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

Lapeer County Disaster Risk

Lapeer County, Michigan

FEMA Risk Rating

Relatively Low

National Percentile

66th

of 3,144 counties

State Rank

#27

of 83 (1 = highest risk)

Flood Risk

68th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Relatively Low

Higher than 68% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Very Low

Higher than 17% of US counties

Tornado

Tornado and severe thunderstorm risk

Moderate

Higher than 84% of US counties

Earthquake

Seismic activity and ground shaking risk

Very Low

Higher than 36% of US counties

Hurricane

Tropical cyclone and hurricane risk

Very Low

Higher than 30% of US counties

Risk Overview

About Natural Disaster Risk in Lapeer County, Michigan

Lapeer County faces moderate risk

With a composite risk score of 66.41, Lapeer County ranks as relatively low risk but notably higher than Michigan's state average of 49.56. The county's exposure is concentrated in tornadoes and flooding rather than distributed across multiple hazards.

Mid-range risk across Michigan

Lapeer County's composite risk score of 66.41 places it in the middle tier of Michigan counties by hazard exposure. The county faces significantly higher tornado and flood risks than state averages, driven by its Thumb region geography.

Higher risk than surrounding counties

Lapeer County's risk score of 66.41 exceeds Leelanau County (48.35) but trails the state's highest-risk counties like Kent (92.21) and Livingston (73.47). Its tornado exposure of 84.48 stands out as particularly concerning among peer counties.

Tornadoes and floods are primary threats

Lapeer County faces tornado risk of 84.48 and flood risk of 68.42, both significantly elevated compared to state averages. These two hazards account for the vast majority of the county's composite risk profile.

Prioritize flood and wind coverage

Given Lapeer County's high tornado and flood exposure, homeowners should ensure wind and hail riders are included in their policies and consider flood insurance through the NFIP. Storm-resistant construction features like reinforced roofing and safe rooms offer valuable protection.

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

Preparedness Guide

What to Prepare for in Lapeer County

Top Hazards by Exposure

  1. #1
    TornadoPrepare
    84th percentile
  2. #2
    FloodPrepare
    68th percentile
  3. #3
    EarthquakePrepare
    36th percentile

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

Risk Advisory: Lapeer County

Risk Verdict

At the 66th percentile nationally, Lapeer County experiences a manageable level of natural hazard risk that falls below the U.S. median. Lapeer County's risk profile calls for targeted preparedness, focusing on the hazard categories that dominate the county's score.

Hazard Breakdown

Tornado risk is Lapeer County's dominant natural hazard, ranked at the 84th percentile nationally under FEMA's National Risk Index. Flood ranks second at the 68th percentile nationally. Additional tracked hazards include earthquake (36th percentile), hurricane (30th percentile), wildfire (17th percentile).

Preparedness Context

Lapeer County's primary hazard, tornado, ranks at the 84th percentile nationally. In Lapeer County, mobile homes and manufactured housing face significantly higher tornado risk than site-built structures; residents in these homes should identify the nearest permanent community shelter in advance. Flood is the second hazard driver for Lapeer County at the 68th percentile nationally, meaning households should maintain awareness of both severe-weather and flood-specific warning systems. The highest-risk window for tornado fatalities is overnight, when Lapeer County residents may be asleep. A NOAA weather radio with overnight alert capability is the single most impactful low-cost preparedness step available to Lapeer County households.

Regional Context

Lapeer County falls 16.9 points above Michigan's typical county risk level, which means the hazard environment here is notably more demanding than the state baseline.

Is your household prepared for Lapeer 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 Lapeer County, MI?
Lapeer County has a FEMA National Risk Index rating of Relatively Low, placing it in the 66th 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 Lapeer County?
Lapeer County is evaluated for five major natural hazard types: tornado (84th percentile), flooding (68th percentile), earthquake (36th percentile), hurricane (30th percentile), wildfire (17th percentile). The highest-risk hazard is tornado at the 84th 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 Lapeer County risk compare to the Michigan average?
Lapeer County's composite risk percentile is 66th, compared to the Michigan state average of 50th percentile. The state's overall risk rating is Relatively Low. This means Lapeer County faces higher natural disaster risk than the typical county in Michigan.
Is Lapeer County at risk for tornado?
Yes, Lapeer County's tornado risk is at the 84th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Lapeer County is at the 68th 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 Lapeer County higher risk than average?
Lapeer County's composite risk score of 66th percentile is above the Michigan state average of 50th percentile. This elevated risk is driven by tornado exposure (84th percentile), along with flooding 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.