St. Joseph County, IN

FEMA National Risk Index scores, disaster declarations & hazard data

Population: 272,680 · Cities: South Bend , Mishawaka

Relatively Moderate Riskier than 86% of US counties
Very Low Relatively Low Relatively Moderate Relatively High Very High

St. Joseph County has experienced 17 federally declared disasters since 1965, most recently Severe Winter Storm in 2026. Its overall natural hazard risk is rated Relatively Moderate — near the middle compared to other US counties.

St. Joseph County's highest-rated hazards are cold wave, hail, and strong wind, with its top risk rated "Relatively High" by FEMA's National Risk Index. Recorded storm events have increased 36% over the past five years compared to the prior five-year period.

Past disasters & FEMA designations

A federal disaster declaration officially designates a county for FEMA disaster assistance. St. Joseph County has been designated in 17 declarations since 1965, covering 7 disaster types including severe storm (5), snowstorm (4), flood (3).

2002–2026
Year Type Event name
2026 Winter Storm Severe Winter Storm
2026 Flood Severe Storms, Straight-Line Winds, Tornadoes, And Flooding
2020 Biological Covid-19 Pandemic
2020 Biological Covid-19
2018 Flood Severe Storms And Flooding
2009 Severe Storm Severe Storms, Tornadoes, And Flooding
2008 Severe Storm Severe Storms And Flooding
2008 Severe Storm Severe Storms And Flooding
2007 Snowstorm Snow
2005 Severe Storm Severe Winter Storms And Flooding

Showing the 10 most recent of 17 total declarations since 1965.

Source: FEMA OpenFEMA Disaster Declarations Summaries. A single disaster can produce more than one record per county. Data current through September 2026.

Risk by hazard type

Hazard Risk rating Risk score Recorded events Deaths Prop. damage
Wildfire Very Low 22.2 0 0
Inland Flooding Relatively Moderate 85.4 11 1 $6.2M
Coastal Flooding Not Applicable 0 0
Earthquake Relatively Low 78.3
Heat Wave Relatively Moderate 79.2 0 0
Tornado Relatively High 90.5 8 0 $45K
Hurricane Very Low 43.6 0 0
Hail Relatively High 94.2 44 0 $45K
Strong Wind Relatively High 90.7 0 0
Winter Weather Relatively Moderate 83.3 0 0
Ice Storm Relatively Moderate 65.4
Cold Wave Relatively High 96.9
Lightning Relatively Moderate 80.4 3 0 $231K
Drought Very Low 12.9 0 0
Landslide Very Low 50.3 0 0
Avalanche Not Applicable
Tsunami Not Applicable
Volcanic Activity Not Applicable

Scores are 0–100 percentiles relative to all US counties — higher means more exposed, not that a disaster is likely this year. Event counts: NOAA Storm Events 2016–2026; earthquake counts from USGS ComCat (M3.0+, 1996–2026). See the methodology page for details.

Community vulnerability

St. Joseph County ranks in the 61st percentile (Moderate) for community vulnerability — a measure of how hard disaster impacts tend to hit residents. Higher vulnerability means more displacement, worse health outcomes, and slower recovery after a disaster.

SVI theme Percentile Vulnerability level
Overall 61st Moderate
Socioeconomic status 52nd Moderate
Household characteristics 54th Moderate
Racial & ethnic minority status 66th Moderate
Housing type & transportation 69th Moderate

Source: CDC/ATSDR Social Vulnerability Index 2022. Percentiles compare counties nationally — higher means more vulnerable relative to other counties. See CDC SVI for full methodology.

Future risk outlook

Wildfire metric National percentile Level
Burn probability 3rd Very Low
Risk to homes 3rd Very Low
Buildings in direct exposure zone 20.6%

NOAA tracked 66 weather events in this county over 2016–2025: 28 in 2016–20 vs 38 in 2021–25 (+36% — frequency increasing).

Wildfire: USDA Forest Service Wildfire Risk to Communities (RDS-2020-0016-2) — modeled values, not annual forecasts. See wildfirerisk.org. Inland flood and heat projections pending data availability; coastal sea-level projections are available for select coastal counties below — see the data page.

Nearby counties

Compare St. Joseph County with other counties → All Indiana counties →

Frequently asked questions

What natural hazards pose the greatest risk in St. Joseph County?

According to the FEMA National Risk Index, the highest-risk hazards in St. Joseph County, Indiana are cold wave, hail, and strong wind. The county's overall natural hazard risk is rated Relatively Moderate — near the middle compared to other US counties.

Has St. Joseph County received federal disaster declarations?

Yes. St. Joseph County has received 17 federal disaster declarations since 1965, including declarations in 2026. The most common disaster type on record is severe storm (5 declarations).

Has St. Joseph County had any FEMA disaster declarations in 2024, 2025, or 2026?

Yes. Recent federal disaster declarations for St. Joseph County include Severe Winter Storm (2026), Severe Storms, Straight-Line Winds, Tornadoes, And Flooding (2026). See the declarations table above for the full history since 1965.

How does St. Joseph County's natural hazard risk compare to nearby counties?

Among neighboring counties, Elkhart County, IN has the highest overall natural hazard risk (Relatively Moderate) and Starke County, IN has the lowest (Very Low). St. Joseph County is rated Relatively Moderate overall.

How is St. Joseph County's composite disaster risk index calculated?

St. Joseph County's composite disaster risk index — officially FEMA's National Risk Index (NRI) — scores every US county on a 0–100 percentile scale across 18 natural hazard types, factoring in expected annual loss, social vulnerability, and community resilience. St. Joseph County's composite score of 86 means its overall natural hazard risk is higher than 86% of US counties.

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