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2025 Annual Fire Report

Fires in Burlington, Massachusetts

In 2025, fire departments serving Burlington responded to 36 fire and hazmat incidents . Here's the full picture.

Updated Sep 27, 2026 Grade B Peak yr 2024 Middlesex County 26,169 residents 0 reporting departments 828 5-yr

Incomplete 2025 data. Burlington's departments reported 36 incidents to NFIRS for 2025, against about 166 in a typical year, so 2025 figures on this page undercount. The 2021–2025 totals are the better guide.

Total incidents
36
Not comparable with 2024 (incomplete reporting)
Building fires
3
Residential 67% Other 33%
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 44% of all calls.

36
Total Incidents
Gas leak (natural gas or LPG) 4 11.1%
Electrical wiring/equipment problem, other 4 11.1%
Building fires 3 8.3%
Natural vegetation fire, other 3 8.3%
Cooking fire, confined to container 2 5.6%
All other categories 20 55.6%
02 Seasonality

When do fires happen?

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

Jan 21
Feb 13
Mar 0
Apr 1
May 0
Jun 1
Jul 0
Aug 0
Sep 0
Oct 0
Nov 0
Dec 0
Fewer
More
2b Five-year trend

Year over year in Burlington

828 incidents 2021–2025. Peak year was 2024. $809K cumulative property loss. 2 civilian deaths.

YearIncidentsYoY 
2021 176 —
2022 209 +18.8%
2023 195 -6.7%
2024 212 +8.7%
2025* 36 —

* Well below Burlington'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 3 building fires Burlington departments responded to in 2025, here's how they were classified once investigators were finished.

Unintentional
40%
4
Cause undetermined
10%
1
Intentional / arson
10%
1
Equipment / heat source failure
30%
3
Under investigation
10%
1
Act of nature (lightning)
0%
0
3b Where fires start

Where do fires start in Burlington?

NFIRS Area of Origin (AREA_ORIG) for the 295 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 Outside area, other 124 42.0%
2 Vehicle area, other 34 11.5%
3 Undetermined 22 7.5%
4 Engine area, running gear, wheel area 21 7.1%
5 Cooking area, kitchen 17 5.8%
6 Wildland, woods 14 4.7%
7 Highway, parking lot, street: on or near 11 3.7%
8 Open area - outside; included are farmland, field 8 2.7%
9 Other 4 1.4%
10 Bedroom - < 5 persons; included are jail or prison 4 1.4%
11 All other areas 36 12.2%
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 Burlington mix.

#Heat sourceCountShare 
1 Undetermined 136 46.1%
2 Cigarette 88 29.8%
3 Heat from powered equipment, other 17 5.8%
4 Heat source: other 13 4.4%
5 Hot or smoldering object, other 8 2.7%
6 Arcing 7 2.4%
7 Hot ember or ash 5 1.7%
8 Spark, ember or flame from operating equipment 4 1.4%
9 Heat from other open flame or smoking materials 4 1.4%
10 Radiated, conducted heat from operating equipment 3 1.0%
11 All other sources 10 3.4%
05 How Burlington compares

Burlington vs Massachusetts vs the nation

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

1.38
Incidents per 1,000 residents
Burlington
1.38
MA avg
8.75
US avg
7.48
0.11
Building fires per 1,000 residents
Burlington
0.11
MA avg
0.57
US avg
0.85
0
Civilian fire deaths per million
Burlington
0
MA avg
2.8
US avg
5.9
5c Wildfires nearby

Wildfires within 50 mi of Burlington

Top 25 wildfires (1992+) in the FPA-FOD ignitions database, scaled by acres. 3,662 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 22.3 mi
2008 Missing data/not specified/undetermined 700 22.3 mi
2003 Missing data/not specified/undetermined 300 15.3 mi
2002 Missing data/not specified/undetermined 300 22.3 mi
2014 Missing data/not specified/undetermined 256 22.3 mi
2015 Missing data/not specified/undetermined 250 22.8 mi
2007 Missing data/not specified/undetermined 186 12.4 mi
2016 Missing data/not specified/undetermined 172 22.2 mi
2014 Missing data/not specified/undetermined 90 13.1 mi
2020 Missing data/not specified/undetermined 79 22.5 mi
2018 Debris and open burning 58 23.3 mi
2016 Debris and open burning 55 45.3 mi
5d Top ZIPs

Where in Burlington do fires concentrate?

Top 2 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 01803 827
2 01805 1
5e Peer cities

Cities similar to Burlington

Six Massachusetts cities with population within ±25% of Burlington. 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.