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ZIP-level NFIRS data

Fires in ZIP 01701

ZIP 01701 recorded 318 fire and hazmat incidents in 2025, 1,410 across 2021–2025. Primary county: Middlesex County, MA. FEMA NRI rates wildfire risk here as High.

ZIP 01701 FIPS 25017 ZIP-level
Total incidents (2025)
318
1,410 across 5 years
Building fires
14
36 wildland
Wildfire risk
73
FEMA NRI · High
Active fires
0
in Middlesex County
01 Five-year trend

Year over year in ZIP 01701

1,410 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 279
2022 246
2023 274
2024 293
2025 318
02 Seasonality

When do fires happen in ZIP 01701?

Apr peaks. Feb dips. Aggregated across all 5 years inside this ZIP.

Jan 122
Feb 92
Mar 101
Apr 141
May 114
Jun 111
Jul 132
Aug 128
Sep 120
Oct 124
Nov 118
Dec 107
03 Top incident types

What kinds of calls lead in ZIP 01701?

Top 5 NFIRS incident types for ZIP 01701 across 2021–2025.

#Incident typeCountShare 
1 Cooking fire, confined to container 374 26.5%
2 Gas leak (natural gas or LPG) 97 6.9%
3 Carbon monoxide incident 92 6.5%
4 Unauthorized burning 87 6.2%
5 Electrical wiring/equipment problem, other 80 5.7%
04 Cause of ignition

What sparks fires in ZIP 01701?

For the 14 building fires reported here in 2025, here's how investigators classified ignition cause.

Unintentional
57%
86
Cause undetermined
9%
13
Intentional / arson
3%
4
Equipment / heat source failure
27%
41
Under investigation
1%
2
Act of nature (lightning)
3%
4
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 01701 fires across 2021–2025.

#Area of originCountShare 
1 Engine area, running gear, wheel area 29 19.3%
2 Undetermined 19 12.7%
3 Outside area, other 15 10.0%
4 Cooking area, kitchen 12 8.0%
5 Other 7 4.7%
6 Bedroom - < 5 persons; included are jail or prison 7 4.7%
7 Highway, parking lot, street: on or near 5 3.3%
8 Storage: supplies or tools; dead storage 4 2.7%
9 All other areas 52 34.7%
06 What ignited it

The leading heat sources here

NFIRS HEAT_SOURC code — the physical thing that started the fire.

#Heat sourceCountShare 
1 Undetermined 52 34.7%
2 Heat from powered equipment, other 28 18.7%
3 Arcing 15 10.0%
4 Hot ember or ash 11 7.3%
5 Radiated, conducted heat from operating equipment 10 6.7%
6 Hot or smoldering object, other 8 5.3%
7 Spark, ember or flame from operating equipment 7 4.7%
8 Cigarette 4 2.7%
9 All other sources 15 10.0%
07 The biggest fires

8 fires · $1.9M in losses

Largest single-incident losses in ZIP 01701 across 2021–2025. These 8 fires alone account for 259% of the ZIP's 2025 reported total.

#Property lossTypeYearSeverity
1 $600,000 Building fires 2021 Major
2 $500,000 Building fires 2023 Major
3 $250,000 Building fires 2025 Major
4 $200,000 Building fires 2025 Significant
5 $100,000 Building fires 2021 Significant
6 $100,000 Building fires 2023 Significant
7 $100,000 Fire in portable building, fixed location 2023 Significant
8 $100,000 Building fires 2024 Significant
08 Cities in this ZIP

Most active cities in ZIP 01701

Some ZIPs span multiple cities. Ranked by 5-yr NFIRS incidents inside ZIP 01701.

#City5-yr incidents 
1 Framingham 1,409
2 Newton 1
11 Current conditions

Right now in 01701

The figures above are historical. For today's air quality, fire-weather warnings, and active fires, go to the official sources.

About ZIP-level data

NFIRS reports each fire incident with a 5-digit address ZIP. We aggregate those rows directly to produce ZIP-level totals — 1,410 incidents in this ZIP across 2021–2025. Building-fire breakdowns (Area of Origin, Heat Source, ignition cause) only count fires investigators classified beyond the basic incident report. Because NFIRS reporting is voluntary, totals are a strong indicator rather than a complete census.