Where Do Most Car Accidents Happen in California?

A car collision in California can happen on any road or highway, but some interactions and stretches of road are known hotspots for accidents. If you are looking for ways to reduce the risk of being in a collision, knowing the answer to “Where do most accidents happen in California?” and examining local California car accident statistics can help you stay safe on the road.

Where Do Car Accidents Happen the Most?

According to the July 2025 post by the Insurance Institute for Highway Safety, most car accidents happen in urban areas and on busy arterial roads where traffic, congestion, intersections, and high vehicle density contribute to collisions.

The data show that 59% of traffic fatalities in 2023 occurred in urban areas, while 60% of crashes in urban settings happened on arterial roads. Intersections are also especially dangerous in cities, accounting for 32% of urban traffic deaths.

Although rural roads tend to have higher fatality rates because of speed and roadway conditions, urban centers experience higher overall numbers due to density.

Most Dangerous Highways in California

Interstate 5, particularly the Grapevine stretch near Tejon Pass, is widely regarded as one of California’s most dangerous highways because of steep grades, sharp curves, unpredictable weather, and heavy truck traffic. More than 80,000 vehicles travel the corridor daily, and the area frequently experiences pileups, wildfire threats, snowstorms, landslides, and dangerous visibility conditions.

Another dangerous route is California State Route 99. A 2024 study found that the highway averaged nearly 90 deaths annually, making it one of the deadliest highways in California. The route cuts through heavily populated Central Valley cities that include Bakersfield, Fresno, Modesto, Sacramento, and Stockton. Those stretches of highway commonly see speeding, congestion, and other dangerous factors that contribute to collisions.

Interstate 15, along the Cajon Pass, is frequently cited as one of California’s most dangerous highway corridors due to steep mountain grades, dense commercial truck traffic, and high travel speeds. The route serves as a major connection between Southern California and Las Vegas.

Most Dangerous Intersections in Los Angeles

Los Angeles continues to report some of the highest numbers of serious traffic accidents in California, particularly at busy urban intersections and freeway-adjacent corridors. According to recent crash data highlighted by ABC7, several intersections in South Los Angeles and the San Fernando Valley have seen dozens of severe crashes over the past few years, which corresponds with documented Los Angeles car accident statistics.

The intersection of South Figueroa Street and Slauson Avenue recorded 66 serious crashes between 2021 and 2025, while Sepulveda Boulevard and Roscoe Boulevard near the 405 Freeway experienced 65 major collisions during a similar period. Traffic safety workers point to speeding, congestion, and distracted driving as leading factors for those stark figures.

Why You Should Hire a Car Accident Lawyer

If you or a loved one was hurt in a truck accident, you can hire an Orange County car accident lawyer to carefully manage your car accident claim. Legal representation from a car accident attorney can make a meaningful difference in how your claim is handled. Understanding California’s car accident laws is crucial, as they require claimants to present evidence backing their accusations. Legal support can make sure that your case has the right types of evidence and legal arguments.

Duque & Price brings decades of combined legal experience. Our trial-ready lawyers remain in close communication with clients throughout the claims process. That way, you are never left in the dark on important matters related to your settlement or court case. We are also accessible via text, email, or phone calls, and always reply promptly to the people we represent.

As a local law firm, we understand how the local courts operate and how to secure fair compensation from negligent truck drivers or the companies they work for.

FAQs

What Is the Three-Second Rule in California Driving?

The three-second rule for driving refers to the distance drivers should maintain between themselves and the vehicle in front of them. It should take three seconds for your vehicle to arrive at the point where a vehicle was located three seconds prior. By maintaining a safe distance, drivers have a sufficient buffer to stop in the event of an accident. This rule can prevent rear-end collisions.

Which Seat in a Vehicle Is Considered the Most Dangerous During a Crash?

The front seats are generally considered more dangerous than the rear seats. This is because many collisions involve impacts to the front of the vehicle. A side impact collision can injure individuals on either the front or back. The degree of protection offered by a particular seat depends largely on the time of collision that occurs and which area of the car is struck by a negligent driver.

What Causes Most Car Accidents?

Driver error is responsible for a vast amount of car collisions. While it is possible for a falling tree or mechanical failure to cause a collision, most accidents are the result of distracted driving, fatigue, aggressive driving, intoxication, speeding, and other forms of driver negligence. Complex cases may involve multiple parties sharing liability for causing a car collision in California. To understand legal responsibility, you can review how fault is determined in a car accident in California.

Which California City Has the Highest Number of Fatal Car Accidents?

Los Angeles is generally reported as the California city with the highest total number of fatal traffic accidents due to its large population, dense traffic congestion, and extensive freeway system. State crash databases and traffic safety reports consistently place Los Angeles among the highest-ranking California cities for fatal collisions and overall crash volume. In 2023, 8,116 people were injured or killed in the city due to collisions.

Injured in a Car Crash? Contact Duque & Price Today

A truck collision can leave you stuck with mounting bills and uncertainty about how you will ever find financial relief. When you work with the seasoned litigators at Duque & Price, you gain the support of a law firm that puts your interests first. We can take the time to learn about the harm you endured and the setbacks you faced after a truck collision. Then, one of our lead attorneys can move forward with negotiations or a court filing seeking compensation.

At every step of the process, our legal team stays in close communication with our clients. We remain accessible via text, phone calls, and emails from start to finish. Don’t risk your financial future on unproven legal representation. Our lawyers bring decades of combined courtroom experience and can explore various strategies for securing a settlement that fully reflects the harm you suffered. Take the first step by contacting our office today.

About The Author

Brent A. Duque

Brent A. Duque is the Founder & President of Duque & Price, a Southern California personal injury law firm with offices in Newport Beach, Riverside, Los Angeles, and Temecula, California. He focuses on personal injury and wrongful death matters involving car accidents, truck accidents, motorcycle crashes, premises liability, and catastrophic injuries. Licensed in California since 2005, Mr. Duque brings nearly two decades of litigation experience to his practice. He earned his law degree from Whittier Law School and studied political science and public administration at California State University Fullerton and California Polytechnic University Pomona.

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