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ZIP-level NFIRS data

Fires in ZIP 91351

ZIP 91351 recorded 60 fire and hazmat incidents in 2025, 336 across 2021–2025. Primary county: Los Angeles County, CA. FEMA NRI rates wildfire risk here as Very High.

ZIP 91351 FIPS 06037 ZIP-level
Total incidents (2025)
60
336 across 5 years
Building fires
6
13 wildland
Wildfire risk
100
FEMA NRI · Very High
Active fires
0
in Los Angeles County
01 Five-year trend

Year over year in ZIP 91351

336 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 75
2022 55
2023 78
2024 68
2025 60
02 Seasonality

When do fires happen in ZIP 91351?

Jul peaks. Jun dips. Aggregated across all 5 years inside this ZIP.

Jan 30
Feb 26
Mar 21
Apr 24
May 28
Jun 20
Jul 51
Aug 31
Sep 26
Oct 25
Nov 26
Dec 28
03 Top incident types

What kinds of calls lead in ZIP 91351?

Top 5 NFIRS incident types for ZIP 91351 across 2021–2025.

#Incident typeCountShare 
1 Outside rubbish, trash or waste fire 34 10.1%
2 Brush, or brush and grass mixture fire 28 8.3%
3 Gas leak (natural gas or LPG) 28 8.3%
4 Building fires 27 8.0%
5 Passenger vehicle fire 19 5.7%
04 Cause of ignition

What sparks fires in ZIP 91351?

For the 6 building fires reported here in 2025, here's how investigators classified ignition cause.

Unintentional
46%
38
Cause undetermined
5%
4
Intentional / arson
5%
4
Equipment / heat source failure
27%
22
Under investigation
13%
11
Act of nature (lightning)
4%
1
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 91351 fires across 2021–2025.

#Area of originCountShare 
1 Engine area, running gear, wheel area 20 24.1%
2 Cooking area, kitchen 7 8.4%
3 Outside area, other 6 7.2%
4 Common room, den, family room, living room, lounge 5 6.0%
5 Vehicle area, other 5 6.0%
6 Other 4 4.8%
7 Vehicle storage area; garage, carport 4 4.8%
8 Equipment or service area, other 4 4.8%
9 All other areas 28 33.7%
06 What ignited it

The leading heat sources here

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

#Heat sourceCountShare 
1 Heat from powered equipment, other 20 24.1%
2 Arcing 18 21.7%
3 Heat source: other 15 18.1%
4 Undetermined 12 14.5%
5 Radiated, conducted heat from operating equipment 4 4.8%
6 Hot or smoldering object, other 3 3.6%
7 Spark, ember or flame from operating equipment 2 2.4%
8 Hot ember or ash 1 1.2%
9 All other sources 8 9.6%
07 The biggest fires

8 fires · $2.1M in losses

Largest single-incident losses in ZIP 91351 across 2021–2025. These 8 fires alone account for 514% of the ZIP's 2025 reported total.

#Property lossTypeYearSeverity
1 $750,000 Building fires 2022 Major
2 $250,000 Building fires 2022 Major
3 $250,000 Building fires 2025 Major
4 $200,000 Fire in mobile prop. used as a fixed struc., other 2021 Significant
5 $200,000 Fire in mobile home used as fixed residence 2024 Significant
6 $150,000 Building fires 2021 Significant
7 $150,000 Outside storage fire 2021 Significant
8 $150,000 Building fires 2023 Significant
08 Cities in this ZIP

Most active cities in ZIP 91351

Some ZIPs span multiple cities. Ranked by 5-yr NFIRS incidents inside ZIP 91351.

#City5-yr incidents 
1 Santa Clarita 301
2 Claremont 1
11 Current conditions

Right now in 91351

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 — 336 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.