Retaining Walls: Lewisville vs Little Elm
How do retaining walls rules compare between Lewisville, TX and Little Elm, TX?
Lewisville and Little Elm have similar restriction levels.
Lewisville, TX
Denton County
Lewisville requires a building permit for retaining walls exceeding 4 feet in height measured from the bottom of the footing to the top of the wall. Engineered plans are required for taller walls. Retaining walls near Lewisville Lake floodplain areas face additional review.
View full Lewisville rules →Little Elm, TX
Denton County
Little Elm requires permits for retaining walls over 4 ft or those supporting surcharges. Engineered drawings from a TX-licensed PE required. Drainage must not redirect to neighbors.
View full Little Elm rules →Key Facts Comparison
| Fact | Lewisville | Little Elm |
|---|---|---|
| Permit Threshold | Over 4 ft requires permit | Over 4 ft exposed height |
| Engineering | Licensed PE plans required over 4 ft | - |
| Floodplain | Additional review near lake and creeks | - |
| Combined Height | Wall + fence measured together for zoning | - |
| Surcharge Loads | Engineering may be required at any height | - |
| Engineering Required | - | Over 4 ft or supporting surcharge |
| Drainage | - | Must not redirect to neighbors |
| Fence Combo | - | Height measured from higher grade |
| Contact | - | Building Safety (972) 377-5556 |
Highlighted rows indicate differences between cities.
Lewisville FAQ
Do I need a permit for a retaining wall in Lewisville?
Yes, if the wall exceeds 4 feet in height from the bottom of the footing to the top. Walls over 4 feet also require stamped plans from a licensed Texas Professional Engineer.
Can I put a fence on top of my retaining wall?
Yes, but the combined height of the retaining wall plus the fence is measured together for compliance with zoning fence height limits. The total may not exceed the maximum allowed fence height for your yard location.
Little Elm FAQ
Do I need a permit for a retaining wall in Little Elm?
Walls over 4 feet in exposed height or those supporting additional loads like driveways require a building permit and engineered drawings from a Texas-licensed PE.
Can I add a fence on top of a retaining wall?
Yes, but the fence height is measured from the higher grade side. The combined height must comply with your zoning district fence height limit.
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