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ZIP-level NFIRS data

Fires in ZIP 77445

ZIP 77445 recorded 166 fire and hazmat incidents in 2025, 686 across 2021–2025. Primary county: Waller County, TX. FEMA NRI rates wildfire risk here as High.

ZIP 77445 FIPS 48473 ZIP-level 2 counties
Total incidents (2025)
166
686 across 5 years
Building fires
13
51 wildland
Wildfire risk
71
FEMA NRI · High
Active fires
0
in Waller County
01 Five-year trend

Year over year in ZIP 77445

686 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 28
2022 167
2023 152
2024 173
2025 166
02 Seasonality

When do fires happen in ZIP 77445?

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

Jan 62
Feb 48
Mar 53
Apr 54
May 57
Jun 52
Jul 75
Aug 45
Sep 76
Oct 68
Nov 64
Dec 32
03 Top incident types

What kinds of calls lead in ZIP 77445?

Top 5 NFIRS incident types for ZIP 77445 across 2021–2025.

#Incident typeCountShare 
1 Grass fire 105 15.3%
2 Outside rubbish, trash or waste fire 69 10.1%
3 Brush, or brush and grass mixture fire 67 9.8%
4 Gas leak (natural gas or LPG) 59 8.6%
5 Building fires 43 6.3%
04 Cause of ignition

What sparks fires in ZIP 77445?

For the 13 building fires reported here in 2025, here's how investigators classified ignition cause.

Unintentional
51%
166
Cause undetermined
5%
16
Intentional / arson
20%
67
Equipment / heat source failure
9%
28
Under investigation
12%
40
Act of nature (lightning)
3%
9
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 77445 fires across 2021–2025.

#Area of originCountShare 
1 Open area - outside; included are farmland, field 66 20.1%
2 Outside area, other 65 19.8%
3 Undetermined 56 17.1%
4 Engine area, running gear, wheel area 31 9.5%
5 Other 16 4.9%
6 Cooking area, kitchen 13 4.0%
7 Wildland, woods 13 4.0%
8 Highway, parking lot, street: on or near 9 2.7%
9 All other areas 59 18.0%
06 What ignited it

The leading heat sources here

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

#Heat sourceCountShare 
1 Undetermined 133 40.5%
2 Spark, ember or flame from operating equipment 21 6.4%
3 Heat from powered equipment, other 19 5.8%
4 Heat source: other 18 5.5%
5 Hot or smoldering object, other 16 4.9%
6 Arcing 15 4.6%
7 Hot ember or ash 12 3.7%
8 Radiated, conducted heat from operating equipment 11 3.4%
9 All other sources 83 25.3%
07 The biggest fires

8 fires · $1.1M in losses

Largest single-incident losses in ZIP 77445 across 2021–2025. These 8 fires alone account for 184% of the ZIP's 2025 reported total.

#Property lossTypeYearSeverity
1 $300,000 Road freight or transport vehicle fire 2025 Major
2 $200,000 Off-road vehicle or heavy equipment fire 2024 Significant
3 $150,000 Building fires 2023 Significant
4 $120,000 Building fires 2025 Significant
5 $100,000 Building fires 2024 Significant
6 $70,000 Road freight or transport vehicle fire 2024 Significant
7 $70,000 Passenger vehicle fire 2025 Significant
8 $65,000 Camper or recreational vehicle (RV) fire 2024 Significant
08 Cities in this ZIP

Most active cities in ZIP 77445

Some ZIPs span multiple cities. Ranked by 5-yr NFIRS incidents inside ZIP 77445.

#City5-yr incidents 
1 Hempstead 448
2 Prairie View 65
3 Pine Island 20
4 Waller 6
10 Also served by

ZIP 77445 crosses 2 counties

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

CountyStateWeight 
Harris County TX 0.50 FIPS 48201
11 Current conditions

Right now in 77445

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 — 686 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.