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ZIP-level NFIRS data

Fires in ZIP 21733

ZIP 21733 recorded 85 fire and hazmat incidents in 2025, 249 across 2021–2025. Primary county: Washington County, MD.

ZIP 21733 FIPS 24043 ZIP-level
Total incidents (2025)
85
249 across 5 years
Building fires
19
7 wildland
Wildfire risk
38
FEMA NRI · Low
Active fires
0
in Washington County
01 Five-year trend

Year over year in ZIP 21733

249 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 29
2022 43
2023 54
2024 38
2025 85
02 Seasonality

When do fires happen in ZIP 21733?

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

Jan 16
Feb 21
Mar 46
Apr 17
May 28
Jun 11
Jul 10
Aug 23
Sep 13
Oct 23
Nov 21
Dec 20
03 Top incident types

What kinds of calls lead in ZIP 21733?

Top 5 NFIRS incident types for ZIP 21733 across 2021–2025.

#Incident typeCountShare 
1 Building fires 35 14.1%
2 Power line down 24 9.6%
3 Authorized controlled burning 24 9.6%
4 Electrical wiring/equipment problem, other 20 8.0%
5 Gas leak (natural gas or LPG) 19 7.6%
04 Cause of ignition

What sparks fires in ZIP 21733?

For the 19 building fires reported here in 2025, here's how investigators classified ignition cause.

Unintentional
59%
17
Cause undetermined
10%
3
Intentional / arson
0%
0
Equipment / heat source failure
24%
7
Under investigation
3%
1
Act of nature (lightning)
4%
1
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 21733 fires across 2021–2025.

#Area of originCountShare 
1 Other 6 20.7%
2 Undetermined 5 17.2%
3 Equipment or service area, other 3 10.3%
4 Outside area, other 3 10.3%
5 Vehicle storage area; garage, carport 2 6.9%
6 Structural area, other 2 6.9%
7 Engine area, running gear, wheel area 2 6.9%
8 Storage room, area, tank, or bin 1 3.4%
9 All other areas 5 17.2%
06 What ignited it

The leading heat sources here

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

#Heat sourceCountShare 
1 Undetermined 7 24.1%
2 Heat from powered equipment, other 6 20.7%
3 Radiated, conducted heat from operating equipment 3 10.3%
4 Heat source: other 2 6.9%
5 Arcing 2 6.9%
6 Hot or smoldering object, other 2 6.9%
7 Hot ember or ash 2 6.9%
8 Cigarette lighter 2 6.9%
9 All other sources 3 10.3%
07 The biggest fires

8 fires · $128K in losses

Largest single-incident losses in ZIP 21733 across 2021–2025. These 8 fires alone account for 520% of the ZIP's 2025 reported total.

#Property lossTypeYearSeverity
1 $40,000 Fire in mobile home used as fixed residence 2022 Significant
2 $20,000 Building fires 2021 Significant
3 $20,000 Off-road vehicle or heavy equipment fire 2022 Significant
4 $14,000 Passenger vehicle fire 2021 Significant
5 $10,000 Building fires 2021 Significant
6 $10,000 Outside storage fire 2025 Significant
7 $8,000 Outside equipment fire 2025 Significant
8 $5,500 Passenger vehicle fire 2025 Significant
08 Cities in this ZIP

Most active cities in ZIP 21733

Some ZIPs span multiple cities. Ranked by 5-yr NFIRS incidents inside ZIP 21733.

#City5-yr incidents 
1 Fairplay 249
11 Current conditions

Right now in 21733

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 — 249 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.