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ZIP-level NFIRS data

Fires in ZIP 77358

ZIP 77358 recorded 96 fire and hazmat incidents in 2025, 530 across 2021–2025. Primary county: Montgomery County, TX. FEMA NRI rates wildfire risk here as High.

ZIP 77358 FIPS 48339 ZIP-level 3 counties
Total incidents (2025)
96
530 across 5 years
Building fires
5
22 wildland
Wildfire risk
79
FEMA NRI · High
Active fires
0
in Montgomery County
01 Five-year trend

Year over year in ZIP 77358

530 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 70
2022 149
2023 140
2024 75
2025 96
02 Seasonality

When do fires happen in ZIP 77358?

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

Jan 54
Feb 35
Mar 39
Apr 40
May 64
Jun 32
Jul 49
Aug 53
Sep 48
Oct 63
Nov 30
Dec 23
03 Top incident types

What kinds of calls lead in ZIP 77358?

Top 5 NFIRS incident types for ZIP 77358 across 2021–2025.

#Incident typeCountShare 
1 Grass fire 93 17.5%
2 Power line down 57 10.8%
3 Building fires 35 6.6%
4 Gas leak (natural gas or LPG) 35 6.6%
5 Unauthorized burning 34 6.4%
04 Cause of ignition

What sparks fires in ZIP 77358?

For the 5 building fires reported here in 2025, here's how investigators classified ignition cause.

Unintentional
40%
100
Cause undetermined
22%
54
Intentional / arson
11%
28
Equipment / heat source failure
11%
26
Under investigation
15%
36
Act of nature (lightning)
1%
3
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 77358 fires across 2021–2025.

#Area of originCountShare 
1 Undetermined 94 38.1%
2 Open area - outside; included are farmland, field 36 14.6%
3 Outside area, other 28 11.3%
4 Engine area, running gear, wheel area 22 8.9%
5 Wildland, woods 18 7.3%
6 Highway, parking lot, street: on or near 13 5.3%
7 Other 8 3.2%
8 Exterior balcony, unenclosed porch 4 1.6%
9 All other areas 24 9.7%
06 What ignited it

The leading heat sources here

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

#Heat sourceCountShare 
1 Undetermined 156 63.2%
2 Heat source: other 15 6.1%
3 Radiated, conducted heat from operating equipment 11 4.5%
4 Arcing 8 3.2%
5 Hot ember or ash 7 2.8%
6 Heat from powered equipment, other 6 2.4%
7 Spark, ember or flame from operating equipment 6 2.4%
8 Heat from other open flame or smoking materials 6 2.4%
9 All other sources 32 13.0%
07 The biggest fires

8 fires · $765K in losses

Largest single-incident losses in ZIP 77358 across 2021–2025. These 8 fires alone account for 249% of the ZIP's 2025 reported total.

#Property lossTypeYearSeverity
1 $250,000 Road freight or transport vehicle fire 2024 Major
2 $150,000 Off-road vehicle or heavy equipment fire 2024 Significant
3 $80,000 Mobile property (vehicle) fire, other 2025 Significant
4 $75,000 Building fires 2025 Significant
5 $60,000 Passenger vehicle fire 2025 Significant
6 $50,000 Building fires 2023 Significant
7 $50,000 Passenger vehicle fire 2023 Significant
8 $50,000 Building fires 2023 Significant
08 Cities in this ZIP

Most active cities in ZIP 77358

Some ZIPs span multiple cities. Ranked by 5-yr NFIRS incidents inside ZIP 77358.

#City5-yr incidents 
1 New Waverly 403
2 Willis 3
3 Huntsville 1
4 Montgomery 1
10 Also served by

ZIP 77358 crosses 3 counties

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

CountyStateWeight 
San Jacinto County TX 1.00 FIPS 48407
Walker County TX 1.00 FIPS 48471
11 Current conditions

Right now in 77358

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 — 530 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.