but they are answering different questions, and the only way to know is to ask whether a test is included and what happens to the price if it fails. The same question separates the kinds of firms working this market, which is worth understanding before you line three quotes up beside each other.

There is also a limit worth stating plainly. A lift recovers most of the lost elevation, not all of it. Chasing the final quarter inch cracks finishes and is a poor trade. A good outcome is a floor brought back inside tolerance and stabilized, not a floor made perfectly flat, and any proposal promising a dead level slab is promising something the materials will not deliver. Where the whole structure is being brought back rather than a section, the work is house leveling in Houston and it runs longer because the increments are smaller.

What is the average cost to fix a pier and beam foundation?

Pier and beam repair is priced by access and scope rather than by square footage, which is why a per-square-foot figure on an older house is a sign that nobody has been under it yet.

The same Houston frame applies, $3,500 to $10,000 for most homes averaging $4,500 to $5,000, but the distribution inside that range is driven by what the crawl space inspection finds rather than by the size of the building.

What the crawl space shows	The work	Where it lands
Settled or missing shims, sound wood	Jack, re-shim, verify elevations	Lower end
Piers settled, wood sound	New or deepened piers at affected points	Middle
Rot in sill plates or girder ends	Support floor, cut out and replace members	Upper end or beyond
Restricted crawl space clearance	The same work, much slower	Adds materially to labor
Failed plumbing under the floor	Repair line first, then level	Separate line item

Crawl space clearance is the variable nobody anticipates and nobody can change. Three feet of headroom is workable. Fourteen inches means a crew working flat on their backs and moving every piece of material by hand, with each task taking two or three times as long.

Against slab work, the comparison often runs in the older house’s favor. Correcting a settled area under a pier and beam floor can mean a day of jacking and shimming, where the slab equivalent means excavation, piers and a lift. Plumbing is reachable rather than requiring a tunnel. And the work can be staged, so an urgent section can be corrected now and cosmetic settlement later, which a slab repair does not permit.

There is also a diagnostic cost that belongs in the comparison on any older house. On a slab, the elevation survey is the assessment. Under a pier and beam floor it is only half of it, because the survey tells you where the floor sits while the crawl space tells you why. A quote produced without anyone going underneath has skipped the more informative half, and on an older house it is guessing at the single variable that decides the price, which is the condition of the wood.

The offsetting risk is decay, which has no slab equivalent and which expands scopes after work begins, because you cannot see the far side of a girder until you are beside it. An honest contract states in advance how additional decay is priced. The detail of how the repair is actually carried out is set out in pier and beam foundation repair in Houston.

Which houses this applies to is a matter of record. The Census Bureau’s 2024 American Community Survey puts 16.7 percent of Houston’s housing stock before 1960 and 47.0 percent before 1980. Slab-on-grade became the dominant Texas residential foundation through the 1960s, so the pier and beam tier concentrates in the older inner neighborhoods and older town centers rather than the master planned suburbs.

Is foundation repair worth the cost?

In Houston clay, usually yes, and the reason is that the damage compounds while the cause continues rather than stabilizing on its own.

Start with the mechanism. Harris County area clays are montmorillonitic, the common clay mineral with the highest expansion coefficient found in residential construction. Weather records put the area at about 50 inches of rain a year, and the same records show 2011 at 24.57 inches with only 1.22 inches between March and May, the driest spring on record. That cycle does not end, and a foundation losing support to it does not recover.

What the money actually buys, in order of value:

• Stopping the damage above the slab. Brick, tile, doors, windows and trim all fail progressively while a house keeps moving. Those repairs are not included in a foundation price and they accumulate.
• Protecting the plumbing. Differential movement breaks drain lines, and a broken line under a slab wets soil and accelerates the movement that broke it.
• Removing the unknown at resale. An unrepaired foundation becomes a price negotiation with no ceiling, because buyers discount an unknown far more heavily than a documented repair.
• Paying today’s price. A scope that is eight piers now is rarely eight piers in five years.

The honest counterweight matters too, and it cuts the other way in more cases than the trade usually admits. Movement inside normal tolerance needs nothing. A house that settled years ago and stopped needs nothing. Where the cause is a downspout discharging against the slab or an irrigation line weeping under one corner, correcting the water is cheaper than piers and sometimes the entire answer. A contractor who has never returned that verdict is not assessing.

The way to tell the cases apart is free. Mark the end of a crack with a pencil line and the date, and measure the same point after a season turns. Extension means active. No change across a full wet-to-dry cycle means you are looking at a record of something that already finished.

One financial point that changes the calculation. Texas homeowners policies commonly exclude settling, shrinking, bulging and expansion of foundations as earth movement, so clay driven repair is paid out of pocket almost without exception. What may be recoverable is damage from a sudden plumbing failure, including the cost of reaching it through the slab, which is why a plumbing test before a pier plan is worth its fee. The insurance picture for foundation repair in Texas sets out where the line actually falls.