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ZIP-level NFIRS data

Fires in ZIP 78230

ZIP 78230 recorded 148 fire and hazmat incidents in 2025, 743 across 2021–2025. Primary county: Bexar County, TX. FEMA NRI rates wildfire risk here as Very High.

ZIP 78230 FIPS 48029 ZIP-level 2 counties
Total incidents (2025)
148
743 across 5 years
Building fires
8
12 wildland
Wildfire risk
92
FEMA NRI · Very High
Active fires
0
in Bexar County
01 Five-year trend

Year over year in ZIP 78230

743 incidents from 2021 through 2025 inside this ZIP.

YearIncidents 
2021 199
2022 89
2023 174
2024 133
2025 148
02 Seasonality

When do fires happen in ZIP 78230?

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

Jan 67
Feb 49
Mar 68
Apr 54
May 63
Jun 60
Jul 72
Aug 65
Sep 55
Oct 65
Nov 59
Dec 66
03 Top incident types

What kinds of calls lead in ZIP 78230?

Top 5 NFIRS incident types for ZIP 78230 across 2021–2025.

#Incident typeCountShare 
1 Unauthorized burning 129 17.4%
2 Passenger vehicle fire 71 9.6%
3 Power line down 52 7.0%
4 Electrical wiring/equipment problem, other 49 6.6%
5 Trash or rubbish fire, contained 48 6.5%
04 Cause of ignition

What sparks fires in ZIP 78230?

For the 8 building fires reported here in 2025, here's how investigators classified ignition cause.

Unintentional
36%
64
Cause undetermined
37%
66
Intentional / arson
2%
4
Equipment / heat source failure
18%
32
Under investigation
4%
8
Act of nature (lightning)
3%
3
05 Where fires start

Where in the building fires start

NFIRS Area of Origin for ZIP 78230 fires across 2021–2025.

#Area of originCountShare 
1 Engine area, running gear, wheel area 46 25.8%
2 Undetermined 15 8.4%
3 Vehicle area, other 11 6.2%
4 Outside area, other 11 6.2%
5 Cooking area, kitchen 10 5.6%
6 Highway, parking lot, street: on or near 7 3.9%
7 Other 5 2.8%
8 Exterior stairway, ramp, or fire escape 5 2.8%
9 All other areas 68 38.2%
06 What ignited it

The leading heat sources here

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

#Heat sourceCountShare 
1 Undetermined 60 33.7%
2 Heat from powered equipment, other 29 16.3%
3 Heat source: other 22 12.4%
4 Arcing 16 9.0%
5 Spark, ember or flame from operating equipment 10 5.6%
6 Cigarette 9 5.1%
7 Radiated, conducted heat from operating equipment 7 3.9%
8 Heat, spark from friction 5 2.8%
9 All other sources 20 11.2%
07 The biggest fires

8 fires · $35.4M in losses

Largest single-incident losses in ZIP 78230 across 2021–2025. These 8 fires alone account for 2181% of the ZIP's 2025 reported total.

#Property lossTypeYearSeverity
1 $30,935,503 Building fires 2023 Catastrophic
2 $1,500,000 Building fires 2025 Major
3 $1,271,064 Building fires 2022 Major
4 $669,691 Building fires 2024 Major
5 $526,320 Building fires 2022 Major
6 $185,421 Building fires 2023 Significant
7 $173,685 Building fires 2023 Significant
8 $142,461 Building fires 2022 Significant
08 Cities in this ZIP

Most active cities in ZIP 78230

Some ZIPs span multiple cities. Ranked by 5-yr NFIRS incidents inside ZIP 78230.

#City5-yr incidents 
1 San Antonio 727
2 Shavano Park 16
10 Also served by

ZIP 78230 crosses 2 counties

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

CountyStateWeight 
Medina County TX 0.50 FIPS 48325
11 Current conditions

Right now in 78230

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 — 743 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.