Carrollton vs Irving
How do flood zones rules compare between Carrollton, TX and Irving, TX?
Carrollton and Irving have similar restriction levels.
Carrollton, TX
Dallas County
Carrollton enforces FEMA flood zone development standards. Properties in Special Flood Hazard Areas face elevation requirements, flood insurance mandates, and construction restrictions.
View full Carrollton rules →Irving, TX
Dallas County
Irving regulates floodplain development under the Land Development Code and participates in the National Flood Insurance Program (NFIP). The city enforces FEMA flood zone designations along the Elm Fork of the Trinity River, Cottonwood Creek, and other drainage corridors. Construction in Special Flood Hazard Areas requires a floodplain development permit, and residential structures must be elevated at least one foot above the base flood elevation.
View full Irving rules →Key Facts Comparison
| Fact | Carrollton | Irving |
|---|---|---|
| SFHA Zones | Elevation required | - |
| Insurance | Required in flood zones | - |
| Floodway | No fill or structures | - |
| Topic | Flood Zones | - |
| NFIP Status | - | Active participant |
| Major Flood Areas | - | Elm Fork Trinity River, Cottonwood Creek |
| Elevation Req | - | 1 ft above base flood elevation for residential |
| Permit Required | - | Floodplain development permit for SFHA |
| CRS Rating | - | Community Rating System participant |
Highlighted rows indicate differences between cities.
Carrollton FAQ
Is my property in a flood zone?
Check FEMA Flood Map Service Center or contact Carrollton planning department. Flood maps are updated periodically and your zone may have changed.
Do I need flood insurance?
Flood insurance is required for federally-backed mortgages in Special Flood Hazard Areas. Even outside SFHA zones, flood insurance is recommended.
Irving FAQ
Is my Irving property in a flood zone?
Check FEMA's Flood Map Service Center or contact Irving's Development Services. Properties near the Elm Fork of the Trinity River, Cottonwood Creek, and major drainage channels are most likely in Special Flood Hazard Areas.
Can I build in a flood zone in Irving?
Yes, with a floodplain development permit. Residential structures must be elevated at least one foot above the base flood elevation. Commercial structures may use floodproofing as an alternative to elevation.
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