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ZIP-level NFIRS data

Fires in ZIP 20653

ZIP 20653 recorded 233 fire and hazmat incidents in 2025, 1,378 across 2021–2025. Primary county: St. Mary's County, MD. FEMA NRI rates wildfire risk here as Moderate.

ZIP 20653 FIPS 24037 ZIP-level
Total incidents (2025)
233
1,378 across 5 years
Building fires
51
8 wildland
Wildfire risk
59
FEMA NRI · Moderate
Active fires
0
in St. Mary's County
01 Five-year trend

Year over year in ZIP 20653

1,378 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 298
2022 281
2023 286
2024 280
2025 233
02 Seasonality

When do fires happen in ZIP 20653?

Nov peaks. Oct dips. Aggregated across all 5 years inside this ZIP.

Jan 120
Feb 108
Mar 137
Apr 131
May 100
Jun 129
Jul 120
Aug 101
Sep 94
Oct 88
Nov 142
Dec 108
03 Top incident types

What kinds of calls lead in ZIP 20653?

Top 5 NFIRS incident types for ZIP 20653 across 2021–2025.

#Incident typeCountShare 
1 Building fires 373 27.1%
2 Gas leak (natural gas or LPG) 284 20.6%
3 Aircraft standby 136 9.9%
4 Brush, or brush and grass mixture fire 56 4.1%
5 Carbon monoxide incident 49 3.6%
04 Cause of ignition

What sparks fires in ZIP 20653?

For the 51 building fires reported here in 2025, here's how investigators classified ignition cause.

Unintentional
49%
140
Cause undetermined
16%
46
Intentional / arson
9%
25
Equipment / heat source failure
13%
37
Under investigation
10%
29
Act of nature (lightning)
3%
10
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 20653 fires across 2021–2025.

#Area of originCountShare 
1 Outside area, other 62 21.6%
2 Undetermined 62 21.6%
3 Cooking area, kitchen 32 11.1%
4 Other 22 7.7%
5 Wildland, woods 18 6.3%
6 Chute/container - trash, rubbish, waste 8 2.8%
7 Engine area, running gear, wheel area 8 2.8%
8 Open area - outside; included are farmland, field 7 2.4%
9 All other areas 68 23.7%
06 What ignited it

The leading heat sources here

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

#Heat sourceCountShare 
1 Undetermined 170 59.2%
2 Heat from powered equipment, other 16 5.6%
3 Heat source: other 15 5.2%
4 Hot ember or ash 12 4.2%
5 Spark, ember or flame from operating equipment 11 3.8%
6 Radiated, conducted heat from operating equipment 10 3.5%
7 Arcing 10 3.5%
8 Hot or smoldering object, other 9 3.1%
9 All other sources 34 11.8%
07 The biggest fires

8 fires · $824K in losses

Largest single-incident losses in ZIP 20653 across 2021–2025. These 8 fires alone account for 6860% of the ZIP's 2025 reported total.

#Property lossTypeYearSeverity
1 $700,000 Building fires 2022 Major
2 $75,000 Building fires 2022 Significant
3 $20,000 Building fires 2022 Significant
4 $10,000 Building fires 2022 Significant
5 $10,000 Building fires 2025 Significant
6 $6,500 Passenger vehicle fire 2022 Significant
7 $1,000 Outside equipment fire 2024 Significant
8 $1,000 Brush, or brush and grass mixture fire 2025 Significant
08 Cities in this ZIP

Most active cities in ZIP 20653

Some ZIPs span multiple cities. Ranked by 5-yr NFIRS incidents inside ZIP 20653.

#City5-yr incidents 
1 Lexington Park 1,357
2 Solomons 3
3 Leonardtown 2
4 California 1
5 Lusby 1
11 Current conditions

Right now in 20653

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 — 1,378 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.