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ZIP-level NFIRS data

Fires in ZIP 33859

ZIP 33859 recorded 80 fire and hazmat incidents in 2025, 399 across 2021–2025. Primary county: Polk County, FL. FEMA NRI rates wildfire risk here as Very High.

ZIP 33859 FIPS 12105 ZIP-level
Total incidents (2025)
80
399 across 5 years
Building fires
9
17 wildland
Wildfire risk
97
FEMA NRI · Very High
Active fires
0
in Polk County
01 Five-year trend

Year over year in ZIP 33859

399 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 8
2022 128
2023 101
2024 82
2025 80
02 Seasonality

When do fires happen in ZIP 33859?

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

Jan 34
Feb 44
Mar 47
Apr 55
May 53
Jun 38
Jul 30
Aug 27
Sep 15
Oct 10
Nov 24
Dec 22
03 Top incident types

What kinds of calls lead in ZIP 33859?

Top 5 NFIRS incident types for ZIP 33859 across 2021–2025.

#Incident typeCountShare 
1 Unauthorized burning 98 24.6%
2 Brush, or brush and grass mixture fire 69 17.3%
3 Power line down 61 15.3%
4 Building fires 34 8.5%
5 Authorized controlled burning 24 6.0%
04 Cause of ignition

What sparks fires in ZIP 33859?

For the 9 building fires reported here in 2025, here's how investigators classified ignition cause.

Unintentional
54%
82
Cause undetermined
21%
32
Intentional / arson
5%
7
Equipment / heat source failure
9%
14
Under investigation
5%
8
Act of nature (lightning)
6%
5
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 33859 fires across 2021–2025.

#Area of originCountShare 
1 Open area - outside; included are farmland, field 28 18.4%
2 Undetermined 27 17.8%
3 Wildland, woods 18 11.8%
4 Engine area, running gear, wheel area 12 7.9%
5 Outside area, other 10 6.6%
6 Highway, parking lot, street: on or near 9 5.9%
7 Vehicle storage area; garage, carport 6 3.9%
8 Cooking area, kitchen 5 3.3%
9 All other areas 37 24.3%
06 What ignited it

The leading heat sources here

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

#Heat sourceCountShare 
1 Undetermined 67 44.1%
2 Arcing 13 8.6%
3 Heat from powered equipment, other 9 5.9%
4 Hot ember or ash 9 5.9%
5 Cigarette 8 5.3%
6 Radiated heat from another fire 6 3.9%
7 Hot or smoldering object, other 5 3.3%
8 Match 5 3.3%
9 All other sources 30 19.7%
07 The biggest fires

8 fires · $784K in losses

Largest single-incident losses in ZIP 33859 across 2021–2025. These 8 fires alone account for 298% of the ZIP's 2025 reported total.

#Property lossTypeYearSeverity
1 $200,000 Building fires 2023 Significant
2 $150,000 Building fires 2022 Significant
3 $120,000 Building fires 2023 Significant
4 $100,000 Building fires 2025 Significant
5 $80,000 Passenger vehicle fire 2024 Significant
6 $50,000 Building fires 2023 Significant
7 $43,796 Building fires 2024 Significant
8 $40,000 Building fires 2025 Significant
08 Cities in this ZIP

Most active cities in ZIP 33859

Some ZIPs span multiple cities. Ranked by 5-yr NFIRS incidents inside ZIP 33859.

#City5-yr incidents 
1 Lake Wales 385
2 Winter Haven 3
3 Davenport 2
4 Dundee 2
5 Frostproof 2
11 Current conditions

Right now in 33859

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 — 399 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.