DisasterAWARE
7
Very High

flood Flood Risk in Jacksonville, FL

Risk Level: Very High — Score 7/10

FEMA: 7Historical: 10

Live Flood alert status near Jacksonville

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Live flood map around Jacksonville

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Key Risk Factors

  • FEMA rates Jacksonville's county as Relatively High risk
  • Estimated annual loss of $134M from this hazard type
  • Extensive history of significant events in this area
  • High recent activity — multiple events in the 12 months to Aug 9, 2026
  • Average annual frequency: 3.5 events per year

Peak season: March-September

Last significant event: Flood - Jacksonville, FL Region, United States (2024-09-04) — 265,000 people exposed

Highest Risk Cities for Floods

1
New York, NY
FEMA: 9Historical: 10
2
Los Angeles, CA
FEMA: 9Historical: 10
3
Chicago, IL
FEMA: 9Historical: 10
4
Houston, TX
FEMA: 9Historical: 10
5
Phoenix, AZ
FEMA: 9Historical: 10
6
Philadelphia, PA
FEMA: 9Historical: 10
7
San Antonio, TX
FEMA: 9Historical: 10
8
San Diego, CA
FEMA: 9Historical: 10
9
Dallas, TX
FEMA: 9Historical: 10
10
San Jose, CA
FEMA: 9Historical: 10
Jacksonville is not in the top 10 for flood risk among tracked cities.

How Jacksonville Compares

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Notable Flood Events Near Jacksonville

DisasterAWARE's historical archive records 5 notable flood events near Jacksonville, ranked below by impact. The most impactful: Flood - Jacksonville, FL Region, United States (September 2024) — 265,000 people exposed; $56,675M capital exposed.

Flood - Jacksonville, FL Region, United States

September 4, 2024 — WARNING

265,000 people exposed; $56,675M capital exposed

Flood - Jacksonville, FL Region, United States

August 18, 2022 — WARNING

Impact data not available

Flood - Jacksonville, FL Region, United States

July 19, 2021 — WARNING

Impact data not available

Flood - Jacksonville, FL Region, United States

May 28, 2019 — WARNING

Impact data not available

Floods - Florida (Jacksonville), United States

August 21, 2012 — WARNING

Impact data not available

Flood Preparedness Tips

  • 1.Know if your property is in a flood zone — check FEMA maps
  • 2.Consider flood insurance even if not in a high-risk zone
  • 3.Never drive through flooded roadways — Turn Around, Don’t Drown
  • 4.Move valuables and important documents to upper floors
  • 5.Install sump pumps and check valves in plumbing

Related Pages

earthquake
Earthquake Risk in Jacksonville
Score: 5/10
wildfire
Wildfire Risk in Jacksonville
Score: 5/10
hurricane
Hurricane Risk in Jacksonville
Score: 7/10
tornado
Tornado Risk in Jacksonville
Score: 7/10
winter-storm
Winter Storm Risk in Jacksonville
Score: 7/10
landslide
Landslide Risk in Jacksonville
Score: 1/10
extreme-heat
Extreme Heat Risk in Jacksonville
Score: 7/10
drought
Drought Risk in Jacksonville
Score: 1/10
high-wind
High Wind Risk in Jacksonville
Score: 5/10
tsunami
Tsunami Risk in Jacksonville
Score: 0/10
flood
Flood Risk in Tampa, FL
Score: 7/10
flood
Flood Risk in Atlanta, GA
Score: 7/10
flood
Flood Risk in Miami, FL
Score: 9/10

How this data is built

Jacksonville, FL flood risk combines Historical Event Intelligence with authoritative hazard modeling from the Geospatial Intelligence Layers catalog. Live flood monitoring is available through the Event Intelligence API and the DisasterAWARE Platform.

The data behind this page

Every score and event here comes from DisasterAWARE's hazard database — available as downloadable historical datasets and a real-time API.

Historical flood event data for Jacksonville, FL — free dataset samples →Real-time flood alerts by API →

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