How Many Bicycle Accidents Occur Each Year in San Diego?

November 2, 2025 | By Bonnici Law Group, APC
How Many Bicycle Accidents Occur Each Year in San Diego?
Accident car crash with bicycle on road because drunk driving.

Riding a bicycle through San Diego, whether along the sunny coast of Pacific Beach or commuting downtown, is one of the best ways to experience the city. While cycling is a healthy and enjoyable activity, it’s important for riders to be aware of the risks on the road. When it comes to the number of bicycle accidents in San Diego, official reports show that the city sees about 500 collisions between cars and bicycles every year.

This figure, however, is just the starting point. Understanding the details behind these numbers—where they happen, why they happen, and how they compare to state and national trends—gives San Diego cyclists a clearer picture of road safety. By exploring these statistics, riders can better prepare for their journeys and know their rights if they are involved in a collision.

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Key Takeaways about San Diego Bicycle Accidents

  • The city of San Diego records approximately 500 bicycle-vehicle collisions annually, with about five resulting in fatalities.
  • Certain areas in San Diego, such as Pacific Beach, Downtown, and North Park, report a higher frequency of bicycle accidents.
  • Statewide data for California indicates that factors like improper turning and failure to yield the right-of-way are common causes of bicycle crashes.
  • National statistics show a concerning rise in bicyclist fatalities, particularly among adults aged 20 and older.
  • Understanding the different types of bicycle infrastructure in San Diego can help riders choose safer routes.
  • After a bicycle accident, documenting injuries, damages, and expenses is an important step in the recovery process.

A Closer Look at San Diego Bicycle Accident Statistics

The yearly average of 500 bicycle accidents in the city of San Diego reveals a significant safety concern for the local cycling community. While not every crash results in a fatality, the vast majority lead to some form of injury.

A typical year shows a detailed breakdown of the consequences of these incidents. Out of the 500 collisions, nearly all of them cause harm to the cyclist. Around 25 of these crashes result in serious injuries, with another 300 causing visible injuries like cuts and broken bones. The remaining incidents, roughly 150, lead to complaints of pain and other minor injuries.

Certain neighborhoods and specific roads have been identified as hotspots for these accidents. Data consistently shows that riders face higher risks in a few key areas.

  • High-Risk Neighborhoods: Pacific Beach, Downtown San Diego, and North Park are the top three communities with the highest number of bicycle accidents.
  • Dangerous Roadways in Pacific Beach: Garnet Avenue and Grand Avenue are particularly hazardous for cyclists.
  • Downtown Corridors of Concern: Broadway, 4th Avenue, 5th Avenue, and 6th Avenue see a high volume of bike-related collisions.

Knowing which areas present a greater risk allows cyclists to exercise additional caution or plan alternative routes to stay safe while riding through our beautiful city.

Man with injured knee sitting near bicycle outdoors, falling down from bicycle.

Zooming out from the city of San Diego provides a broader perspective on bicycle safety throughout the county and across California. While San Diego city has the highest volume of collisions, other communities in the county also face significant challenges. Chula Vista and Escondido each report an average of about 55 bicycle accidents annually.

Interestingly, Escondido is home to some of the most dangerous intersections for bicyclists in all of San Diego County. A startling 10% of all bike crashes in the city happen at just three specific locations.

  • Rose Street and Valley Parkway
  • Washington Avenue and Broadway
  • Valley Parkway and Midway Drive

Statewide data from sources like the Safe Transportation Research and Education Center at UC Berkeley adds another layer of understanding. In one recent year, California saw 177 bicyclist fatalities in motor vehicle crashes. While this number represented a decrease from the previous year, it still places California among the top three states for bicyclist deaths, alongside Florida and Texas.

The research also identifies the most common reasons for these crashes. These are known as primary crash factors, which are the main causes of a collision.

  • Improper Turning: This was the leading cause, accounting for 17.1% of severe and fatal bicycle crashes.
  • Automobile Right-of-Way Violations: Drivers failing to yield to cyclists made up 16.5% of these incidents.
  • Unsafe Speed: Motorists driving too fast contributed to 14.9% of serious bicycle collisions.

These statistics highlight that many bicycle accidents are preventable and often stem from driver error. Understanding these common causes is the first step toward promoting safer road-sharing habits for everyone.

The situation in San Diego and California is part of a larger, more troubling national trend. According to the latest data from the Insurance Institute for Highway Safety (IIHS), a total of 1,155 bicyclists were killed in crashes with motor vehicles in a single year. This is the highest number ever recorded, showing a clear and urgent need for improved safety measures across the country.

The data reveals a significant shift in who is most affected. While bicyclist deaths among children have declined significantly since the 1970s, fatalities among adults have risen sharply.

  • Deaths among bicyclists aged 20 and older have increased almost fivefold since 1975.
  • Last year, 90% of all bicyclists killed were people aged 20 and older.
  • The deadliest months for cyclists were September, October, and July.

The location of these tragic incidents is also telling. Last year, a staggering 81% of bicyclist deaths occurred in urban areas. This is a dramatic change from 1975, when fatalities were split about equally between urban and rural locations. This suggests that as our cities grow, the dangers for cyclists on busy streets are also increasing.

Furthermore, the data points to the life-saving potential of a simple piece of safety equipment. Last year, 62% of bicyclists killed were not wearing a helmet. This powerful statistic underscores the importance of wearing a helmet on every single ride, as head injuries are often the most serious in a bicycle crash.

Common Causes of Bicycle Accidents in San Diego

Close-up of a bicycling helmet fallen on the asphalt next to a bicycle after car accident on the road.

While statistics provide a high-level view, understanding the specific scenarios that lead to bicycle accidents can help riders anticipate and avoid dangerous situations. Many crashes in San Diego happen at intersections and are caused by a driver's failure to see a cyclist or misjudging their speed and position.

A driver has a legal duty to safely share the road, which includes being aware of more vulnerable users like cyclists. When they fail to do so, the consequences can be severe. In legal terms, this failure to act with reasonable care is often called negligence. It means someone did not behave with the level of caution that a sensible person would have under similar circumstances.

Here are some of the most common types of bicycle accidents caused by driver negligence:

  • The "Right Hook": This happens when a driver passes a cyclist and then makes an immediate right turn directly into the cyclist's path, cutting them off.
  • The "Left Cross": A driver making a left turn at an intersection fails to see an oncoming cyclist and turns into them. This is one of the most frequent causes of serious bicycle crashes.
  • Dooring: A person in a parked car opens their door into the lane of traffic without checking for cyclists, causing the rider to collide with the open door.
  • Rear-End Collisions: A driver fails to notice a cyclist in front of them and hits them from behind. This often occurs when a driver is distracted or following too closely.
  • Sideswipes: A vehicle drifting within its lane or attempting to pass too closely strikes a cyclist traveling in the same direction.

Recognizing these dangerous patterns can empower cyclists to ride more defensively, especially when approaching intersections or riding alongside parked cars.

San Diego's Bicycle Infrastructure and Its Impact on Safety

San Diego is known for its extensive network of bikeways, which cover over 1,700 miles across the metropolitan area. This infrastructure is designed to make cycling safer and more accessible for both recreation and transportation. Understanding the different types of bikeways can help you plan the safest possible route for your ride.

The city offers several kinds of paths and lanes, each with its own features and level of separation from motor vehicle traffic.

  • Multi-Use Paths: These are completely separate from roadways and are shared by cyclists, pedestrians, and skaters. They offer the highest level of safety from cars but require awareness of other users.
  • Separated Bikeways: Also known as protected bike lanes, these run alongside roads but have a physical barrier (like a curb or planters) separating cyclists from moving vehicles.
  • Bike Lanes: These are dedicated lanes on the road marked with paint for cyclists. They provide a designated space but offer no physical protection from traffic.
  • Bike Boulevards: These are streets with low speed limits and "traffic calming" features designed to prioritize bicycle traffic, though they are still shared with cars.
  • Bike Routes: These are roads shared by cars and bikes, often marked with "sharrow" symbols (a bicycle with two chevrons) to remind drivers to share the lane.

While this infrastructure is a major asset, accidents can still happen, particularly where bikeways intersect with roads or where drivers fail to respect the designated bike lanes. Even with the best infrastructure, the responsibility for safety ultimately relies on the attentiveness of all road users.

What to Do After a Bicycle Accident in San Diego

If you are involved in a bicycle accident, your first priority should always be your health and safety. Once you have received any necessary immediate medical attention and are back home, the steps you take can be important for your physical and financial recovery. The period after a collision can feel confusing, but keeping organized can help you protect your rights.

California has a statute of limitations for personal injury claims, which is a legal deadline for filing a lawsuit. In California, you generally have two years from the date of the injury to file a claim. Taking action promptly ensures you don't miss this critical window.

Here are some steps to consider once you are safely home:

  1. Document Everything in Writing: As soon as you are able, write down every detail you can remember about the accident. Note the time, location, weather conditions, what happened, and any conversations you had with the driver or witnesses. Memories can fade, so a written record is invaluable.
  2. Photograph Your Injuries and Damaged Property: Take clear pictures of your injuries from multiple angles. Continue to take photos as they heal to show the recovery process. Also, take detailed photos of your damaged bicycle, helmet, clothing, and any other personal property.
  3. Organize All Your Paperwork: Create a folder to keep all documents related to the accident. This includes the police report, the driver's information, medical records, bills from doctors and hospitals, and any letters from insurance companies.
  4. Keep a Log of All Expenses: Track every cost that arises from the accident. This includes not just medical bills but also co-pays for prescriptions, the cost of transportation to appointments, and any lost wages from being unable to work.

Taking these organizational steps can help create a clear and comprehensive record of how the bicycle accident has affected your life. This information is crucial if you decide to pursue a claim for compensation.

San Diego Bicycle Accident FAQs

Here are answers to some common questions about bicycle accidents and safety in our community.

Are bicycle helmets legally required for all riders in California?

Under California state law, only bicyclists under the age of 18 are required to wear a helmet. However, given that a majority of fatal bicycle accidents involve head injuries, safety organizations and legal professionals strongly recommend that all riders, regardless of age, wear a certified helmet every time they ride.

Where can I find the specific traffic laws for bicyclists in California?

The rules of the road for cyclists are outlined in the California Vehicle Code (CVC). Bicyclists generally have the same rights and responsibilities as motor vehicle drivers, and knowing these laws is essential for safe riding.

What are my rights if I am hit by a car while riding in a marked bike lane?

A bike lane is a designated part of the roadway for the exclusive use of bicyclists. If a driver enters a bike lane and causes a collision, they are very likely to be found at fault for the accident. You have the right to seek compensation for your injuries, damaged property, and other related losses.

A San Diego Bicycle Accident Attorney Can Help You Rebuild

Dealing with the consequences of a bicycle accident can be a difficult journey. Between medical appointments, mounting bills, and the stress of recovery, it’s easy to feel unsure of where to turn. At Bonnici Law Group, APC, we provide compassionate and dedicated legal guidance to injured cyclists across San Diego. We are committed to holding negligent parties accountable and helping you secure the resources you need to move forward.

Our founder, Josh Bonnici, isn’t just an attorney; he’s an avid cyclist who spends his free time riding the roads and trails of Southern California. He understands the unique challenges and vulnerabilities that cyclists face because he has experienced them firsthand. This personal connection to the cycling community drives our commitment to fighting for the rights of injured riders. We take the time to listen to your story, understand your circumstances, and build a strategy focused on your well-being.

If you were injured in a bicycle accident, let us put our experience to work for you. Contact Bonnici Law Group, APC today at (619) 259-5199 or through our online form for a free consultation to discuss your case.

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