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ZIP-level NFIRS data

Fires in ZIP 51250

ZIP 51250 recorded 40 fire and hazmat incidents in 2025, 154 across 2021–2025. Primary county: Sioux County, IA.

ZIP 51250 FIPS 19167 ZIP-level
Total incidents (2025)
40
154 across 5 years
Building fires
14
3 wildland
Wildfire risk
40
FEMA NRI · Low
Active fires
0
in Sioux County
01 Five-year trend

Year over year in ZIP 51250

154 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 21
2022 34
2023 24
2024 35
2025 40
02 Seasonality

When do fires happen in ZIP 51250?

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

Jan 13
Feb 20
Mar 7
Apr 21
May 14
Jun 9
Jul 10
Aug 6
Sep 9
Oct 22
Nov 18
Dec 5
03 Top incident types

What kinds of calls lead in ZIP 51250?

Top 5 NFIRS incident types for ZIP 51250 across 2021–2025.

#Incident typeCountShare 
1 Building fires 33 21.4%
2 Cultivated grain or crop fire 19 12.3%
3 Authorized controlled burning 11 7.1%
4 Passenger vehicle fire 9 5.8%
5 Grass fire 7 4.5%
04 Cause of ignition

What sparks fires in ZIP 51250?

For the 14 building fires reported here in 2025, here's how investigators classified ignition cause.

Unintentional
65%
42
Cause undetermined
3%
2
Intentional / arson
6%
4
Equipment / heat source failure
22%
14
Under investigation
3%
2
Act of nature (lightning)
1%
1
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 51250 fires across 2021–2025.

#Area of originCountShare 
1 Open area - outside; included are farmland, field 19 29.2%
2 Engine area, running gear, wheel area 10 15.4%
3 Undetermined 6 9.2%
4 Attic: vacant, crawl space above top story, cupola 5 7.7%
5 Vehicle storage area; garage, carport 3 4.6%
6 Outside area, other 3 4.6%
7 Storage area, other 2 3.1%
8 Storage room, area, tank, or bin 2 3.1%
9 All other areas 15 23.1%
06 What ignited it

The leading heat sources here

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

#Heat sourceCountShare 
1 Heat from powered equipment, other 18 27.7%
2 Undetermined 17 26.2%
3 Arcing 7 10.8%
4 Hot or smoldering object, other 3 4.6%
5 Chemical reaction 3 4.6%
6 Heat source: other 2 3.1%
7 Hot ember or ash 2 3.1%
8 Heat from other open flame or smoking materials 2 3.1%
9 All other sources 11 16.9%
07 The biggest fires

5 fires · $1.9M in losses

Largest single-incident losses in ZIP 51250 across 2021–2025. These 5 fires alone account for 0% of the ZIP's 2025 reported total.

#Property lossTypeYearSeverity
1 $1,500,000 Building fires 2024 Major
2 $300,000 Building fires 2024 Major
3 $40,000 Passenger vehicle fire 2023 Significant
4 $17,000 Passenger vehicle fire 2021 Significant
5 $12,000 Mobile property (vehicle) fire, other 2021 Significant
08 Cities in this ZIP

Most active cities in ZIP 51250

Some ZIPs span multiple cities. Ranked by 5-yr NFIRS incidents inside ZIP 51250.

#City5-yr incidents 
1 Sioux Center 154
11 Current conditions

Right now in 51250

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 — 154 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.