Car crash statistics in Montclair, 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: 3,021 crashes were reported in Montclair from 2021–2025, 1,382 with an injury and 31 with a death. 46% (California: 40%) of crashes injured someone. 23% (California: 25%) were hit-and-run.

• 46% (California: 40%) of crashes injured someone.
• 23% (California: 25%) were hit-and-run.
• 30% (California: 26%) happened between 8 p.m. and 6 a.m.
• The busiest hour was 5 p.m. (California: 5 p.m.).
• 31% 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 3,021 crashes. It is the officer's judgement at the scene.

• Unsafe speed27% · 821
• Unsafe turning or lane change23% · 700
• Driving under the influence13% · 401
• Running a red light or stop sign11% · 325
• Failing to yield at an intersection or to turn10% · 303

By type of collision: rear end 32%, broadside 24%, side swipe 20%, hit object 14%.

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

• 65 crashes (2%) involved a pedestrian. See where they cluster
• 74 crashes (2%) involved a bicyclist. See where they cluster
• 63 crashes (2%) involved a motorcyclist. See where they cluster

How many car accidents happen in Montclair each year?

Reported crashes in Montclair: 2021: 682, 2022: 621, 2023: 619, 2024: 565, 2025: 534. 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 Montclair?

The busiest hour for reported crashes in Montclair is 5 p.m.. 30% (California: 26%) happened between 8 p.m. and 6 a.m.

What causes crashes in Montclair?

The main cause the reporting officer recorded, as a share of all 3,021 crashes: unsafe speed 27%, unsafe turning or lane change 23%, driving under the influence 13%, running a red light or stop sign 11%, failing to yield at an intersection or to turn 10%.

How many people were killed in crashes in Montclair?

31 crashes killed someone in 3,021 reported crashes in Montclair from 2021–2025, and 1,382 crashes injured someone.

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

65 involved a pedestrian (2%), 74 involved a bicyclist (2%), 63 involved a motorcyclist (2%), of 3,021 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.