(314) 222-2486
Missouri Car Accident Statistics
Behind every traffic statistic is a person, an injured driver, a family who lost a loved one, a community changed by a single moment on the road. The numbers below come from the Missouri State Highway Patrol’s Statistical Analysis Center, which serves as the state’s central crash data collection agency, and from the Missouri Department of Transportation’s safety reporting. Together, they paint a picture of how, where, and why crashes happen on Missouri roads, and what the firm sees every week in the cases that follow.
Missouri Fatality Trends
According to the Missouri State Highway Patrol’s 2023 Traffic Crashes Statistics report, 991 people were killed in Missouri traffic crashes in 2023; a decrease of 66 (6%) from 2022, and the first year-over-year decline since 2019. Total crashes statewide were down about 1% over the same period.
For context, the Missouri Department of Transportation reports that even with the decrease, the 2023 total still amounts to nearly three lives lost on Missouri roads every day. The Department’s strategic highway safety plan, Show-Me Zero, aims to eliminate traffic fatalities through a combination of education, enforcement, infrastructure improvements, and personal responsibility.
The Biggest Contributing Factors
The Missouri State Highway Patrol breaks fatal crashes down by probable contributing circumstance. The top factors in 2023 included:
- Speed and aggressive driving. Speed contributed to 39.0% of fatal crashes, and aggressive driving behaviors overall contributed to more than half of total fatalities.
- Impaired driving. Alcohol and drug impairment accounted for approximately 17% of 2023 fatalities.
- Failure to wear a seat belt. 63% of vehicle occupants killed in 2023 were not wearing a seat belt.
- Distracted driving. Contributed to more than 100 deaths in 2023, with historical data showing more than half of distracted-driving victims are someone other than the distracted driver.
Each of these factors affects liability analysis in personal injury cases; proven speeding, impairment, or distracted driving often supports a finding of negligence per se under Missouri law.
Motorcyclist Fatalities at Historic Highs
While overall fatalities decreased in 2023, motorcyclist fatalities reached the highest number ever reported in Missouri. Preliminary data showed 175 motorcyclists killed in 2023, a 14% increase over the 153 fatalities in 2022, and roughly 50% higher than the historical average. Riders are vastly overrepresented in serious injury and fatality statistics relative to their share of road users, a pattern reflected in the motorcycle accident cases the firm regularly handles.
When and Where Missouri Crashes Happen
State Highway Patrol data shows clear patterns in when serious crashes occur:
- The majority of crashes happen during daylight hours and on dry pavement, reflecting overall traffic volume.
- Severe weather conditions: fog, freezing temperatures, strong crosswinds; account for a smaller share of crashes but a disproportionately high share of fatal outcomes.
- Friday and Saturday evenings consistently see elevated fatal-crash rates statewide.
- A high percentage of fatal crashes involve a single vehicle, often associated with speed, impairment, or seat belt non-use.
For where crashes happen, Jackson County (Kansas City area) recorded the most fatalities in 2022, with St. Louis County and St. Louis City also reporting substantial annual totals. Rural counties; including Ripley, St. Clair, and Reynolds, show some of the highest fatality rates per capita, reflecting higher speeds, longer EMS response times, and less forgiving roadway design. Our dangerous roads guide goes deeper on the corridors that show up most often in serious crash data.
Injuries Far Outnumber Fatalities
For every fatal Missouri crash, there are thousands of injury crashes producing the kinds of cases the firm handles every day; traumatic brain injuries, back and spinal cord injuries, whiplash, and soft tissue injuries. The Highway Patrol’s data classifies injury crashes by severity (disabling, evident but not disabling, and probable but not apparent), but the legal and financial impact on injured Missourians is often substantial regardless of category.
How These Numbers Affect Personal Injury Cases
Statistics matter in personal injury law in three concrete ways:
- Establishing causation patterns. State data on speed-related, impaired, and distracted driving crashes supports the inference that the same factors contributed in an individual case.
- Identifying high-risk locations. Documented crash history at a specific intersection or roadway segment can support claims against government entities for dangerous conditions of public property.
- Valuing damages. Average claim outcomes, injury severity data, and medical cost projections inform settlement valuations.
The most important number in any case, though, is the one that applies to your injury. State averages don’t determine what a St. Louis car accident, truck crash, or pedestrian accident case is worth: the evidence, the injuries, and the long-term impact do.
Where to Find Missouri Crash Data
If you want to research crash data on your own:
- Missouri State Highway Patrol Statistical Analysis Center. Statewide crash data, county-by-county analysis, and annual Traffic Safety Compendium
- MoDOT Show-Me Zero / Number and Rate of Fatalities. Quarterly fatality tracking
- Missouri Traffic Crashes Online Mapping Tool. Interactive crash maps and reports
Talk to a Missouri Personal Injury Attorney
If you or someone you love has been hurt in a Missouri crash, the numbers behind your case matter; but they don’t replace personal guidance. Contact Schmittgens Injury Law Firm for a free consultation. There’s no fee unless we recover compensation for you.