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

Polk County Disaster Risk

Polk County, Arkansas

FEMA Risk Rating

Relatively Low

National Percentile

46th

of 3,144 counties

State Rank

#50

of 75 (1 = highest risk)

Flood Risk

53th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Relatively Low

Higher than 53% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Moderate

Higher than 82% of US counties

Tornado

Tornado and severe thunderstorm risk

Relatively Low

Higher than 63% of US counties

Earthquake

Seismic activity and ground shaking risk

Relatively Low

Higher than 55% of US counties

Hurricane

Tropical cyclone and hurricane risk

Relatively Low

Higher than 46% of US counties

Risk Overview

About Natural Disaster Risk in Polk County, Arkansas

Polk County's risk picture

With a composite risk score of 46.12, Polk County sits comfortably below the national average and carries a Relatively Low overall risk rating. This means your county faces fewer natural disaster threats than most of America, though localized hazards still deserve attention.

Below average for Arkansas

Polk County's score of 46.12 ranks it well below Arkansas's state average of 55.51, placing it among the safer counties in the state. You're in a stronger position than most of your state's neighbors when it comes to natural disaster exposure.

Compared to nearby counties

Scott County (26.84) and Searcy County (27.74) are even safer, while Saline County (77.64) faces notably higher risks. Your risk profile puts you in the middle of this western Arkansas cluster, benefiting from mountainous terrain that reduces some hazards but not others.

Wildfire is your top threat

Wildfire risk in Polk County stands at 82.44, making it your most significant hazard—well above the state average. Tornado risk (63.49) and earthquake risk (55.47) are moderate concerns, but your lower flood risk (53.37) reflects the county's elevated terrain.

Insurance essentials for Polk

Prioritize homeowners insurance that covers wildfire damage, including ember intrusion and defensible space requirements. Consider earthquake coverage as a supplement, and maintain 100 feet of defensible space around structures to reduce wildfire vulnerability.

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

Preparedness Guide

What to Prepare for in Polk County

Top Hazards by Exposure

  1. #1
    WildfirePrepare
    82th percentile
  2. #2
    TornadoPrepare
    63th percentile
  3. #3
    EarthquakePrepare
    55th percentile

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

Risk Advisory: Polk County

Risk Verdict

Natural hazard pressure in Polk County is below the national midpoint, with a composite score at the 46th percentile. Even at the 46th percentile, Polk County's composite score reflects real hazard exposure categories — knowing which ones apply locally enables targeted, efficient household preparedness.

Hazard Breakdown

Wildfire risk is Polk County's dominant natural hazard, ranked at the 82th percentile nationally under FEMA's National Risk Index. Tornado ranks second at the 63th percentile nationally. Additional tracked hazards include earthquake (55th percentile), flood (53th percentile), hurricane (46th percentile).

Preparedness Context

With wildfire ranked at the 82th percentile nationally, Polk County is in a zone where air quality can deteriorate rapidly before structures are threatened. An N95 respirator and a HEPA air purifier are practical items for Polk County households to have on hand before fire season. The county's tornado exposure at the 63th percentile nationally complements the wildfire risk — saturating rain after burn scarring often triggers secondary flood and debris flow events. Defensible space, insurance review, and an evacuation plan are the three preparedness pillars for Polk County households — and the insurance review is the one most often deferred by Polk County residents and most costly to skip when a fire event actually occurs.

Regional Context

Polk County's composite risk score sits 9.4 points below the Arkansas county average, reflecting a more favorable hazard environment than the state typical.

Is your household prepared for Polk 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 Polk County, AR?
Polk County has a FEMA National Risk Index rating of Relatively Low, placing it in the 46th 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 Polk County?
Polk County is evaluated for five major natural hazard types: wildfire (82th percentile), tornado (63th percentile), earthquake (55th percentile), flooding (53th percentile), hurricane (46th percentile). The highest-risk hazard is wildfire at the 82th 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 Polk County risk compare to the Arkansas average?
Polk County's composite risk percentile is 46th, compared to the Arkansas state average of 56th percentile. The state's overall risk rating is Relatively Low. This means Polk County faces lower natural disaster risk than the typical county in Arkansas.
Is Polk County at risk for wildfire?
Yes, Polk County's wildfire risk is at the 82th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Polk County is at the 53th 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.
Is Polk County a safe place to live?
Polk County's composite risk score of 46th percentile is below the Arkansas state average of 56th percentile, indicating relatively lower exposure to natural hazards. However, no county is completely risk-free. The primary hazard type is wildfire at the 82th 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.