Douglas County, CO

FEMA National Risk Index scores, disaster declarations & hazard data

Population: 357,700 · Cities: Castle Rock , Parker , Castle Pines , Lone Tree

Relatively Moderate Riskier than 89% of US counties
Very Low Relatively Low Relatively Moderate Relatively High Very High

Douglas County has experienced 13 federally declared disasters since 1965, most recently Severe Storms, Flooding, And Tornadoes in 2023. Its overall natural hazard risk is rated Relatively Moderate — near the middle compared to other US counties.

Douglas County's highest-rated hazards are lightning, hail, and wildfire, with its top risk rated "Very High" by FEMA's National Risk Index. NOAA records 150 storm events in the county over the past decade. Community vulnerability is relatively low (2nd percentile nationally), indicating stronger recovery capacity than most US counties.

Past disasters & FEMA designations

A federal disaster declaration officially designates a county for FEMA disaster assistance. Douglas County has been designated in 13 declarations since 1965, covering 7 disaster types including flood (3), fire (3), biological (2).

2002–2026
Year Type Event name
2023 Flood Severe Storms, Flooding, And Tornadoes
2020 Biological Covid-19 Pandemic
2020 Biological Covid-19
2007 Snowstorm Snow
2005 Coastal Storm Hurricane Katrina Evacuation
2004 Fire Co - Cherokee Ranch Wildfire - 10/29/2003
2003 Snowstorm Snow
2002 Fire Wildfires
2002 Fire Co - Schoonover Fire - 05/23/02
1977 Drought Drought

Showing the 10 most recent of 13 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 Relatively High 98.4 0 0
Inland Flooding Relatively Moderate 86.9 2 0 $45K
Coastal Flooding Not Applicable 0 0
Earthquake Relatively Low 62.4 1
Heat Wave Relatively Low 54.8 0 0
Tornado Relatively High 93.4 3 0
Hurricane Not Applicable 0 0
Hail Relatively High 98.6 142 0
Strong Wind Relatively High 93 0 0
Winter Weather Very High 96.6 0 0
Ice Storm Relatively Low 42.6
Cold Wave Relatively Low 63.8
Lightning Very High 99.3 3 1 $6K
Drought Relatively Low 34.5 0 0
Landslide Relatively Low 78.2 0 0
Avalanche Very Low 9.6
Tsunami Not Applicable
Volcanic Activity Very Low 64.2

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

Douglas County ranks in the 2nd percentile (Very low) 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 2nd Very low
Socioeconomic status 1st Very low
Household characteristics 8th Very low
Racial & ethnic minority status 54th Moderate
Housing type & transportation 6th Very low

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 96th Very High
Risk to homes 98th Very High
Buildings in direct exposure zone 31.4%

NOAA tracked 150 weather events in this county over 2016–2025: 76 in 2016–20 vs 74 in 2021–25 (-3% — relatively stable).

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 Douglas County with other counties → All Colorado counties →

Frequently asked questions

What natural hazards pose the greatest risk in Douglas County?

According to the FEMA National Risk Index, the highest-risk hazards in Douglas County, Colorado are lightning, hail, and wildfire. The county's overall natural hazard risk is rated Relatively Moderate — near the middle compared to other US counties.

Has Douglas County received federal disaster declarations?

Yes. Douglas County has received 13 federal disaster declarations since 1965, including declarations in 2023. The most common disaster type on record is flood (3 declarations).

Has Douglas County had any FEMA disaster declarations in 2024, 2025, or 2026?

No federal disaster declarations have been recorded for Douglas County since the start of 2024. Its most recent declaration on record is Severe Storms, Flooding, And Tornadoes in 2023.

How does Douglas County's natural hazard risk compare to nearby counties?

Among neighboring counties, Denver County, CO has the highest overall natural hazard risk (Relatively High) and Elbert County, CO has the lowest (Very Low). Douglas County is rated Relatively Moderate overall.

How is Douglas County's composite disaster risk index calculated?

Douglas 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. Douglas County's composite score of 89 means its overall natural hazard risk is higher than 89% of US counties.

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