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Port Isabel, Texas Flood Zones

Check an Address in Port Isabel

Enter any address in Port Isabel, Texas to see its FEMA flood zone

Flood Risk in Port Isabel, Texas

Port Isabel has a population of 5,028 residents. Like many communities in Texas, properties in Port Isabel may be located in various FEMA flood zones ranging from high-risk Special Flood Hazard Areas to low-risk zones.

Use the address lookup above to check the specific flood zone for any property in Port Isabel. Results come directly from FEMA's National Flood Hazard Layer (NFHL).

Flood Zone Types in Port Isabel

FEMA assigns flood zone designations to areas in Port Isabel, Texas:

AE High Risk — 1% annual chance of flooding. Insurance required.

VE Very High Risk — Coastal flooding with wave action.

X (Shaded) Moderate Risk — 500-year floodplain.

X Low Risk — Outside major floodplains.

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Flood Insurance in Port Isabel

Properties in Port Isabel that are in FEMA Special Flood Hazard Areas (zones A and V) with federally backed mortgages are required to carry flood insurance.

Even in low-risk zones, flood insurance is recommended — over 20% of NFIP claims come from outside high-risk areas. Visit FloodSmart.gov for quotes.

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