Retaining Walls: Garland vs Grand Prairie
How do retaining walls rules compare between Garland, TX and Grand Prairie, TX?
Grand Prairie has fewer restrictions than Garland.
Garland, TX
Dallas County
Garland requires a building permit for any retaining wall over 4 feet (measured from bottom of footing to top), or any wall with a surcharge load, with engineered design stamped by a licensed Texas engineer.
View full Garland rules →Grand Prairie, TX
Dallas County
No county retaining wall permit or regulations for residential properties. Floodplain regulations (Court Order 2019-0322) may apply if the wall affects drainage in a flood zone. No height limits or engineering requirements at county level.
View full Grand Prairie rules →Key Facts Comparison
| Fact | Garland | Grand Prairie |
|---|---|---|
| - | - | |
| County Permit | - | Not required |
| Height Limits | - | None at county level |
| Floodplain | - | Court Order 2019-0322 may apply |
| Engineering | - | Recommended over 4 ft (not required) |
Highlighted rows indicate differences between cities.
Garland FAQ
Grand Prairie FAQ
Do I need a permit for a retaining wall in unincorporated Dallas County?
If the wall involves grading or is in the floodplain, a development permit may be required. Contact DUAS at (214) 653-6565.
Are there height limits for retaining walls?
No county height limit exists. Engineering review is recommended for walls retaining significant soil loads.
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