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ZIP-level NFIRS data

Fires in ZIP 20197

ZIP 20197 recorded 31 fire and hazmat incidents in 2025, 99 across 2021–2025. Primary county: Loudoun County, VA.

ZIP 20197 FIPS 51107 ZIP-level
Total incidents (2025)
31
99 across 5 years
Building fires
0
16 wildland
Wildfire risk
37
FEMA NRI · Low
Active fires
0
in Loudoun County
01 Five-year trend

Year over year in ZIP 20197

99 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 15
2022 13
2023 13
2024 27
2025 31
02 Seasonality

When do fires happen in ZIP 20197?

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

Jan 5
Feb 11
Mar 16
Apr 12
May 3
Jun 2
Jul 16
Aug 9
Sep 4
Oct 5
Nov 7
Dec 9
03 Top incident types

What kinds of calls lead in ZIP 20197?

Top 5 NFIRS incident types for ZIP 20197 across 2021–2025.

#Incident typeCountShare 
1 Power line down 16 16.2%
2 Authorized controlled burning 11 11.1%
3 Gas leak (natural gas or LPG) 9 9.1%
4 Forest, woods or wildland fire 8 8.1%
5 Brush, or brush and grass mixture fire 7 7.1%
04 Cause of ignition

What sparks fires in ZIP 20197?

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

Unintentional
37%
10
Cause undetermined
7%
2
Intentional / arson
22%
6
Equipment / heat source failure
15%
4
Under investigation
7%
2
Act of nature (lightning)
12%
3
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 20197 fires across 2021–2025.

#Area of originCountShare 
1 Open area - outside; included are farmland, field 7 25.9%
2 Other 4 14.8%
3 Outside area, other 4 14.8%
4 Engine area, running gear, wheel area 3 11.1%
5 Wildland, woods 3 11.1%
6 Undetermined 2 7.4%
7 Entrance way, lobby 1 3.7%
8 Cooking area, kitchen 1 3.7%
9 All other areas 2 7.4%
06 What ignited it

The leading heat sources here

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

#Heat sourceCountShare 
1 Undetermined 7 25.9%
2 Heat from powered equipment, other 4 14.8%
3 Hot or smoldering object, other 3 11.1%
4 Hot ember or ash 3 11.1%
5 Match 2 7.4%
6 Heat source: other 1 3.7%
7 Spark, ember or flame from operating equipment 1 3.7%
8 Fireworks 1 3.7%
9 All other sources 5 18.5%
07 The biggest fires

1 fires · $198K in losses

Largest single-incident losses in ZIP 20197 across 2021–2025. These 1 fires alone account for 0% of the ZIP's 2025 reported total.

#Property lossTypeYearSeverity
1 $198,000 Building fires 2023 Significant
08 Cities in this ZIP

Most active cities in ZIP 20197

Some ZIPs span multiple cities. Ranked by 5-yr NFIRS incidents inside ZIP 20197.

#City5-yr incidents 
1 Leesburg 1
2 Purcellville 1
11 Current conditions

Right now in 20197

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 — 99 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.