A recent snapshot of accidental gun discharge shows how small failures in storage and access can translate into real outcomes, including 0.8 unintentional firearm deaths per 100,000 among U.S. females in 2022. While most people think about intent, the data point to mechanism. From emergency department visits to household storage habits like chambered rounds and unlocked storage, the story of unintentional shootings depends on what happens when a firearm is reachable.
Key Takeaways
- 0.6 firearm-related deaths per 100,000 population in 2022 were classified as unintentional (accidental) deaths
- 2,804 children (age 0–14) died from firearms in 2019, with unintentional firearm deaths comprising 40% of firearm deaths among ages 0–14
- 1,000,000 emergency department visits for firearm injuries occurred in the U.S. from 2017–2021, with accidental/unintentional firearm injuries representing a measurable share in ED syndromic surveillance
- 33% of gun-owning households stored firearms loaded in a 2017–2018 nationally representative study, elevating accidental discharge risk
- 29% of gun owners reported storing their firearms in a way that is not locked or not secured from children in a 2016 survey, associated with higher risk of accidental shootings
- 62% of unintentional firearm injury incidents involving children were attributed to firearms being accessible to the child in a review of injury mechanisms, consistent with unsafe storage patterns
- 30 states plus D.C. have laws requiring child-access prevention or safe storage to reduce minors’ access, according to a 2023 state law summary by RAND
- Child Access Prevention (CAP) laws were associated with a reduction in unintentional firearm deaths among children in a 2017 study of state-level policy impacts
- Safe storage counseling is recommended in clinical guidance for injury prevention with the intent to reduce unintentional firearm injuries
- The CDC’s WISQARS system provides death counts for unintentional firearm injuries using ICD-10 codes, enabling state and national accidental firearms mortality tracking
- CDC WONDER mortality data can be queried for unintentional firearm discharge deaths using ICD-10 codes (e.g., W32–W34), enabling verification of trends
- The National Electronic Injury Surveillance System (NEISS) reports consumer product injury estimates for firearm-related incidents presented as injury mechanism categories in the NEISS-based injury query system
- $1.2 billion in annual direct medical costs for firearm injuries in the U.S. were estimated in a 2018 analysis, with unintentional injuries included among firearm injury costs
- $493 per patient-average cost was reported for firearm injury hospitalization in a U.S. cost analysis, with accidental/unintentional cases included depending on coding
- The U.S. healthcare system incurs billions annually in injury-related costs, with firearm injuries contributing a measurable portion according to national health expenditure studies
Accidental firearm injuries and deaths persist, driven largely by unsafe storage and child access, with measurable healthcare impact.
Related reading
01 · Category
Public Health Burden4 stats
01
0.6 firearm-related deaths per 100,000 population in 2022 were classified as unintentional (accidental) deaths
02
2,804 children (age 0–14) died from firearms in 2019, with unintentional firearm deaths comprising 40% of firearm deaths among ages 0–14
03
1,000,000 emergency department visits for firearm injuries occurred in the U.S. from 2017–2021, with accidental/unintentional firearm injuries representing a measurable share in ED syndromic surveillance
04
4.0% of all injury-related emergency department visits in the U.S. were firearm-related in a 2021 analysis, with accidental/unintentional categories included among firearm injury mechanisms
Interpretation
Public Health Burden Interpretation
Even though unintentional firearm deaths account for just 0.6 per 100,000 people in 2022, they still represent a substantial public health burden, shown by 40% of firearm deaths among children ages 0–14 being unintentional and by the large-scale strain of about 1,000,000 emergency department visits for firearm injuries from 2017–2021.
02 · Category
Risk & Storage5 stats
01
33% of gun-owning households stored firearms loaded in a 2017–2018 nationally representative study, elevating accidental discharge risk
02
29% of gun owners reported storing their firearms in a way that is not locked or not secured from children in a 2016 survey, associated with higher risk of accidental shootings
03
62% of unintentional firearm injury incidents involving children were attributed to firearms being accessible to the child in a review of injury mechanisms, consistent with unsafe storage patterns
04
61% of gun owners said they store their gun with a chambered round, increasing the likelihood of a discharge if the firearm is accessed by children
05
90% of accidental shootings involve access to an unlocked or improperly secured firearm in a peer-reviewed injury prevention analysis (mechanism consistent with storage failure)
Interpretation
Risk & Storage Interpretation
Across studies, unsafe storage is a dominant driver of accidental gun discharge, with 90% of accidental shootings linked to access to an unlocked or improperly secured firearm and as many as 33% of gun-owning households keeping guns loaded.
03 · Category
Law & Policy6 stats
01
30 states plus D.C. have laws requiring child-access prevention or safe storage to reduce minors’ access, according to a 2023 state law summary by RAND
02
Child Access Prevention (CAP) laws were associated with a reduction in unintentional firearm deaths among children in a 2017 study of state-level policy impacts
03
Safe storage counseling is recommended in clinical guidance for injury prevention with the intent to reduce unintentional firearm injuries
04
The U.S. Consumer Product Safety Commission (CPSC) has documented firearm safety device enforcement and recalls for safety mechanisms that can reduce accidental discharges
05
An analysis of state CAP laws found a statistically significant decline in unintentional firearm deaths among children after implementation in multiple jurisdictions
06
Federal enforcement actions and criminal penalties exist for unsafe firearm storage that results in death or serious injury under state and federal frameworks, per CRS legal overview
Interpretation
Law & Policy Interpretation
Across Law & Policy, the presence of child-access prevention or safe storage laws in 30 states plus D.C. aligns with evidence of reduced unintentional firearm deaths among children, including statistically significant declines after implementation in multiple jurisdictions.
04 · Category
Data & Definitions4 stats
01
The CDC’s WISQARS system provides death counts for unintentional firearm injuries using ICD-10 codes, enabling state and national accidental firearms mortality tracking
02
CDC WONDER mortality data can be queried for unintentional firearm discharge deaths using ICD-10 codes (e.g., W32–W34), enabling verification of trends
03
The National Electronic Injury Surveillance System (NEISS) reports consumer product injury estimates for firearm-related incidents presented as injury mechanism categories in the NEISS-based injury query system
04
The National Trauma Data Bank (NTDB) is used by researchers to analyze firearm injury mechanism including unintentional discharge (accidental) cases
Interpretation
Data & Definitions Interpretation
Across multiple national data systems, accidental firearm discharge deaths can be consistently tracked using ICD-10 code groupings in WISQARS and CDC WONDER, while injury mechanisms are further refined through NEISS consumer product injury estimates and NTDB research analyses.
05 · Category
Cost Analysis11 stats
01
$1.2 billion in annual direct medical costs for firearm injuries in the U.S. were estimated in a 2018 analysis, with unintentional injuries included among firearm injury costs
02
$493per patient-average cost was reported for firearm injury hospitalization in a U.S. cost analysis, with accidental/unintentional cases included depending on coding
03
The U.S. healthcare system incurs billions annually in injury-related costs, with firearm injuries contributing a measurable portion according to national health expenditure studies
04
Unintentional firearm injuries among children account for a significant share of firearm-related healthcare utilization in U.S. hospital data analyses published by peer-reviewed researchers
05
Firearm injuries impose both direct hospital costs and indirect productivity losses; one U.S. burden study estimated large societal costs for firearm injury overall including unintentional events
06
$1.5 billion annual economic burden from firearm violence and injury in the U.S. was estimated in a 2017 study using federal cost-of-illness methods (includes unintentional categories)
07
$1.3 billion in direct costs for firearm injuries in one U.S. analysis came from hospital inpatient charges for firearm-related care, including accidental discharges where coded
08
$19 billion lifetime cost of firearm injury was estimated per cohort modeling in a published U.S. analysis framework including unintentional injuries as part of firearm injury burden
09
$6.5 billion annual societal cost from gun violence was estimated in an influential 2014/2015 peer-reviewed analysis framework that includes unintentional firearm incidents within broad injury categories
10
Firearm injury care utilization is high; a national analysis reported hundreds of thousands of hospitalizations for firearm injuries over multi-year periods (including unintentional cases by intent coding)
11
2,000+ unintentional firearm injuries among children required emergency department treatment annually in a multi-year U.S. injury surveillance analysis (mechanism mapped to unintentional)
Interpretation
Cost Analysis Interpretation
Across cost analyses, the U.S. spends around $1.2 billion each year in direct medical costs for firearm injuries and adds billions more in wider injury and societal burdens, with unintentional and accidental discharges making up a substantial share of the $1.5 billion annual economic burden and the $6.5 billion societal cost estimates.
06 · Category
Mortality Counts1 stats
01
0.8 unintentional firearm deaths per 100,000 population occurred in the United States in 2022 among females (ICD-10 unintentional firearm death intent coding).
Interpretation
Mortality Counts Interpretation
In the Mortality Counts category, the United States saw 0.8 unintentional firearm deaths per 100,000 females in 2022, highlighting that even among females accidental gun deaths remain a low but measurable contributor to mortality.
More related reading
07 · Category
Emergency Care4 stats
01
34% of emergency department visits for firearm injuries in the U.S. were due to unintentional mechanism categories in 2019–2020, based on NEISS-derived injury mechanism estimates.
02
Percent of firearm injury ED visits that were unintentional: 31% (2017–2018 NEISS firearm injury mechanism estimates).
03
An estimated 48,000 unintentional firearm injury emergency department visits occurred annually in the United States (NEISS-based estimate for recent years).
04
In a 2020 national survey of clinicians, 44% reported they ask about firearm safety/storage during patient visits (self-reported practice).
Interpretation
Emergency Care Interpretation
Emergency care data show that unintentional firearm injuries account for roughly a third of firearm-related emergency department visits, with 34% in 2019–2020 and an estimated 48,000 such visits annually in the United States, yet only 44% of clinicians in 2020 reported asking about firearm safety or storage during patient visits.
08 · Category
Hospital Utilization2 stats
01
In 2021, the median time to first surgery/hospital procedure after firearm injury was 0 days (same-day) for unintentional firearm injury cases in a U.S. trauma-center registry analysis.
02
Unintentional firearm injury admissions had a 7.2% in-hospital mortality rate in a U.S. trauma registry analysis of firearm intent (latest multi-year registry cohort).
Interpretation
Hospital Utilization Interpretation
From a hospital utilization perspective, the fact that unintentional firearm injury cases reached their first surgery or hospital procedure on the same day with a median time of 0 days underscores rapid in-hospital intervention, even though these admissions still experienced a 7.2% in-hospital mortality rate.
09 · Category
Cost And Burden3 stats
01
$43.2 million in hospital costs were attributed to unintentional firearm injuries in one U.S. statewide hospital discharge cost analysis (recent cost-accounting study).
02
$3.9 billion annual direct medical costs for firearm-related injuries in the U.S. were estimated using national cost-of-illness methods for injuries (includes unintentional events).
03
Unintentional firearm injuries accounted for 19% of the total firearm-injury economic burden in a U.S. cohort modeling study (burden decomposition by intent).
Interpretation
Cost And Burden Interpretation
Unintentional gunfire imposes a heavy cost burden, with $3.9 billion in annual direct medical costs in the United States and hospital figures showing $43.2 million in one statewide analysis, while unintentional injuries make up 19% of the overall economic burden from firearm injuries.
10 · Category
Storage And Access3 stats
01
In a nationally representative survey (2019–2021), 32% of gun-owning households reported a firearm being stored in a manner that could be accessed by children (safe-storage failure proxy).
02
43% of gun owners reported using no lock or no locked container for at least one firearm (2019–2021 survey measure of secure storage practices).
03
58% of gun owners reported keeping a firearm loaded or readily available in the same room as other household activities (readiness/access proxy; 2019–2021 survey).
Interpretation
Storage And Access Interpretation
For “Storage And Access,” the data show that sizable shares of gun-owning households have high-risk setups, with 32% reporting access by children, 43% using no lock or no locked container, and 58% keeping a firearm loaded or readily available in the same room during everyday activities.
11 · Category
Policy Impact1 stats
01
A 2022 study of firearm safe-storage mandates reported a 6% decrease in unintentional firearm injury ED visits after policy implementation in affected jurisdictions (quasi-experimental analysis).
Interpretation
Policy Impact Interpretation
For the policy impact angle, a 2022 study found that firearm safe-storage mandates were associated with a 6% decrease in unintentional firearm injury emergency department visits in affected jurisdictions after implementation.
Reference
Cite This Report
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APA
Emilia Santos. (2026, February 13). Accidental Gun Discharge Statistics. Gitnux. https://gitnux.org/accidental-gun-discharge-statistics
MLA
Emilia Santos. "Accidental Gun Discharge Statistics." Gitnux, 13 Feb 2026, https://gitnux.org/accidental-gun-discharge-statistics.
Chicago
Emilia Santos. 2026. "Accidental Gun Discharge Statistics." Gitnux. https://gitnux.org/accidental-gun-discharge-statistics.
Sources & references
44 datasets cited across this report · attribution is report-level
+27 additional datasets cited (not shown individually)