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ZIP-level NFIRS data

Fires in ZIP 54952

ZIP 54952 recorded 113 fire and hazmat incidents in 2025, 782 across 2021–2025. Primary county: Winnebago County, WI. FEMA NRI rates wildfire risk here as Moderate.

ZIP 54952 FIPS 55139 ZIP-level 2 counties
Total incidents (2025)
113
782 across 5 years
Building fires
15
6 wildland
Wildfire risk
40
FEMA NRI · Moderate
Active fires
0
in Winnebago County
01 Five-year trend

Year over year in ZIP 54952

782 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 199
2022 153
2023 156
2024 161
2025 113
02 Seasonality

When do fires happen in ZIP 54952?

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

Jan 66
Feb 56
Mar 50
Apr 73
May 76
Jun 80
Jul 72
Aug 72
Sep 51
Oct 76
Nov 63
Dec 47
03 Top incident types

What kinds of calls lead in ZIP 54952?

Top 5 NFIRS incident types for ZIP 54952 across 2021–2025.

#Incident typeCountShare 
1 Gas leak (natural gas or LPG) 125 16.0%
2 Building fires 97 12.4%
3 Unauthorized burning 84 10.7%
4 Vehicle accident, general cleanup 77 9.8%
5 Power line down 56 7.2%
04 Cause of ignition

What sparks fires in ZIP 54952?

For the 15 building fires reported here in 2025, here's how investigators classified ignition cause.

Unintentional
43%
70
Cause undetermined
23%
37
Intentional / arson
6%
9
Equipment / heat source failure
13%
21
Under investigation
10%
17
Act of nature (lightning)
5%
9
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 54952 fires across 2021–2025.

#Area of originCountShare 
1 Cooking area, kitchen 25 15.3%
2 Undetermined 17 10.4%
3 Outside area, other 16 9.8%
4 Engine area, running gear, wheel area 14 8.6%
5 Other 10 6.1%
6 Open area - outside; included are farmland, field 9 5.5%
7 Processing/manufacturing area, workroom 7 4.3%
8 Vehicle storage area; garage, carport 7 4.3%
9 All other areas 58 35.6%
06 What ignited it

The leading heat sources here

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

#Heat sourceCountShare 
1 Undetermined 63 38.7%
2 Heat from powered equipment, other 23 14.1%
3 Arcing 12 7.4%
4 Heat source: other 10 6.1%
5 Radiated, conducted heat from operating equipment 9 5.5%
6 Hot or smoldering object, other 9 5.5%
7 Spark, ember or flame from operating equipment 7 4.3%
8 Hot ember or ash 5 3.1%
9 All other sources 25 15.3%
07 The biggest fires

8 fires · $845K in losses

Largest single-incident losses in ZIP 54952 across 2021–2025. These 8 fires alone account for 200% of the ZIP's 2025 reported total.

#Property lossTypeYearSeverity
1 $200,000 Building fires 2024 Significant
2 $150,000 Building fires 2025 Significant
3 $121,020 Building fires 2025 Significant
4 $110,000 Building fires 2023 Significant
5 $82,514 Building fires 2025 Significant
6 $81,763 Building fires 2023 Significant
7 $50,000 Road freight or transport vehicle fire 2023 Significant
8 $50,000 Fire in motor home, camper, recreational vehicle 2024 Significant
08 Cities in this ZIP

Most active cities in ZIP 54952

Some ZIPs span multiple cities. Ranked by 5-yr NFIRS incidents inside ZIP 54952.

#City5-yr incidents 
1 Menasha 646
2 Harrison 98
3 Appleton 22
4 Fox Crossing 14
5 Woodville 2
10 Also served by

ZIP 54952 crosses 2 counties

Some ZIPs span multiple counties. The primary above is the largest by population weight; secondary counties are below.

CountyStateWeight 
Calumet County WI 0.50 FIPS 55015
11 Current conditions

Right now in 54952

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 — 782 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.