Bicycle Accident Statistics

General Bike Accident Statistics

Please note that some 2012 and 2013 national and Pennsylvania bike accident statistics are not yet available. Please check back frequently for updated bicycle collision statistics.

Looking for more statistics? View our accident statistics page.

  • According to the National Highway Traffic Safety Administration and the Department of Transportation, 57 million people (27.3% of the population ages 16 or older) rode a bicycle at least once during the summer of 2002 -- the most recent data available for bicycle statistics.
  • The Centers for Disease Control and Prevention says that about 30% of the American population own bikes, and 45% of bicycle owners ride at least occasionally. Seventy percent of children ages 5-14 ride bicycles occasionally.
  • As of 2008, the National Highway Traffic Safety Administration reports that head injuries account for 70% of cycling fatalities.
  • According to a 1989 case study from the Centers for Disease Control and Prevention, wearing a properly fitted helmet can help reduce the risk of head injury by 74-85%.
  • In Pennsylvania, children ages 5 to 14 years old are the most at risk of death and injury from a bike accident.
  • According to the Centers for Disease Control and Prevention, head injuries account for 62% of bicycle-related deaths. About 33% of all bicycle-related emergency department visits and 67% of all bicycle-related hospital admissions involve head injuries. Young riders use bicycle helmets just 15-25% of the time, even though they are required by law to wear helmets until age 12.
  • Bicycle crashes and injuries are under-reported, because the majority of bike accident injuries are not serious enough for emergency room visits.

Pittsburgh Bicycle Accident Statistics

  • There were 361 accidents involving bicyclists and drivers in Pittsburgh between January 2006 and July 2012 (according to the Pennsylvania Department of Transportation). Top causes included making improper or careless turns, running red lights, running stop signs, performing improper driving actions, and other unknown


  • Bicyclists were found at fault for half of the recorded accidents.
  • One out of 10 collisions resulted when a cyclist ran a red light or stop sign.
  • Four percent occurred when a cyclist rode on the wrong side of the road up a one-way road.
  • More than 15 percent (16.6% and 60 crashes) occurred when motorists made careless turns.
  • Data showed that cars are four times more likely to sideswipe a bicycle than vice versa.

2012 Pennsylvania Bicycle Accident Statistics

  • There were 16 bicyclist deaths and 1,377 injured in accidents in 2012 -- both were an increase from 2011.
  • There were 1,369 crashes in 2012 in Pennsylvania.
  • Children ages 5-14 suffered the most injuries while riding a bicycle (441).
  • The age group with the highest percentage of injuries was 20-34 (396).
  • The age group with the highest number of bicycle accident deaths was 45-64 (5).
  • The largest number of bicycle accident injuries occurred at 4-leg intersections (635), but the highest number of deaths occurred at non-intersections (9).

2011 Pennsylvania Bicycle Accident Statistics

  • In 2011, bicycle crashes represented only 1 percent of the total reported crashes and 0.9 percent of all traffic deaths.
  • Bicycle crashes in resulted in 11 bicyclist deaths and 1,312 injuries in Pennsylvania in 2011.
  • The total number of bicycle crashes decreased in 2011, but has remained very consistent over the past 5 years.
  • Children ages 5 to 14 were the most vulnerable to death and injury while riding a bicycle in 2011.
  • The majority (54.6%) of bicycle accidents in 2011 occurred during daylight hours.

2010 Pennsylvania Bicycle Accident Statistics

2009 National Bicycle Accident Statistics

2009 Pennsylvania Bicycle Accident Statistics

2008 National Bicycle Accident Statistics


Category: Accident

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