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

Houston County Disaster Risk

Houston County, Minnesota

FEMA Risk Rating

Very Low

National Percentile

30th

of 3,144 counties

State Rank

#55

of 87 (1 = highest risk)

Flood Risk

46th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Relatively Low

Higher than 46% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Very Low

Higher than 9% of US counties

Tornado

Tornado and severe thunderstorm risk

Very Low

Higher than 42% of US counties

Earthquake

Seismic activity and ground shaking risk

Very Low

Higher than 4% of US counties

Hurricane

Tropical cyclone and hurricane risk

Very Low

Higher than 8% of US counties

Risk Overview

About Natural Disaster Risk in Houston County, Minnesota

Houston County rates well below national average

With a composite risk score of 29.52, Houston County ranks as very low risk—substantially below the national average—placing residents in one of America's safer disaster zones. This favorable position reflects the county's southeastern location and limited exposure to extreme hazards.

Well-protected compared to Minnesota average

Houston County's 29.52 score sits notably below Minnesota's state average of 42.38, ranking among the safer Minnesota counties. Residents experience significantly reduced natural disaster risk compared to state peers, particularly urban centers like Hennepin.

Safest option among southeast Minnesota counties

Houston County's 29.52 is lower than Goodhue County (43.32) and Grant County (2.99), positioning it as one of the most protected areas in the region. Its location in Minnesota's southeastern corner contributes to this favorable risk profile.

Flooding and tornadoes require attention

Flood risk reaches 46.02 in Houston County, likely reflecting proximity to rivers and seasonal rainfall patterns in the bluffs region. Tornadoes rank second at 41.89, making spring storm preparedness essential despite the county's overall low-risk status.

Balanced coverage meets Houston County needs

Homeowners should maintain standard coverage including tornado and windstorm protection, then evaluate flood insurance based on local topography and stream proximity. Update your insurance annually and keep important documents in a waterproof, portable container for peace of mind.

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

Preparedness Guide

What to Prepare for in Houston County

Top Hazards by Exposure

  1. #1
    FloodPrepare
    46th percentile
  2. #2
    TornadoPrepare
    42th percentile
  3. #3
    WildfirePrepare
    9th percentile

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

Risk Advisory: Houston County

Risk Verdict

Houston County's natural disaster risk is among the lowest in the country, with a composite score at the 30th percentile nationally. A preparedness foundation — alert registration, household communication plan, and a basic supply review — costs little and remains valuable even at Houston County's favorable 30th percentile ranking.

Hazard Breakdown

Flood risk is Houston County's dominant natural hazard, ranked at the 46th percentile nationally under FEMA's National Risk Index. Tornado ranks second at the 42th percentile nationally. Additional tracked hazards include wildfire (9th percentile), hurricane (8th percentile), earthquake (4th percentile).

Preparedness Context

Houston County's top natural hazard is flood risk, ranked at the 46th percentile nationally. Homeowners here should confirm whether they are in a FEMA-designated flood zone and check if standard homeowners insurance covers flood damage — it typically does not. The county's second-ranked hazard, tornado at the 42th percentile nationally, means Houston County residents face compounding risks from multiple natural hazard types during peak seasons. For most Houston County households, the highest-return preparedness step is storing critical documents in digital cloud backup combined with a pre-designated family meeting point if communication is disrupted.

Regional Context

The Minnesota county average exceeds Houston County's score by 12.9 composite points — placing this county in the lower-risk tier relative to its in-state peers.

Is your household prepared for Houston 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 Houston County, MN?
Houston County has a FEMA National Risk Index rating of Very Low, placing it in the 30th 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 Houston County?
Houston County is evaluated for five major natural hazard types: flooding (46th percentile), tornado (42th percentile), wildfire (9th percentile), hurricane (8th percentile), earthquake (4th percentile). The highest-risk hazard is flooding at the 46th 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 Houston County risk compare to the Minnesota average?
Houston County's composite risk percentile is 30th, compared to the Minnesota state average of 42th percentile. The state's overall risk rating is Very Low. This means Houston County faces lower natural disaster risk than the typical county in Minnesota.
Is Houston County at risk for flooding?
Yes, Houston County's flooding risk is at the 46th percentile nationally. This is below the national median, indicating relatively lower exposure.
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.
Is Houston County a safe place to live?
Houston County's composite risk score of 30th percentile is below the Minnesota state average of 42th percentile, indicating relatively lower exposure to natural hazards. However, no county is completely risk-free. The primary hazard type is flooding at the 46th percentile. Residents should still maintain emergency preparedness plans and appropriate insurance coverage.
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.