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2025 County Report

Fires in Lenawee County, MI

In 2025, fire departments serving Lenawee County responded to 902 fire and hazmat incidents — including a single $300K property loss.

46,146 residents FIPS 26091 48 cities · 16 fire depts
Total incidents
902
5,838 across 5 years
Building fires
159
87 wildland
Property loss
$5.2M
$3.8M structure · $1.5M contents
Casualties
0 / 5
0 civ deaths · 3 civ inj · 2 FF inj
01 The mix

What kinds of fires happen here?

Building fires lead by count. Top five categories make up about 54% of all calls.

902
Total Incidents
Building fires 159 17.6%
Power line down 149 16.5%
Hazardous condition, other 76 8.4%
Gas leak (natural gas or LPG) 54 6.0%
Electrical wiring/equipment problem, other 51 5.7%
All other categories 413 45.8%
02 Seasonality

When do fires happen in Lenawee County?

Mar peaks. Dec dips.

Jan 42
Feb 58
Mar 174
Apr 82
May 73
Jun 99
Jul 98
Aug 73
Sep 60
Oct 67
Nov 44
Dec 32
03 Five-year trend

Year over year in Lenawee County

5,838 incidents from 2021 through 2025.

YearIncidents 
2021 1,115
2022 1,134
2023 1,727
2024 960
2025 902
04 Cause of ignition

What sparks building fires?

For the 159 building fires departments responded to in 2025, here's how investigators classified them.

Unintentional
41%
76
Cause undetermined
22%
41
Intentional / arson
11%
20
Equipment / heat source failure
11%
20
Under investigation
8%
15
Act of nature (lightning)
7%
2
05 The biggest fires

10 fires · $2.0M in losses

Largest single-incident property losses in Lenawee County during 2025. These 10 fires alone account for 54% of the county's total.

#Property lossCityTypeSeverity
1 $300,000 Manitou Beach Building fires Major
2 $250,000 Ottawa Lake Post Off Building fires Major
3 $220,000 Manitou Beach Building fires Significant
4 $200,000 Addison Building fires Significant
5 $200,000 TECUMSEH Building fires Significant
6 $200,000 BRITTON Building fires Significant
7 $190,000 Manitou Beach Building fires Significant
8 $190,000 Ottawa Lake Post Off Off-road vehicle or heavy equipment fire Significant
9 $150,000 Blissfield Building fires Significant
10 $150,000 BRITTON Building fires Significant
06 How Lenawee County compares

Lenawee County vs MI vs the nation

Per-capita rates let us compare apples to apples.

19.55
Incidents per 1,000 residents
Lenawee County
19.55
MI avg
14.06
US avg
7.15
3.45
Building fires per 1,000 residents
Lenawee County
3.45
MI avg
2.09
US avg
0.82
0
Civilian fire deaths per million
Lenawee County
0
MI avg
13.6
US avg
5.8
07 Cities in this county

Largest cities in Lenawee County

12 cities mapped to FIPS 26091.

08 First responders

Busiest fire departments in Lenawee County

16 departments report from this county.

Addison FD
Addison
FDID 04601 136 incidents
City of Adrian
Adrian
FDID 04602 129 incidents 19 paid
Tecumseh FD
Tecumseh
FDID 04619 117 incidents 4 paid
Morenci FD
Morenci
FDID 04612 56 incidents 27 vol
CITY OF HUDSON FIRE DEPARTMENT
HUDSON
FDID 04609 49 incidents
09 Historical wildfires

Largest fires recorded in MI

Top 10 fire perimeters by acres burned (state-scoped fallback while we build out per-county polygons).

#NameYearAgencyAcres
1 Brittle 2021 USFS 5,666
2 21-SLBE Lasso Loop burn 2021 NPS 577
3 21-SLBE Peterson 2021 NPS 512
4 21-SLBE Otter Creek burn 2021 NPS 506
5 Horn 2021 NPS 485
6 Unhappy Camper 2015 USFS 471
7 21-SLBE Bass Lake burn 2021 NPS 405
8 Good Harbor Trail RX 2023 NPS 342
9 Summit Lake 2024 USFS 327
10 MISNR-FY19-RX-Red Pine Natural Area 2019 FWS 172

About this data

County-level NFIRS aggregates for 2025, plus 5-year totals across 2021–2025. NFIRS is voluntary — about 23,000 of roughly 30,000 US fire departments report — so totals are a strong indicator, not a complete census. Wildfire risk score (0–100) and Expected Annual Loss come from FEMA's National Risk Index. Drought class is the most recent USDM classification (D0 = abnormally dry through D4 = exceptional drought). Historical fire perimeters are sourced from the NIFC InterAgency Fire Perimeter History.