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ZIP-level NFIRS data

Fires in ZIP 21829

ZIP 21829 recorded 3 fire and hazmat incidents in 2025, 35 across 2021–2025. Primary county: Worcester County, MD. FEMA NRI rates wildfire risk here as High.

ZIP 21829 FIPS 24047 ZIP-level
Total incidents (2025)
3
35 across 5 years
Building fires
0
0 wildland
Wildfire risk
66
FEMA NRI · High
Active fires
0
in Worcester County
01 Five-year trend

Year over year in ZIP 21829

35 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 2
2022 12
2023 8
2024 10
2025 3
02 Seasonality

When do fires happen in ZIP 21829?

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

Jan 4
Feb 5
Mar 5
Apr 1
May 6
Jun 1
Jul 2
Aug 0
Sep 3
Oct 2
Nov 4
Dec 2
03 Top incident types

What kinds of calls lead in ZIP 21829?

Top 5 NFIRS incident types for ZIP 21829 across 2021–2025.

#Incident typeCountShare 
1 Building fires 6 17.1%
2 Arcing, shorted electrical equipment 5 14.3%
3 Outside rubbish fire, other 4 11.4%
4 Gas leak (natural gas or LPG) 4 11.4%
5 Power line down 3 8.6%
04 Cause of ignition

What sparks fires in ZIP 21829?

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

Unintentional
0%
0
Cause undetermined
0%
0
Intentional / arson
20%
1
Equipment / heat source failure
0%
0
Under investigation
80%
4
Act of nature (lightning)
0%
0
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 21829 fires across 2021–2025.

#Area of originCountShare 
1 Undetermined 2 40.0%
2 Function area, other 1 20.0%
3 Wall assembly 1 20.0%
4 Outside area, other 1 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 3 60.0%
2 Hot or smoldering object, other 2 40.0%
08 Cities in this ZIP

Most active cities in ZIP 21829

Some ZIPs span multiple cities. Ranked by 5-yr NFIRS incidents inside ZIP 21829.

#City5-yr incidents 
1 Snow Hill 2
11 Current conditions

Right now in 21829

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 — 35 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.