Permit Requirements: Flower Mound vs Lewisville
How do permit requirements rules compare between Flower Mound, TX and Lewisville, TX?
Flower Mound and Lewisville have similar restriction levels.
Flower Mound, TX
Denton County
Flower Mound requires a fence permit for all new fencing and most work on existing fences. Replacing fence pickets with the same material, size, and height does not require a permit. Replacing posts or rails, changing height, or moving a fence requires a permit from Building Inspections.
View full Flower Mound rules →Lewisville, TX
Denton County
Lewisville does not require a building permit for standard residential fences under 8 feet in height. Fences over 8 feet, fences with masonry or stone columns, and fences in floodplain areas require a permit. A survey or plat may be required to confirm property lines.
View full Lewisville rules →Key Facts Comparison
| Fact | Flower Mound | Lewisville |
|---|---|---|
| Permit Required | All new fences and most modifications | Over 8 ft, masonry columns, floodplain |
| Exception | Picket replacement (same material/size/height) | - |
| Triggers | Post/rail replacement, height change, relocation | - |
| Easements | Cannot build in utility easement without consent | Fences may not block utility easements |
| Contact | Building Inspections (972) 874-6355 | - |
| Standard Fence | - | No permit needed under 8 ft |
| Property Lines | - | Owner must verify before building |
| Floodplain | - | Permit required near lake and creeks |
Highlighted rows indicate differences between cities.
Flower Mound FAQ
Do I need a permit to replace my fence in Flower Mound?
It depends. Replacing pickets with the same material, size, and height does not require a permit. But if you are replacing posts or rails, changing the height, or moving the fence to a different location, you need a permit from Building Inspections at (972) 874-6355.
Can I build a fence in an easement?
No, fences cannot be constructed within recorded utility easements without written consent from the utility provider. Your permit application must include a site plan showing the fence location relative to easements.
What is the Perimeter Fence Replacement Program?
Flower Mound offers a Perimeter Fence Replacement Program to help homeowners replace aging fences along major roadways in certain neighborhoods. Visit flowermound.gov/fencereplacement for eligibility and application details.
Lewisville FAQ
Do I need a permit to build a fence in Lewisville?
Standard residential fences under 8 feet do not require a permit. Permits are needed for fences over 8 feet, those with masonry columns, fences in floodplain areas, and electric gates.
Can I build a fence on a utility easement in Lewisville?
You may be able to install a fence in an easement area, but it may need to be removed at your expense if the utility company needs access. Check your plat for easement locations before building.
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