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ZIP-level NFIRS data

Fires in ZIP 77304

ZIP 77304 recorded 225 fire and hazmat incidents in 2025, 1,089 across 2021–2025. Primary county: Montgomery County, TX. FEMA NRI rates wildfire risk here as High.

ZIP 77304 FIPS 48339 ZIP-level
Total incidents (2025)
225
1,089 across 5 years
Building fires
20
6 wildland
Wildfire risk
79
FEMA NRI · High
Active fires
0
in Montgomery County
01 Five-year trend

Year over year in ZIP 77304

1,089 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 186
2022 120
2023 240
2024 318
2025 225
02 Seasonality

When do fires happen in ZIP 77304?

Jul peaks. Feb dips. Aggregated across all 5 years inside this ZIP.

Jan 95
Feb 55
Mar 88
Apr 91
May 74
Jun 55
Jul 142
Aug 99
Sep 111
Oct 128
Nov 82
Dec 69
03 Top incident types

What kinds of calls lead in ZIP 77304?

Top 5 NFIRS incident types for ZIP 77304 across 2021–2025.

#Incident typeCountShare 
1 Gas leak (natural gas or LPG) 378 34.7%
2 Building fires 82 7.5%
3 Power line down 77 7.1%
4 Passenger vehicle fire 51 4.7%
5 Outside rubbish fire, other 49 4.5%
04 Cause of ignition

What sparks fires in ZIP 77304?

For the 20 building fires reported here in 2025, here's how investigators classified ignition cause.

Unintentional
34%
64
Cause undetermined
44%
83
Intentional / arson
3%
5
Equipment / heat source failure
9%
16
Under investigation
7%
14
Act of nature (lightning)
3%
4
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 77304 fires across 2021–2025.

#Area of originCountShare 
1 Undetermined 47 25.1%
2 Engine area, running gear, wheel area 26 13.9%
3 Cooking area, kitchen 24 12.8%
4 Outside area, other 15 8.0%
5 Open area - outside; included are farmland, field 11 5.9%
6 Wildland, woods 8 4.3%
7 Other 6 3.2%
8 Highway, parking lot, street: on or near 6 3.2%
9 All other areas 44 23.5%
06 What ignited it

The leading heat sources here

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

#Heat sourceCountShare 
1 Undetermined 116 62.0%
2 Heat source: other 18 9.6%
3 Heat from powered equipment, other 8 4.3%
4 Arcing 8 4.3%
5 Radiated, conducted heat from operating equipment 6 3.2%
6 Spark, ember or flame from operating equipment 5 2.7%
7 Hot or smoldering object, other 4 2.1%
8 Hot ember or ash 3 1.6%
9 All other sources 19 10.2%
07 The biggest fires

8 fires · $1.9M in losses

Largest single-incident losses in ZIP 77304 across 2021–2025. These 8 fires alone account for 116% of the ZIP's 2025 reported total.

#Property lossTypeYearSeverity
1 $600,000 Building fires 2025 Major
2 $552,504 Building fires 2025 Major
3 $175,000 Building fires 2024 Significant
4 $170,000 Fires in structures other than in a building 2023 Significant
5 $139,502 Building fires 2025 Significant
6 $120,000 Building fires 2023 Significant
7 $75,000 Building fires 2021 Significant
8 $70,000 Fires in structures other than in a building 2025 Significant
08 Cities in this ZIP

Most active cities in ZIP 77304

Some ZIPs span multiple cities. Ranked by 5-yr NFIRS incidents inside ZIP 77304.

#City5-yr incidents 
1 Conroe 1,078
2 Willis 6
3 Montgomery 2
4 Coldspring 1
5 Huntsville 1
11 Current conditions

Right now in 77304

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 — 1,089 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.