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2025 Annual Fire Report

Fires in Stow, Massachusetts

In 2025, fire departments serving Stow responded to 15 fire and hazmat incidents . Here's the full picture.

Updated Sep 27, 2026 Grade B+ Peak yr 2022 Middlesex County 7,111 residents 0 reporting departments 280 5-yr

Incomplete 2025 data. Stow's departments reported 15 incidents to NFIRS for 2025, against about 56 in a typical year, so 2025 figures on this page undercount. The 2021–2025 totals are the better guide.

Total incidents
15
Not comparable with 2024 (incomplete reporting)
Building fires
1
Residential 0% Other 100%
Property loss
$0
$0 structure · $0 contents
Deaths & injuries
0 / 0
0 civilian deaths · 0 civ injuries · 0 firefighter injuries
01 The mix

What kinds of fires happen here?

Gas leak (natural gas or LPG) lead by count. Building fires lead by dollars. Together the top five categories make up about 87% of all calls.

15
Total Incidents
Gas leak (natural gas or LPG) 4 26.7%
Power line down 3 20.0%
Unauthorized burning 3 20.0%
Brush, or brush and grass mixture fire 2 13.3%
Fire, other 1 6.7%
All other categories 2 13.3%
02 Seasonality

When do fires happen?

Apr peaks. Jan dips. Watch for the typical fall climb starting in October.

Jan 0
Feb 1
Mar 1
Apr 6
May 5
Jun 0
Jul 1
Aug 0
Sep 0
Oct 0
Nov 1
Dec 0
Fewer
More
2b Five-year trend

Year over year in Stow

280 incidents 2021–2025. Peak year was 2022. $1.1M cumulative property loss.

YearIncidentsYoY 
2021 57 —
2022 97 +70.2%
2023 84 -13.4%
2024* 27 —
2025* 15 —

* Well below Stow's usual volume. That almost always means one or more departments didn't submit a full year to NFIRS, not that fires dropped, so no year-over-year change is shown for it.

03 Cause of ignition

What sparks building fires?

For the 1 building fires Stow departments responded to in 2025, here's how they were classified once investigators were finished.

3b Where fires start

Where do fires start in Stow?

NFIRS Area of Origin (AREA_ORIG) for the 44 building fires investigators classified across 2021–2025. The room or location where ignition occurred — kitchens, bedrooms, exterior, vehicle areas — tells you where to focus prevention.

#Area of originCountShare 
1 Other 8 18.2%
2 Outside area, other 7 15.9%
3 Undetermined 7 15.9%
4 Cooking area, kitchen 4 9.1%
5 Engine area, running gear, wheel area 4 9.1%
6 Open area - outside; included are farmland, field 3 6.8%
7 Common room, den, family room, living room, lounge 2 4.5%
8 Storage area, other 2 4.5%
9 Structural area, other 2 4.5%
10 Wildland, woods 2 4.5%
11 All other areas 3 6.8%
3c What ignited it

What actually ignited the fire?

NFIRS Heat Source (HEAT_SOURC) — the physical thing that started it. Spark or ember from operating equipment, an open flame, smoking materials, or hot embers from a fireplace are the leading culprits nationwide. Here's the Stow mix.

#Heat sourceCountShare 
1 Heat source: other 15 34.1%
2 Undetermined 11 25.0%
3 Hot ember or ash 3 6.8%
4 Arcing 2 4.5%
5 Hot or smoldering object, other 2 4.5%
6 Heat from powered equipment, other 1 2.3%
7 Spark, ember or flame from operating equipment 1 2.3%
8 Radiated, conducted heat from operating equipment 1 2.3%
9 Heat, spark from friction 1 2.3%
10 Explosive, fireworks, other 1 2.3%
11 All other sources 6 13.6%
05 How Stow compares

Stow vs Massachusetts vs the nation

Per-capita rates let us compare apples to apples. Stow sits below the national average for incidents per resident.

2.11
Incidents per 1,000 residents
Stow
2.11
MA avg
8.75
US avg
7.48
0.14
Building fires per 1,000 residents
Stow
0.14
MA avg
0.57
US avg
0.85
0
Civilian fire deaths per million
Stow
0
MA avg
2.8
US avg
5.9
5c Wildfires nearby

Wildfires within 50 mi of Stow

Top 25 wildfires (1992+) in the FPA-FOD ignitions database, scaled by acres. 3,811 acres burned in this 50-mile radius. Each dot is a fire — bigger dots burned more land.

50 mi radius
YearCauseAcresDistance 
2005 Missing data/not specified/undetermined 800 8.0 mi
2008 Missing data/not specified/undetermined 700 8.0 mi
2003 Missing data/not specified/undetermined 300 19.8 mi
2002 Missing data/not specified/undetermined 300 8.0 mi
2014 Missing data/not specified/undetermined 256 8.0 mi
2015 Missing data/not specified/undetermined 250 8.7 mi
2007 Missing data/not specified/undetermined 186 28.3 mi
2016 Missing data/not specified/undetermined 172 8.0 mi
2004 Missing data/not specified/undetermined 120 37.6 mi
2014 Missing data/not specified/undetermined 90 29.3 mi
2020 Missing data/not specified/undetermined 79 8.2 mi
2018 Debris and open burning 58 7.9 mi
5d Top ZIPs

Where in Stow do fires concentrate?

Top 1 ZIP codes by NFIRS incident count across 2021–2025. Each ZIP has its own fire profile — dive in for neighborhood-level context.

#ZIP5-yr incidents 
1 01775 280
5e Peer cities

Cities similar to Stow

Six Massachusetts cities with population within ±25% of Stow. Useful comparison targets — same state, similar size, different fire profile.

07 Stay prepared

Before the next Red Flag day.

A 30-minute weekend can cut your home's exposure substantially. These four checklists are a good starting point.

About this data

Numbers reflect incidents reported by participating fire departments to the National Fire Incident Reporting System (NFIRS) Public Data Release for calendar year 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. Per-capita comparisons use 2023 ACS population estimates. Wildland fire data complements NFIRS with NIFC and USFS perimeters. Active-fire counts come from a dated NIFC snapshot, not a live feed.