Car crash statistics in Alameda, CA

We don't rate cities as safe or unsafe: crash counts can't say how risky a street is, and busy streets have more crashes partly because more people use them. This page covers traffic crashes, not crime. What the records show: 3,651 crashes were reported in Alameda from 2021–2025, 917 with an injury and 10 with a death. 25% (California: 40%) of crashes injured someone. 39% (California: 25%) were hit-and-run.

• 25% (California: 40%) of crashes injured someone.
• 39% (California: 25%) were hit-and-run.
• 23% (California: 26%) happened between 8 p.m. and 6 a.m.
• The busiest hour was 4 p.m. (California: 5 p.m.).
• 9% were on a freeway.

Set against all reported crashes in California, 2021–2025. Without traffic counts these can't say how risky a street is.

The main cause the reporting officer recorded, as a share of all 3,651 crashes. It is the officer's judgement at the scene.

• Unsafe turning or lane change32% · 1,166
• Unsafe speed18% · 643
• Failing to yield at an intersection or to turn11% · 384
• Driving under the influence7% · 254
• Unsafe starting or backing6% · 219

By type of collision: side swipe 31%, rear end 23%, broadside 18%, hit object 15%.

The latest year can rise as late reports come in, and some police departments file months late.

• 170 crashes (5%) involved a pedestrian. See where they cluster
• 179 crashes (5%) involved a bicyclist. See where they cluster
• 61 crashes (2%) involved a motorcyclist. See where they cluster

How many car accidents happen in Alameda each year?

Reported crashes in Alameda: 2021: 661, 2022: 789, 2023: 791, 2024: 893, 2025: 517. The latest year can rise as late reports come in, and some police departments file their reports months late.

What time do most crashes happen in Alameda?

The busiest hour for reported crashes in Alameda is 4 p.m.. 23% (California: 26%) happened between 8 p.m. and 6 a.m.

What causes crashes in Alameda?

The main cause the reporting officer recorded, as a share of all 3,651 crashes: unsafe turning or lane change 32%, unsafe speed 18%, failing to yield at an intersection or to turn 11%, driving under the influence 7%, unsafe starting or backing 6%.

How many people were killed in crashes in Alameda?

10 crashes killed someone in 3,651 reported crashes in Alameda from 2021–2025, and 917 crashes injured someone.

How many crashes in Alameda involve pedestrians, cyclists or motorcyclists?

170 involved a pedestrian (5%), 179 involved a bicyclist (5%), 61 involved a motorcyclist (2%), of 3,651 reported crashes from 2021–2025.

Where does this data come from?

Police crash reports in the California Crash Reporting System (CCRS), published by the state on data.ca.gov. Every reported crash is counted, whatever the vehicles, and no locations are used.