Cambridge Traffic Crash Reports Since 2015

Cambridge, Massachusetts crash data includes incidents involving motor vehicles, bicycles, and pedestrians reported since 2015. The dataset is published by data.cambridgema.gov and was last updated in March 2026. Records contain detailed vehicle, environmental, and roadway factors.

Use Cases

• Analyze the relationship between Road Surface Condition, Weather Condition 2, and V1 Most Harmful Event to identify environmental risk factors.
• Model V1 Driver Contribution using features like V1 Action Prior to Crash, Traffic Control Device Type, and Trafficway Description.
• Map crash hotspots using the geocoded Location column and filter by V1 Configuration or May involve cyclist flag.
• Investigate vehicle-specific factors by joining V1 Make, V1 Model Year with V2 Make, V2 Model Year for multi-vehicle incidents.

Strengths

• Data spans over a decade of records from 2015 onward.
• Includes detailed vehicle attributes (Make, Model Year, Configuration) for two vehicles.

Limitations

• Unknown row count prevents assessment of statistical power.
• Sample data unavailable to verify data quality or completeness.

Provenance

Source

data.cambridgema.gov

Collection Method

Police department crash reports, with personal identifiers omitted.

Time Range

From 2015 onward

Freshness

Updated regularly, with a last update date in March 2026.

Geography

City of Cambridge, Massachusetts, USA