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ZIP-level NFIRS data

Fires in ZIP 77506

ZIP 77506 recorded 55 fire and hazmat incidents in 2025, 61 across 2021–2025. Primary county: Harris County, TX. FEMA NRI rates wildfire risk here as Very High.

ZIP 77506 FIPS 48201 ZIP-level 3 counties
Total incidents (2025)
55
61 across 5 years
Building fires
7
1 wildland
Wildfire risk
85
FEMA NRI · Very High
Active fires
0
in Harris County
01 Five-year trend

Year over year in ZIP 77506

61 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 1
2022 1
2023 3
2024 1
2025 55
02 Seasonality

When do fires happen in ZIP 77506?

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

Jan 0
Feb 1
Mar 4
Apr 0
May 1
Jun 4
Jul 15
Aug 4
Sep 15
Oct 6
Nov 11
Dec 0
03 Top incident types

What kinds of calls lead in ZIP 77506?

Top 5 NFIRS incident types for ZIP 77506 across 2021–2025.

#Incident typeCountShare 
1 Gas leak (natural gas or LPG) 9 14.8%
2 Unauthorized burning 9 14.8%
3 Building fires 7 11.5%
4 Power line down 6 9.8%
5 Passenger vehicle fire 4 6.6%
04 Cause of ignition

What sparks fires in ZIP 77506?

For the 7 building fires reported here in 2025, here's how investigators classified ignition cause.

Unintentional
7%
1
Cause undetermined
14%
2
Intentional / arson
0%
0
Equipment / heat source failure
7%
1
Under investigation
64%
9
Act of nature (lightning)
8%
1
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 77506 fires across 2021–2025.

#Area of originCountShare 
1 Undetermined 8 57.1%
2 Bedroom - 5+ persons; including barrack/dormitory 2 14.3%
3 Engine area, running gear, wheel area 2 14.3%
4 Vehicle storage area; garage, carport 1 7.1%
5 Wall assembly 1 7.1%
06 What ignited it

The leading heat sources here

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

#Heat sourceCountShare 
1 Undetermined 10 71.4%
2 Arcing 2 14.3%
3 Radiated, conducted heat from operating equipment 1 7.1%
4 Lightning 1 7.1%
07 The biggest fires

5 fires · $560K in losses

Largest single-incident losses in ZIP 77506 across 2021–2025. These 5 fires alone account for 100% of the ZIP's 2025 reported total.

#Property lossTypeYearSeverity
1 $150,000 Building fires 2025 Significant
2 $150,000 Road freight or transport vehicle fire 2025 Significant
3 $150,000 Building fires 2025 Significant
4 $100,000 Building fires 2025 Significant
5 $10,000 Building fires 2025 Significant
08 Cities in this ZIP

Most active cities in ZIP 77506

Some ZIPs span multiple cities. Ranked by 5-yr NFIRS incidents inside ZIP 77506.

#City5-yr incidents 
1 Pasadena 55
2 Houston 5
10 Also served by

ZIP 77506 crosses 3 counties

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

CountyStateWeight 
Fort Bend County TX 0.50 FIPS 48157
Montgomery County TX 0.50 FIPS 48339
11 Current conditions

Right now in 77506

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 — 61 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.