FloodZoneMap.org

Dillon County, South Carolina Flood Zones

Check an Address in Dillon County

Enter any address in Dillon County, South Carolina to see its FEMA flood zone

Dillon County Disaster History

Disaster Declarations
29
Flood/Coastal Disasters
2
Hurricane Disasters
16
Latest Disaster
SEVERE WINTER STORM (2026-01-21)

Source: OpenFEMA Disaster Declarations Summaries.

Recent Disaster Declarations in Dillon County

DeclarationTypeDate
SEVERE WINTER STORMWinter Storm2026-01-21
HURRICANE HELENETropical Storm2024-09-25
TROPICAL STORM DEBBYTropical Storm2024-08-04
HURRICANE DEBBYTropical Storm2024-08-04
HURRICANE IDALIAHurricane2023-08-29
HURRICANE IANHurricane2022-09-25
HURRICANE IANHurricane2022-09-25
COVID-19 Biological2020-01-20
COVID-19 PANDEMICBiological2020-01-20
HURRICANE DORIANHurricane2019-08-31

South Carolina Statewide Flood Insurance Data

County-level NFIP data coming soon. Here are South Carolina statewide figures for context:

Total NFIP Claims
49,595
Total Claims Paid
$1.0B
Active Policies
469,000
Avg Premium
$828/yr

Flood Zone Types in Dillon County

FEMA assigns flood zone designations to areas in Dillon County, South Carolina:

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.

View all flood zone types →

Flood Insurance in Dillon County

Properties in Dillon County, South Carolina that are in FEMA-designated Special Flood Hazard Areas (zones A and V) with federally backed mortgages are required to carry flood insurance.

Even outside high-risk zones, flood insurance is recommended. Over 20% of NFIP claims come from low and moderate-risk areas.

Visit FloodSmart.gov to find an agent and get a quote.