Foundation Repair in Lewisville

Mature shade trees are part of what makes many Lewisville neighborhoods pleasant. They can also play a role in foundation movement. This page covers how trees affect foundations, what to ask about root barriers, what repairs cost, and which companies serve Lewisville.

How trees affect a foundation

North Texas clay shrinks when it dries and swells when it gets wet. A large tree near the house can pull a lot of moisture from the soil under one side of the slab, especially in a hot, dry summer. That uneven drying can lead to uneven movement.

What to look at: - Distance: how close are large trees to the foundation? - Pattern: are cracks or sticking doors concentrated on the side nearest the trees? - Season: do problems get worse in late summer?

Don't cut down a tree on a hunch. Removing a large tree can also change soil moisture. Ask an engineer or arborist first.

Root barriers

Some DFW foundation companies list root barrier installation among their services. A root barrier is installed in a trench between the tree and the foundation to limit root growth toward the slab. Questions to ask: - Will a barrier actually help my situation, according to the engineer? - How deep will it go, and what material is used? - Will it harm the tree? (Ask an arborist.) - Is it priced separately from pier work?

What foundation repair costs in Lewisville

We haven't found an independent, Lewisville-only cost study. Independent Dallas-area benchmarks:

Root barriers and drainage are typically priced separately. Ask for line items.

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Companies serving Lewisville

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B Square Foundation Repair

Flower Mound

4.9 ★ (45 Google reviews, August 2026)

AlphaLift Foundation Repair

Hickory Creek

5.0 ★ (60 Google reviews, August 2026)

Olshan Foundation Repair

Dallas

4.8 ★ (1,980 Google reviews, August 2026)

Lindley Foundation Repair

Irving

4.9 ★ (70 Google reviews, August 2026)

Groundworks Foundation Repair

Irving/Dallas

4.9 ★ (467 Google reviews, August 2026)

Lewisville foundation repair FAQ

Can trees really damage my foundation? Large trees can dry out the clay soil under part of a slab, which can contribute to uneven movement. An engineer can tell you whether that's a factor at your home.

Should I remove the tree? Not without professional advice. Removal can also change soil moisture. Talk to an engineer and an arborist.

What's a root barrier? It's an in-ground barrier that limits roots growing toward the foundation. Ask whether it's appropriate for your lot.

Will watering my foundation help? Keeping soil moisture steadier can help in some cases. Ask your engineer for guidance specific to your home.

What does repair cost in Lewisville? Dallas-area benchmarks put typical jobs at about $3,300–$7,100. Larger jobs cost more.

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Sources

  1. Angi, Dallas foundation repair cost. https://www.angi.com/articles/how-much-does-foundation-repair-cost/tx/dallas
  2. FoundationCosts.com, Texas guide (2026). https://foundationcosts.com/guides/foundation-repair-texas/
  3. Triple J Foundation (lists root barrier services). https://www.triplejfoundation.com
  4. Olshan, Dallas service area. https://www.olshanfoundation.com/regions/texas/dallas/
  5. USDA Web Soil Survey. https://websoilsurvey.nrcs.usda.gov/
  6. Google ratings compiled by DFWSlab, captured Aug 2026. https://www.dfwslab.com/contractors
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