What are the odds of being killed by a dog?
Evidence quality 4.63/5
Eight-dimension review score against the quality rubric . Each dimension scored 1–5.
- D1 Source grounding
- 5/5
- D2 Source authority
- 5/5
- D3 Arithmetic
- 5/5
- D4 Uncertainty
- 4/5
- D5 Scope
- 5/5
- D6 Prose
- 5/5
- D7 Perception honesty
- 4/5
- D8 Caveat completeness
- 4/5
Lifetime probability · lifetime, US adult
1 in 142,045
0.0007% lifetime chance
Most people overestimate this.
range 1 in 188,679 to 1 in 70,922
● your factors — click this risk ▾ to reveal
≈ As likely as
Perceived
We don’t yet have a rigorous survey that isolates “fear of being killed by a dog” from the much broader category of fear of dogs in general. Casual reporting and self-report polls consistently find cynophobia (fear of dogs) among the more common specific animal phobias, but the fatal-outcome version of the fear is almost never measured on its own. Anecdotally, most people asked to guess the number place it several orders of magnitude too high, in the same intuitive bucket as shark attacks and bear maulings.
Rough estimate: most people guess 1 in a few thousand lifetime, based on informal asking
Source: editorial intuition, not polled
Actual
~40 fatal dog bite/strike incidents per year, United States
US total population
Show derivation
Uses ~40 fatal dog-bite-or-strike incidents per year as the long-run US central estimate (CDC WISQARS / NCHS mortality records under ICD-10 W54, “Bitten or struck by dog”), divided by a US population of ~335 million, then compounded over 59 years of remaining US adult life. The annual count has ranged roughly 30–80 over the past two decades, with a recent upward drift; the uncertainty band reflects that range.
Caveats: This is a population-level average over all US adults. Actual risk is highly het…
This is a population-level average over all US adults. Actual risk is highly heterogeneous: young children (ages 1-4), the very elderly, and people in households with multiple unsocialised or unneutered dogs face meaningfully higher per-year exposure, while adults with no regular contact with unfamiliar dogs face essentially zero. The annual US count has drifted upward in the most recent reporting years, and the uncertainty band reflects that recent increase.
Risks at similar odds
Other risks with roughly the same likelihood — useful for calibration.
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The US records roughly 40 fatal dog bite or dog-strike incidents per year under CDC WISQARS’ ICD-10 code W54, give or take a factor of two across different reporting years. Spread over the US population and compounded across a remaining adult lifetime, that comes to a lifetime risk of about 1 in 142,000 — small, but not vanishingly small. The memorable anchor: dogs kill roughly a hundred times more Americans per year than sharks do worldwide, yet shark fatalities get orders of magnitude more cultural airtime. Fearing one and not the other is not doing probability.
The perceived-vs-actual gap on this one runs in an interesting direction. Familiarity and cuteness both suppress fear well below the actual number: most people who casually pet a strange dog would not casually pet a strange shark, even though the dog is, in population terms, the more dangerous animal. The perceived side of this page is marked intuition rather than survey, because we haven’t yet found a rigorous recent poll that isolates “fear of being killed by a dog” from the broader (and much more common) category of cynophobia or general dog-anxiety. If you know of one, please suggest a fix.
The number is also unusually non-uniform. The peer-reviewed Patronek et al. review of 256 US fatalities found that more than 80% of fatal incidents involved four or more co-occurring factors — most commonly an unsupervised victim with limited ability to defend themselves, an unfamiliar and unneutered dog, and a household where dogs were kept isolated from normal human contact. Young children (ages 1-4) and the frail elderly dominate the victim counts; adults in ordinary dog-owning households face something much closer to zero. If none of those risk factors describe your life, the population number above is an upper bound on your real exposure, not a central estimate.
Related tidbits
About 11.2% of people will face a dog bite requiring medical attention over a lifetime. Fatal dog attacks average ~40 per year in the US. The insurance industry pays $1.86B annually for the non-fatal kind.
Claim ledger
Every number below is what each source reported, with the verbatim quote we relied on and how we arrived at our figure. Click any link to verify directly.
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[1] Journal of the American Veterinary Medical Association (JAVMA) / Patronek, Sacks, Delise, Cleary, Marder — Co-occurrence of potentially preventable factors in 256 dog bite-related fatalities in the United States (2000-2009)
Co-occurrence of potentially preventable factors in 256 dog bite-related fatalities in the United States (2000-2009)- Statistic
256 dog bite-related fatalities in the US over 2000-2009 (~25.6 per year)- Excerpt
“"Major co-occurrent factors included absence of an able-bodied person to intervene (n = 223 [87.1%]), incidental or no familiar relationship of victims with dogs (218 [85.2%]), owner failure to neuter dogs (216 [84.4%]), compromised ability of victims to interact appropriately with dogs (198 [77.4%]), and dogs kept isolated from regular positive human interactions versus family dogs (195 [76.2%]). Four or more of these factors co-occurred in 206 (80.5%) deaths." ”
- Source data from
- 2013-12-15
- Accessed
- 2026-04-11 · archived copy
- Calculation
- Patronek et al. used law-enforcement and animal-control primary records rather than news clippings, giving a more conservative annual count (~26/year) than tabloid-style trackers. We use it as the floor of the plausible range and blend with more recent CDC counts (~40-80/year) to produce a central estimate near 40/year.
- Independence
- This study is methodologically independent of CDC WISQARS: Patronek’s team compiled case histories from homicide detectives and animal control agencies, not ICD-10 death certificates, so it functions as independent corroboration of order of magnitude.
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[2] US Centers for Disease Control and Prevention (CDC) / National Center for Injury Prevention and Control — WISQARS — Web-based Injury Statistics Query and Reporting System
WISQARS — Web-based Injury Statistics Query and Reporting SystemSee all 2 Likelier entries citing this source →
- Statistic
ICD-10 code W54 (“Bitten or struck by dog”) records on the order of 30-80 US deaths per year- Excerpt
“"An interactive, online collection of analysis tools for fatal, nonfatal, and cost of injury data. Users can explore fatal injury data, compare causes and states, access leading causes of death, and view violent death reporting statistics." ”
- Source data from
- 2024-01-01
- Accessed
- 2026-04-11 · archived copy
- Calculation
- WISQARS queries on ICD-10 W54 consistently return an annual US fatal count in the 30-80 range across recent years (with a long-run mean near 40). Divided by US population (~335M) and compounded over 59 years of remaining adult life: 1 - (1 - 40/335000000)^59 ≈ 7.04 × 10^-6, i.e. ~1 in 142,000 lifetime.
- Independence
- WISQARS draws from NCHS death certificates coded by ICD-10, which is a separate data stream from the primary-source case compilations used by Patronek et al.
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[3] Injury Epidemiology (Springer Nature) / Loder & Momin — The changing epidemiology of dog bite injuries in the United States, 2005-2018
The changing epidemiology of dog bite injuries in the United States, 2005-2018See all 2 Likelier entries citing this source →
- Statistic
~337,000 US ED visits per year for dog bites, 2005-2013; highest rate in ages 5-9- Excerpt
“"Between 2005 and 2013, there were an average of 337,103 visits to emergency departments (ED) per year for dog bites. The modal category is the age group 5 to 9, followed by the age groups 0 to 4 and 10 to 14. Injuries are more prevalent among school-age children, inhabitants of less-densely populated areas, and residents of poorer neighborhoods." ”
- Source data from
- 2020-10-21
- Accessed
- 2026-04-11 · archived copy
- Calculation
- Used to bracket the denominator: roughly 337,000 ED-treated dog bites per year, of which ~40 end in death, gives a case-fatality ratio near 1 in 8,400 per ED-treated bite. Not used directly as the lifetime number but as a sanity check on the order of magnitude and on the heterogeneity across age groups.
- Independence
- Loder & Momin draw from NEISS emergency-department data, methodologically independent of the death-certificate pipeline used by WISQARS and Patronek.