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ZIP-level NFIRS data

Fires in ZIP 77373

ZIP 77373 recorded 324 fire and hazmat incidents in 2025, 1,809 across 2021–2025. Primary county: Harris County, TX. FEMA NRI rates wildfire risk here as Very High.

ZIP 77373 FIPS 48201 ZIP-level
Total incidents (2025)
324
1,809 across 5 years
Building fires
65
35 wildland
Wildfire risk
85
FEMA NRI · Very High
Active fires
0
in Harris County
01 Five-year trend

Year over year in ZIP 77373

1,809 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 331
2022 325
2023 369
2024 460
2025 324
02 Seasonality

When do fires happen in ZIP 77373?

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

Jan 149
Feb 108
Mar 130
Apr 107
May 138
Jun 149
Jul 277
Aug 157
Sep 152
Oct 163
Nov 116
Dec 163
03 Top incident types

What kinds of calls lead in ZIP 77373?

Top 5 NFIRS incident types for ZIP 77373 across 2021–2025.

#Incident typeCountShare 
1 Gas leak (natural gas or LPG) 390 21.6%
2 Building fires 278 15.4%
3 Outside rubbish, trash or waste fire 127 7.0%
4 Arcing, shorted electrical equipment 119 6.6%
5 Passenger vehicle fire 115 6.4%
04 Cause of ignition

What sparks fires in ZIP 77373?

For the 65 building fires reported here in 2025, here's how investigators classified ignition cause.

Unintentional
36%
233
Cause undetermined
4%
28
Intentional / arson
24%
153
Equipment / heat source failure
27%
171
Under investigation
4%
23
Act of nature (lightning)
5%
26
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 77373 fires across 2021–2025.

#Area of originCountShare 
1 Open area - outside; included are farmland, field 121 18.8%
2 Engine area, running gear, wheel area 104 16.2%
3 Outside area, other 60 9.3%
4 Cooking area, kitchen 55 8.6%
5 Highway, parking lot, street: on or near 42 6.5%
6 Wildland, woods 34 5.3%
7 Courtyard, patio, porch, terrace 32 5.0%
8 Vehicle storage area; garage, carport 27 4.2%
9 All other areas 167 26.0%
06 What ignited it

The leading heat sources here

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

#Heat sourceCountShare 
1 Undetermined 122 19.0%
2 Radiated, conducted heat from operating equipment 76 11.8%
3 Arcing 68 10.6%
4 Hot ember or ash 48 7.5%
5 Cigarette lighter 35 5.5%
6 Heat from powered equipment, other 33 5.1%
7 Cigarette 33 5.1%
8 Fireworks 30 4.7%
9 All other sources 197 30.7%
07 The biggest fires

8 fires · $2.1M in losses

Largest single-incident losses in ZIP 77373 across 2021–2025. These 8 fires alone account for 112% of the ZIP's 2025 reported total.

#Property lossTypeYearSeverity
1 $480,000 Building fires 2022 Major
2 $338,831 Building fires 2023 Major
3 $250,000 Building fires 2025 Major
4 $250,000 Building fires 2025 Major
5 $241,522 Building fires 2023 Significant
6 $191,000 Building fires 2023 Significant
7 $175,000 Building fires 2023 Significant
8 $175,000 Building fires 2023 Significant
08 Cities in this ZIP

Most active cities in ZIP 77373

Some ZIPs span multiple cities. Ranked by 5-yr NFIRS incidents inside ZIP 77373.

#City5-yr incidents 
1 Spring 1,792
2 Houston 12
3 Humble 4
11 Current conditions

Right now in 77373

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 — 1,809 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.