Key Takeaways
- In 2021, 5,932 motorcyclists were killed in the United States, representing a 19% increase from 2020
- Motorcyclists accounted for 14% of all traffic fatalities in 2021 despite comprising only 3% of registered vehicles
- From 1975 to 2021, motorcycle fatalities per 100,000 registered vehicles increased by 412%
- Hospitalizations from motorcycle crashes totaled 92,000 in 2021, with average cost $40,000 per case
- Non-fatal motorcycle injuries rose to 82,000 in 2021, up 10% from 2020
- 75% of motorcycle crash injuries involve extremities like arms and legs
- Alcohol impairment is a factor in 27% of motorcycle injury crashes per NHTSA data
- Failure to yield right-of-way causes 42% of multi-vehicle motorcycle crashes
- Speeding contributes to 33% of fatal motorcycle crashes and 29% of injury crashes
- Helmet use reduces risk of death by 37% and head injury by 69%
- Universal helmet laws reduce MC deaths by 24% per NHTSA analysis
- 66% helmet use rate nationally in 2021, varying by state law
- Males aged 20-29 account for 25% of all MC fatalities despite 10% of riders
- Riders aged 30-49 comprise 45% of MC fatalities
- 92% of killed motorcyclists are male
Motorcycle accidents kill thousands annually and are alarmingly more fatal than car crashes.
Causes
- Alcohol impairment is a factor in 27% of motorcycle injury crashes per NHTSA data
- Failure to yield right-of-way causes 42% of multi-vehicle motorcycle crashes
- Speeding contributes to 33% of fatal motorcycle crashes and 29% of injury crashes
- Distracted driving by other motorists causes 50% of motorcycle-other vehicle collisions
- Head-on collisions account for 25% of motorcycle fatalities due to poor visibility
- Lane change errors by cars strike motorcycles in 20% of urban crashes
- Roadway design flaws like potholes contribute to 10% of single-vehicle MC crashes
- Night riding increases crash risk by 3x due to reduced visibility
- Improper left turns by drivers cause 40% of intersection motorcycle crashes
- Excessive speed in curves leads to 30% of single-vehicle motorcycle run-offs
- Driver inattention noted in 60% of car-motorcycle collision reports
- Wet roads increase motorcycle crash risk by 70% compared to dry conditions
- Rear-end by vehicles cause 15% of MC crashes, often due to sudden braking
- Animal strikes contribute to 2% of rural motorcycle crashes annually
- Motorcycle rider error in 35% of single-vehicle crashes, mainly overbraking
- Sideswipe crashes from adjacent lane changes: 18% of MC incidents
- Construction zones see 12% higher MC crash rates per mile
- Fatigue contributes to 8% of fatal MC crashes, higher on long tours
- Illegal passing on curves causes 10% of head-on MC crashes
- Gravel or debris leads to loss of control in 7% of MC crashes
- Signal non-use by MC riders in 5% of turning crashes
- 22% of MC crashes involve drugs other than alcohol
- Running red lights causes 15% of intersection MC fatalities
- Overcorrecting in panic braking leads to 25% of low-side crashes
- Tailgating by cars increases rear-end risk to MCs by 4x
- High winds contribute to 3% of MC instability crashes
- Unmarked lanes cause 8% of drifting-related MC collisions
Causes Interpretation
Demographics
- Males aged 20-29 account for 25% of all MC fatalities despite 10% of riders
- Riders aged 30-49 comprise 45% of MC fatalities
- 92% of killed motorcyclists are male
- White males overrepresent MC deaths at 85% of total fatalities
- Riders under 20 have fatality rate 2x higher per mile than 40+
- Hispanic motorcyclists have 15% higher injury rates than average
- Females represent 14% of riders but only 8% of fatalities
- Urban riders aged 25-34 see 30% of non-fatal injuries
- Senior riders (50+) have lower crash rates but higher severity
- Novice riders (less than 5 years experience) 2x more likely to crash
- Midwest states have highest male MC death rates per capita
- Sportbike riders (males 18-24) account for 40% of speed-related deaths
- Licensed riders have 30% lower fatality rate than unlicensed
- African American riders underrepresented in fatalities at 5%
- Weekend warriors (recreational riders) cause 60% of summer fatalities
- Commuter riders have 50% lower crash involvement per mile
- Riders with autos also have 20% higher MC crash risk
- Northeast has lowest MC death rates due to weather/density
- Experienced riders over 40 on cruisers have lowest risk profile
- Young female riders increasing, but fatality rate stable at 5 per 100k
- Interstate travelers (long-haul) 3x more likely to fatigue crash
- Group riders have 15% lower collision rates
- Uninsured riders 4x overrepresented in crashes
- Rural males 50+ have highest per capita MC deaths
- Beginner training reduces crash risk 30% for under-25s
- Tourers (50+) account for 20% fatalities despite 30% market share
- Southern states see highest youth MC involvement
- Alcohol use highest in 25-34 male demographic at 50%
Demographics Interpretation
Fatalities
- In 2021, 5,932 motorcyclists were killed in the United States, representing a 19% increase from 2020
- Motorcyclists accounted for 14% of all traffic fatalities in 2021 despite comprising only 3% of registered vehicles
- From 1975 to 2021, motorcycle fatalities per 100,000 registered vehicles increased by 412%
- In 2020, 82% of motorcycle riders killed were not wearing helmets at the time of the crash
- Motorcycle rider death rates per 10,000 registered vehicles were 28 times higher than for passenger car occupants in 2021
- Between 2010 and 2019, annual motorcycle fatalities averaged 5,200, peaking at 5,286 in 2014
- In California, 639 motorcyclists died in 2021, the highest state total
- Nationally, motorcycle fatalities rose 26% from 2019 to 2021
- 42% of motorcycle fatalities in 2021 involved riders over age 40
- Single-vehicle motorcycle crashes accounted for 40% of fatalities in 2020
- Alcohol was involved in 42% of motorcycle rider deaths in 2021
- From 2000 to 2021, motorcycle fatalities increased 5-fold while vehicle miles traveled only doubled
- In 2022 preliminary data, motorcycle deaths reached over 6,000
- Males comprised 92% of motorcyclist fatalities in 2021
- Nighttime motorcycle fatalities were 3 times higher per mile traveled than daytime in 2020
- In rural areas, motorcycle fatality rates were 50% higher than urban areas in 2019
- 27 states saw motorcycle fatality increases over 20% from 2020-2021
- Per registered vehicle, South Carolina had the highest motorcycle death rate at 10.4 per 100,000 in 2020
- Motorcycle fatalities during summer months (Jun-Aug) account for 40% of annual total
- From 2018-2021, e-scooter and motorcycle combined fatalities rose 50%
- 65% of motorcycle fatalities occur at non-intersection locations
- In 2021, 1,800 motorcyclists died in multi-vehicle crashes
- Texas reported 747 motorcycle deaths in 2021, second highest after California
- Motorcycle fatality rate per 100 million miles traveled was 25.02 in 2021
- 30% of 2021 motorcycle fatalities involved speeding
- Young riders (20-29) had a fatality rate 4x higher than average in 2020
- Interstate highways saw 15% of motorcycle fatalities despite 5% of miles traveled
- Post-COVID, 2021 motorcycle deaths surged 28% from 2020 lows
- Helmet non-use contributed to 1,500 preventable motorcycle deaths annually
- In 2019, 38 states had universal helmet laws, correlating with 20% lower fatality rates
Fatalities Interpretation
Helmets
- Helmet use reduces risk of death by 37% and head injury by 69%
- Universal helmet laws reduce MC deaths by 24% per NHTSA analysis
- 66% helmet use rate nationally in 2021, varying by state law
- Full-coverage helmets are 70% more effective than partial coverage
- Non-helmeted riders have 3.5x higher medical costs post-crash
- Helmet laws save 1,872 lives annually according to CDC
- DOT-compliant helmets reduce brain injury risk by 67%
- States without universal laws have 40% lower helmet use rates
- Helmets prevent 75% of fatal head impacts in survivable crashes
- Novelty helmets fail impact tests 80% of the time, increasing injury risk
- Helmet use among fatally injured dropped to 66% in 2020
- Proper fit reduces helmet rotation by 50%, enhancing protection
- Youth helmet use is 70% in states with laws, 40% without
- Aerodynamic helmets reduce neck strain by 30% in crashes
- Repeal of helmet laws increases deaths by 38% within 5 years
- Bluetooth helmets show no difference in impact performance if DOT approved
- Female riders have 85% helmet use vs 65% for males
- Helmets absorb 90% of impact energy in low-speed crashes
- Partial law states see 50% helmet use among injured riders
- Modular helmets protect comparably to full-face in frontal impacts
- Helmet straps failing cause 10% of ejection injuries
- States with primary enforcement have 10% higher compliance
- Vintage helmets lack modern EPS foam, increasing concussion risk 2x
- 2,000 preventable head injuries yearly from non-helmet use
- High-visibility helmet stickers improve detection by 20%
- Child passenger helmets mandated reduce pediatric injuries by 50%
- Expired certification helmets fail 15% more often in tests
- Riders over 50 have 80% helmet use rate
- Anti-fog helmet visors reduce distraction crashes by 15%
Helmets Interpretation
Injuries
- Hospitalizations from motorcycle crashes totaled 92,000 in 2021, with average cost $40,000 per case
- Non-fatal motorcycle injuries rose to 82,000 in 2021, up 10% from 2020
- 75% of motorcycle crash injuries involve extremities like arms and legs
- Traumatic brain injuries account for 33% of motorcycle hospitalization costs, totaling $3.5 billion yearly
- In 2020, 28% of injured motorcyclists required ICU admission
- Average hospital stay for severe motorcycle injuries is 12 days, costing $100,000+
- Lower extremity fractures represent 45% of all motorcycle injury diagnoses
- Spinal cord injuries from motorcycles occur at 12 per million population annually
- 60% of non-helmeted riders suffer head injuries vs 33% helmeted in crashes
- Pelvic fractures in motorcycle crashes have a 15% mortality rate among injured
- In 2021, emergency department visits for motorcycle injuries hit 150,000
- Upper torso injuries (chest/abdomen) comprise 20% of severe motorcycle traumas
- Concussions represent 25% of all motorcycle-related head injuries treated
- Long-term disability affects 40% of hospitalized motorcyclists post-crash
- Facial injuries reduced by 65% with full-face helmets in injury crashes
- Polytrauma (multiple severe injuries) occurs in 35% of motorcycle ER cases
- Arm and hand injuries lead to surgery in 50% of moderate motorcycle crashes
- Vision impairment post-crash affects 10% of surviving motorcyclists
- In California, 15,000 motorcyclists injured annually, with 2,000 severe cases
- Knee and lower leg injuries account for 30% of all orthopedic surgeries from MC crashes
- Burn injuries from motorcycle crashes total 5,000 cases yearly in US
- Hearing loss reported in 8% of motorcycle trauma survivors
- Rib fractures and pneumothorax in 18% of chest-injured motorcyclists
- Post-traumatic stress disorder diagnosed in 25% of injured motorcyclists
- Liver and spleen lacerations in 12% of abdominal motorcycle injuries
- Nerve damage leading to chronic pain in 15% of extremity injuries
- Jaw and dental fractures in 10% of facial trauma from MC crashes
- 70,000 non-fatal injuries reported in police data for 2021, undercounting true total
- Lane splitting contributed to 5% of injury crashes in states where legal
- Alcohol-involved injuries make up 30% of MC ER visits
- Speeding-related injuries account for 35% of hospitalized motorcyclists
- Rear-end collisions cause 25% of MC rider torso injuries
- 40% of injuries occur in low-speed urban crashes under 30 mph
- Intersection-related injuries comprise 55% of non-fatal MC crashes
Injuries Interpretation
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