ZIP codes covered in South Houston
South Houston is covered under ZIP 77587, 12.9 miles from Houston.
| Town | ZIP | Distance from Houston |
|---|---|---|
| South Houston, TX | 77587 | 12.9 mi |
Facts About South Houston and Foundation Repair
The middle South Houston house went up in 1969, which decides which repair fits it
The Census puts the median year built in South Houston at 1969, so this describes a great many houses here.
Age matters because it decides what is under the house. Post-tension slabs — concrete pulled tight by steel cables after the pour — became the common residential method through the 1980s and 1990s. Before that a slab was conventionally reinforced with rebar, or the house sat on pier and beam with a crawl space under it. Those three take different repairs, and a contractor who has not established which one you have is quoting a method rather than a job.
Ask which it is before anyone prices anything, and ask how they know. On a post-tension slab the cable layout has to be located before a single hole is cut, because cutting a live cable is a much larger problem than the one being fixed.
The largest soil on the South Houston map is hydrologic group D
Hydrologic soil group is the USDA’s one-letter summary of how fast water moves down through a soil. A and B drain; C and D shed. The biggest mapped unit under South Houston is group D.
On a foundation this is shorthand for how much of the year the soil near the surface is holding water. Shedding ground wets quickly at the top and releases slowly, so the moisture change that drives volume change is concentrated in the first few feet — which is where a shallow footing or a slab edge bears.
What to do with it: it tells you the mechanism is moisture, not load. A house that has not gained weight and has not been altered, and is nonetheless moving, is being moved by the ground changing size. The useful questions are about water — where roof water lands, where the ground falls, whether the soil against the slab ever fully dries out — before they are about piers.
South Houston foundations are worked by the swing between wet and dry, and 9.2 inches is the wet end
The National Weather Service publishes what a storm drops here. In South Houston a ten-year storm delivers 9.2 inches of rain in twenty-four hours.
The number matters to a foundation for a reason that is not obvious: it is one end of the range the soil moves through. A clay soil that takes on that much water swells; the same soil at the end of a dry summer has shrunk. The distance between those two states is the distance the ground under a footing travels, and a house does not travel evenly — the shaded side and the side under a tree do not dry at the same rate as the side facing the afternoon sun.
That is why differential movement, not total movement, is what cracks walls. Ask what a proposed repair does about the difference between one side of the house and the other, not just about the corner that has already dropped.
Getting a foundation repair estimate in South Houston
Send the address and a sentence about what you are seeing — a door that has started to stick, a crack that has widened, a floor that reads downhill. It goes to a foundation repair contractor covering South Houston, who measures the house before quoting it. What moves the price is how many support points the house needs, how many of them are indoors, and how deep each one has to go to reach ground that does not move with the season.
When you do not need foundation repair
Two things get mistaken for foundation failure more than anything else. A hairline crack in mortar or brick veneer that has been there for years and has not widened is a finish crack, not a structural one. And a door that binds in late summer and swings free after a wet winter is following the season: clay soil swells when it takes on water and shrinks when it dries, and the house moves a little with it. Neither one is a reason to put piers under a house, and a contractor who quotes on either without measuring first is selling you the wrong job.
Two checks worth making before anyone quotes you.
- Date the crack. Mark both ends with a pencil, write the date on the wall beside it, and measure the width against something known — a dime is about a sixteenth of an inch. Look again in three months. A crack that has not moved is not an active one, and no pier will make it narrower.
- Watch one door through a season change. A door that sticks in the dry months and clears after a long wet spell is tracking the weather, not a failing foundation. A door that has bound a little harder every season for two years is the one worth an inspection, and it is the pattern to describe when you call.
If both checks come back quiet, wait a season and look again before spending anything larger.
Read what a South Houston foundation repair job costs before calling anyone, and check the Houston Foundation Repair Co service area to see whether your street is covered.
Back to Houston Foundation Repair Co.
Questions people actually ask
What is the process to get an inspection and an estimate?
Send your address and what you are seeing. That goes to a foundation repair contractor working in South Houston, who arranges the inspection directly with you. The inspection takes relative floor elevations across the house and writes them down, and the written estimate follows from those readings — which is why a number quoted before anyone has measured is a guess.
What does an inspection cost?
Nothing, and nothing is booked at the end of it. The point of the visit is the measurement and the written estimate; what you do with that estimate is a separate decision, including taking it somewhere else for a second opinion.
What happens to my address after I send it?
It goes to one foundation repair contractor covering South Houston, not to a panel of them, so you get one call rather than five. We do not sell it on. If nobody is covering your street we say so rather than passing it to somebody who is not.
Are cracks in a South Houston house always a foundation problem?
No, and that matters because the cheap answer is common. Drywall cracks from seasonal humidity, settling in the first 2 years of a new build, and framing movement all look similar. What separates them is measurement over time: a crack that is the same width in 6 months is a record, not a problem.
How deep do piers go under a house here?
Deep enough to bear on ground that does not move with the season, which is found during installation rather than promised beforehand. Two houses on the same street can reach it at different depths. Treat any quote that fixes a depth in advance as a quote that has assumed one.
Should I get an engineer or a contractor first?
It depends who asked. If a lender, an insurer or a buyer wants a letter, only a licensed engineer's stamped report closes that file. If nobody has asked and you want to know whether the house is moving, a floor elevation survey is cheaper and gives you a baseline to measure against next year.
When can foundation work be done in Harris County?
Year round. There is no frost window here, and the constraint is moisture rather than temperature: work is harder in the days right after heavy rain, when the ground around the house is saturated. Booking 2 to 4 weeks out is normal outside a drought, when demand spikes.
Who pulls the permit?
The contractor doing the work, in their own name, and the requirement varies by jurisdiction rather than being universal. Ask to see it before the first pier goes in. A contractor who suggests skipping it is telling you something about the rest of the job.
Ground that is saturated has nowhere to put the next storm, and water sitting against a wall keeps working on it.
What happens after you send an address
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The address first, and only then who you are
The first screen asks for the property address and checks that a contractor covers it. Only if one does does it ask for a name, a phone number and an email — there is no point taking your details to tell you nobody serves your street.
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Your details are not for sale
It goes to a foundation repair contractor working in South Houston. The details are never sold, and never passed to a second firm.
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No cost, and nothing attached
There is no fee for sending an address and no obligation that follows from it. Deciding the work is the wrong work is a perfectly good outcome.
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Who does the work
An independent foundation repair contractor, not the publisher of this site. Who runs this site, and where every figure on it comes from, is set out on the about page.