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Official Police Data · Published with a delay

Somerville, MA Crash Map and Accident Trends

The most recent police-reported reported collisions in Somerville, MA, plotted from official open data — locations, injuries and contributing factors. This is government-published crash data, not news coverage.

Somerville, MA
About Somerville, MA

Somerville is a city located directly to the northwest of Boston, and north of Cambridge, in Middlesex County, Massachusetts, United States. As of the 2020 United States census, the city had a total population of 81,045 people. With an area of 4.12 square miles (10.7 km2), the city has a density of 19,671/sq mi (7,595/km2), making it the most densely populated municipality in New England and the 19th most densely populated incorporated municipality in the country.

Text: Wikipedia (CC BY-SA 4.0) · read 2026-09-13

150
Recent Reported Crashes
latest: 2026-08-30
57
People Injured
in this sample
0
Fatalities
in this sample
6h
Refresh Cycle
source updates daily
Fatal / injury crash Property damage / no injuries Source: City of Somerville Open Data — Police Data: Crashes (Somerville Police Department, ODbL)
Crash pattern explorer

Explore Somerville, MA crash patterns

383 official records from 2025-10-11 to 2026-09-09. Published with a delay · newest record 32 days old

The explorer loads when you reach it. The records table below works without it.

Official records · page 6 of 8

Recorded Crashes, Page 6

383 records from 2025-10-11 to 2026-09-09, newest first. Last successful import 2026-10-11T22:01 UTC.

Somerville, MA recorded crashes, page 6 of 8
DateHourLocationInjuredKilledCollision type or factor
2026-01-27 11:00 437 Medford St 1 0 Head On
2026-01-27 6:00 15 Weston Av 0 0 Rear-end
2026-01-26 9:00 41 Quincy St 0 0 Sideswipe, Same Direction
2026-01-26 5:00 Flint Street & Franklin Street 0 0 Rear-end
2026-01-25 23:00 24 Benedict St 0 0 Sideswipe, Same Direction
2026-01-25 17:00 33 Spring St 1 0 Head On
2026-01-25 15:00 Bonair St & Wigglesworth St 0 0 Sideswipe, Same Direction
2026-01-25 15:00 258 Highland Av 1 0 Angle
2026-01-25 14:00 253 Highland Av 0 0 Head On
2026-01-25 11:00 63 Flint St 1 0 Sideswipe, Same Direction
2026-01-22 6:00 Mystic Av & Temple Rd 0 0 Sideswipe, Opposite Direction
2026-01-20 13:00 850 Broadway 0 0 Angle
2026-01-19 2:00 397 Broadway 0 0 Angle
2026-01-18 21:00 Billingham St & Summit St 0 0 Angle
2026-01-18 11:00 343 Broadway 1 0 Single Vehicle Crash
2026-01-17 15:00 Maine Av & Maine Ter 0 0 Sideswipe, Same Direction
2026-01-17 11:00 230 Holland St 1 0 Sideswipe, Same Direction
2026-01-16 19:00 487 Somerville Av 0 0 Sideswipe, Same Direction
2026-01-16 8:00 11 Macarthur St 0 0 Sideswipe, Same Direction
2026-01-15 15:00 Broadway St & Rush St 1 0 Rear-end
2026-01-13 18:00 Cutter Av & Summer St 1 0 Single Vehicle Crash
2026-01-13 8:00 660 Broadway 0 0 Rear-end
2026-01-12 20:00 417 Highland Av 0 0 Angle
2026-01-12 8:00 94 Marshall St 0 0 Angle
2026-01-09 18:00 Cameron Av & Tannery Brook Row 1 0 Angle
2026-01-09 13:00 Mystic Av & Revolution Dr 0 0 Angle
2026-01-09 10:00 238 Holland St 0 0 Sideswipe, Same Direction
2026-01-07 0:00 8 College Hill Rd 0 0 Angle
2026-01-06 12:00 Broadway & Main St 1 0 Rear-end
2026-01-06 7:00 186 Highland Ave 0 0 Angle
2026-01-06 0:00 15 Radcliffe Rd 0 0 Sideswipe, Opposite Direction
2026-01-05 13:00 183 Central St 0 0 Sideswipe, Same Direction
2026-01-04 22:00 11 Montrose St 0 0 Angle
2026-01-04 18:00 Broadway & Simpson Av 1 0 Rear-end
2026-01-03 17:00 Grand Union Blvd & Foley St 0 0 Sideswipe, Same Direction
2026-01-02 13:00 14 Mcgrath Hwy 0 0 Sideswipe, Same Direction
2026-01-01 10:00 181 Middlesex Av 0 0 Sideswipe, Same Direction
2026-01-01 1:00 21 Union Sq 1 0 Rear-end
2025-12-31 17:00 301 Great River Rd 0 0 Sideswipe, Opposite Direction
2025-12-31 11:00 Cedar St & Lexington Ave 0 0 Angle
2025-12-29 22:00 Bristol Rd & Broadway 0 0 Head On
2025-12-27 4:00 22 Claredon St 0 0 Sideswipe, Same Direction
2025-12-26 15:00 99 Middlesex Av 0 0 Angle
2025-12-24 13:00 79 Walnut St 0 0 Angle
2025-12-23 14:00 400 Somerville Av 0 0 Rear-end
2025-12-22 20:00 265 Summer St 0 0 Sideswipe, Same Direction
2025-12-20 16:00 355 Broadway 1 0 Sideswipe, Same Direction
2025-12-19 23:00 42 Minnesota Ave. 0 0 Angle
2025-12-19 8:00 550 Broadway 0 0 Rear-end
2025-12-18 16:00 8 Porter St 0 0 Sideswipe, Same Direction
News reports · within 65 km

Accident news in and near Somerville, MA

22 news reports in the last 30 days, placed by city name in the headline — a separate layer from the police records above.

Questions

Somerville, MA — FAQ

Where does the Somerville, MA crash data come from?
Directly from official government open data: City of Somerville Open Data — Police Data: Crashes (Somerville Police Department, ODbL). Police-reported collisions are published on the open-data portal (typically with a short processing delay) and we re-read it every 6 hours. This is real police data, not news reports.
How many car accidents happen in Somerville, MA?
In this latest sample of 150 police-reported crashes (2026-04-21 to 2026-08-30), 57 people were injured and 0 killed. Across the whole area, Somerville, MA records thousands of reported collisions per year.
Is this map real-time?
No. The newest record the portal has published is from 2026-09-09, so treat this page as historical data rather than today's crashes. For life-threatening emergencies always call 911 — this page is informational.
What can the crash pattern explorer show?
It filters the official records from the last 365 days (up to 5,000 of the most recent) by period, severity, collision type and a circle drawn on the map, and charts them by week, weekday and hour next to a full-year monthly total from the portal's own counts. It counts recorded crashes only: without traffic volumes it cannot say how risky a street is, so it never ranks streets as safe or dangerous.

Data: City of Somerville Open Data — Police Data: Crashes (Somerville Police Department, ODbL), updated 2026-08-30 (public government data). How records are imported, deduplicated and labelled: methodology. See also accidents in United States and US road deaths by year.