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ZIP-level NFIRS data

Fires in ZIP 20180

ZIP 20180 recorded 68 fire and hazmat incidents in 2025, 235 across 2021–2025. Primary county: Loudoun County, VA.

ZIP 20180 FIPS 51107 ZIP-level
Total incidents (2025)
68
235 across 5 years
Building fires
3
7 wildland
Wildfire risk
37
FEMA NRI · Low
Active fires
0
in Loudoun County
01 Five-year trend

Year over year in ZIP 20180

235 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 38
2022 38
2023 48
2024 43
2025 68
02 Seasonality

When do fires happen in ZIP 20180?

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

Jan 24
Feb 19
Mar 37
Apr 32
May 11
Jun 18
Jul 14
Aug 11
Sep 15
Oct 21
Nov 14
Dec 19
03 Top incident types

What kinds of calls lead in ZIP 20180?

Top 5 NFIRS incident types for ZIP 20180 across 2021–2025.

#Incident typeCountShare 
1 Gas leak (natural gas or LPG) 37 15.7%
2 Authorized controlled burning 28 11.9%
3 Power line down 25 10.6%
4 Building fires 20 8.5%
5 Fire, other 10 4.3%
04 Cause of ignition

What sparks fires in ZIP 20180?

For the 3 building fires reported here in 2025, here's how investigators classified ignition cause.

Unintentional
58%
26
Cause undetermined
2%
1
Intentional / arson
11%
5
Equipment / heat source failure
11%
5
Under investigation
11%
5
Act of nature (lightning)
7%
3
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 20180 fires across 2021–2025.

#Area of originCountShare 
1 Undetermined 13 28.9%
2 Open area - outside; included are farmland, field 9 20.0%
3 Other 5 11.1%
4 Outside area, other 3 6.7%
5 Exterior balcony, unenclosed porch 2 4.4%
6 Exterior stairway, ramp, or fire escape 1 2.2%
7 Egress/exit, other 1 2.2%
8 Common room, den, family room, living room, lounge 1 2.2%
9 All other areas 10 22.2%
06 What ignited it

The leading heat sources here

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

#Heat sourceCountShare 
1 Undetermined 16 35.6%
2 Heat from powered equipment, other 5 11.1%
3 Heat source: other 3 6.7%
4 Flying brand, ember, spark 3 6.7%
5 Arcing 2 4.4%
6 Hot or smoldering object, other 2 4.4%
7 Hot ember or ash 2 4.4%
8 Candle 2 4.4%
9 All other sources 10 22.2%
07 The biggest fires

4 fires · $790K in losses

Largest single-incident losses in ZIP 20180 across 2021–2025. These 4 fires alone account for 0% of the ZIP's 2025 reported total.

#Property lossTypeYearSeverity
1 $680,000 Building fires 2024 Major
2 $80,000 Building fires 2024 Significant
3 $18,000 Fire, other 2024 Significant
4 $12,310 Building fires 2021 Significant
08 Cities in this ZIP

Most active cities in ZIP 20180

Some ZIPs span multiple cities. Ranked by 5-yr NFIRS incidents inside ZIP 20180.

#City5-yr incidents 
1 Lovettsville 233
2 Leesburg 2
11 Current conditions

Right now in 20180

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 — 235 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.