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ZIP-level NFIRS data

Fires in ZIP 27231

ZIP 27231 recorded 14 fire and hazmat incidents in 2025, 135 across 2021–2025. Primary county: Orange County, NC.

ZIP 27231 FIPS 37135 ZIP-level
Total incidents (2025)
14
135 across 5 years
Building fires
0
5 wildland
Wildfire risk
28
FEMA NRI · Low
Active fires
0
in Orange County
01 Five-year trend

Year over year in ZIP 27231

135 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 36
2022 17
2023 43
2024 25
2025 14
02 Seasonality

When do fires happen in ZIP 27231?

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

Jan 13
Feb 6
Mar 35
Apr 4
May 6
Jun 16
Jul 18
Aug 7
Sep 5
Oct 7
Nov 9
Dec 9
03 Top incident types

What kinds of calls lead in ZIP 27231?

Top 5 NFIRS incident types for ZIP 27231 across 2021–2025.

#Incident typeCountShare 
1 Building fires 37 27.4%
2 Power line down 17 12.6%
3 Passenger vehicle fire 11 8.1%
4 Brush, or brush and grass mixture fire 11 8.1%
5 Grass fire 11 8.1%
04 Cause of ignition

What sparks fires in ZIP 27231?

For the 0 building fires reported here in 2025, here's how investigators classified ignition cause.

Unintentional
55%
30
Cause undetermined
7%
4
Intentional / arson
5%
3
Equipment / heat source failure
9%
5
Under investigation
16%
9
Act of nature (lightning)
8%
0
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 27231 fires across 2021–2025.

#Area of originCountShare 
1 Open area - outside; included are farmland, field 12 21.8%
2 Engine area, running gear, wheel area 10 18.2%
3 Undetermined 7 12.7%
4 Highway, parking lot, street: on or near 6 10.9%
5 Bedroom - < 5 persons; included are jail or prison 3 5.5%
6 Common room, den, family room, living room, lounge 2 3.6%
7 Function area, other 2 3.6%
8 Exterior balcony, unenclosed porch 2 3.6%
9 All other areas 11 20.0%
06 What ignited it

The leading heat sources here

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

#Heat sourceCountShare 
1 Undetermined 28 50.9%
2 Radiated, conducted heat from operating equipment 5 9.1%
3 Hot ember or ash 5 9.1%
4 Arcing 4 7.3%
5 Heat spread from another fire, other 4 7.3%
6 Heat source: other 2 3.6%
7 Cigarette 2 3.6%
8 Match 2 3.6%
9 All other sources 3 5.5%
11 Current conditions

Right now in 27231

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 — 135 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.