riskbycounty
FEMA NRI 1.19.0Updated Nov 2023 · Coverage 2014–2023Methodology

Douglas County Disaster Risk

Douglas County, Colorado

FEMA Risk Rating

Relatively Moderate

National Percentile

89th

of 3,144 counties

State Rank

#9

of 64 (1 = highest risk)

Flood Risk

87th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Moderate

Higher than 87% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Relatively High

Higher than 98% of US counties

Tornado

Tornado and severe thunderstorm risk

Moderate

Higher than 93% of US counties

Earthquake

Seismic activity and ground shaking risk

Relatively Low

Higher than 62% of US counties

Risk Overview

About Natural Disaster Risk in Douglas County, Colorado

Douglas County faces substantial multi-hazard risk

Douglas County scores 88.71 on composite disaster risk, rated Relatively Moderate—more than double Colorado's state average of 40.67. This reflects exposure across flood, wildfire, tornado, and earthquake hazards simultaneously.

Third-highest risk tier in Colorado

Douglas County ranks among the top most-threatened counties in Colorado, primarily due to rapid suburban growth in hazard-prone areas. Its location south of Denver puts it in a convergence zone for tornadoes, flooding, and wildfire.

High risk even among Front Range counties

Douglas's score of 88.71 closely matches El Paso (94.05) and exceeds Denver (95.23) in some hazard categories. It is substantially riskier than Elbert (36.58) and Fremont (68.58) to the south and west.

Wildfire and tornado threats dominate

Douglas residents face wildfire risk of 98.38 and tornado risk of 93.35—both near-critical levels. Flooding is also significant at 86.93, driven by drainage patterns in this rapidly developing county.

Invest in triple-layer protection

Douglas County homeowners should secure flood insurance, review wind/hail coverage, and maintain defensible space against wildfire. Given the county's explosive growth, verify that your insurance reflects current home value and replacement cost.

Source: FEMA National Risk Index · Narrative reviewed by Evan Brooks, Data Editor

Preparedness Guide

What to Prepare for in Douglas County

Top Hazards by Exposure

  1. #1
    WildfirePrepare
    98th percentile
  2. #2
    TornadoPrepare
    93th percentile
  3. #3
    FloodPrepare
    87th percentile

Source: FEMA National Risk Index v1.19.0 · Percentiles are national (3,144 counties)

Risk Advisory: Douglas County

Risk Verdict

Natural hazard risk in Douglas County is higher than the majority of U.S. counties, with a national composite rank of 89th. Douglas County's elevated composite score reflects cumulative multi-hazard exposure; households should prepare for the county's two or three primary hazard types.

Hazard Breakdown

Wildfire risk is Douglas County's dominant natural hazard, ranked at the 98th percentile nationally under FEMA's National Risk Index. Tornado ranks second at the 93th percentile nationally. Additional tracked hazards include flood (87th percentile), earthquake (62th percentile).

Preparedness Context

At the 98th percentile nationally for wildfire, Douglas County residents should verify whether their insurance policy includes replacement cost coverage for structures and whether the insurer still writes new policies in this fire-risk zone. The county's tornado exposure at the 93th percentile nationally complements the wildfire risk — saturating rain after burn scarring often triggers secondary flood and debris flow events. Local USFS or Cal Fire (where applicable) fire risk maps and seasonal Red Flag Warning alerts from the National Weather Service are two free resources Douglas County residents can use to stay ahead of rapidly changing wildfire conditions.

Regional Context

A composite score 48.0 points above the Colorado state average puts Douglas County in a higher-risk category than most counties in the state.

Is your household prepared for Douglas County's hazards?

Review FEMA's county-specific preparedness checklists and emergency planning guides.

FEMA Ready Guide →

Frequently Asked Questions

What is the natural disaster risk in Douglas County, CO?
Douglas County has a FEMA National Risk Index rating of Relatively Moderate, placing it in the 89th percentile nationally out of 3,144 counties. This composite score reflects the county's overall exposure to natural hazards including floods, wildfires, tornadoes, earthquakes, and hurricanes, weighted by expected annual loss and social vulnerability.
What types of natural hazards affect Douglas County?
Douglas County is evaluated for five major natural hazard types: wildfire (98th percentile), tornado (93th percentile), flooding (87th percentile), earthquake (62th percentile). The highest-risk hazard is wildfire at the 98th percentile nationally. These scores are derived from FEMA's National Risk Index, which analyzes expected annual loss, social vulnerability, and community resilience for each hazard type.
How does Douglas County risk compare to the Colorado average?
Douglas County's composite risk percentile is 89th, compared to the Colorado state average of 41th percentile. The state's overall risk rating is Very Low. This means Douglas County faces higher natural disaster risk than the typical county in Colorado.
Is Douglas County at risk for wildfire?
Yes, Douglas County's wildfire risk is at the 98th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Douglas County is at the 87th percentile.
How is natural disaster risk measured?
FEMA's National Risk Index (NRI) calculates risk scores for 18 natural hazard types across all U.S. counties and census tracts. The composite score combines Expected Annual Loss (estimated dollar losses from each hazard), Social Vulnerability (demographic factors affecting disaster impact), and Community Resilience (ability to recover). Percentile scores rank each county against all 3,144 U.S. counties, and risk ratings range from Very Low to Very High.
Why is Douglas County higher risk than average?
Douglas County's composite risk score of 89th percentile is above the Colorado state average of 41th percentile. This elevated risk is driven by wildfire exposure (98th percentile), along with tornado and flooding and earthquake risk. Geographic location, terrain, climate patterns, and proximity to flood zones or fault lines all influence a county's risk profile.
By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor

Data Source

Risk data sourced from the FEMA National Risk Index (NRI). Risk scores are relative rankings (0–100) across all US counties — not absolute risk measures. Higher scores indicate higher relative risk compared to other counties.

Disclaimer: This data is informational only. It is not financial, insurance, or legal advice. Always consult a qualified professional before making insurance or real estate decisions.