Fatal crash profile · County

Traffic deaths in Norfolk County, Massachusetts

County in Massachusetts · United States

Deaths, 2024
37
Fatal crashes
36
Population
737.6K

In 2024, 37 people died in 36 fatal crashes in Norfolk County, Massachusetts. That was the same as in 2023. The death rate was 5.0 per 100,000 residents, compared with 5.1 in Massachusetts and 11.5 in the United States. Norfolk County had the 4th most traffic deaths among Massachusetts's counties. Between 2020 and 2024, 198 people died, an average of 40 a year. Pedestrians accounted for 22% of deaths, and 28% of fatal crashes were speeding-related.

Deaths

Traffic deaths

5.0

deaths per 100,000 residents in 2024

  • About the same as the rate in Massachusetts: 5.1
  • About 45 percent of the rate in the United States: 11.5

5.4

average deaths per 100,000 residents a year, 2020–2024

  • About the same as the average in Massachusetts: 5.4
  • About 45 percent of the average in the United States: 12.3

+0%

change in deaths from 2023 to 2024

37 deaths in 2023, 37 in 2024

  • Massachusetts: +6%
  • The United States: -4%
Traffic deaths by year, 2020–2024
Category Deaths Fatal crashes
2020 44 40
2021 37 35
2022 43 43
2023 37 36
2024 37 36

People who died within 30 days of a crash. A fatal crash can kill more than one person.

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Deaths per 100,000 residents, 2020–2024
Category Deaths per 100,000
2020 6.1
2021 5.1
2022 5.9
2023 5.1
2024 5.0

Uses Census population estimates, available from 2000.

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Road users

Who died

22%

of deaths were pedestrians

  • About the same as the share in Massachusetts: 21%
  • About 1.2 times the share in the United States: 18%
Who died in 2024
Category Deaths
Vehicle occupants and others 25
Pedestrians 8
Motorcyclists 3
Cyclists 1
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Deaths by type, 2024
Type Deaths Share in Norfolk County Share in Massachusetts
Pedestrians 8 22% 21%
Motorcyclists 3 8% 19%
Cyclists 1 3% 3%
Alcohol-impaired driving crashes 10 27% 28%
Speeding-related crashes 11 30% 29%

Alcohol-impaired and speeding-related count everyone killed in those crashes, so a death can appear in more than one row.

Crash factors

Speeding, alcohol, night and weekend crashes

28%

of fatal crashes were speeding-related

  • About the same as the share in Massachusetts: 28%
  • About the same as the share in the United States: 28%

31%

of fatal crashes involved a drinking driver

  • About 1.1 times the share in Massachusetts: 27%
  • About 1.2 times the share in the United States: 25%
Crash factors in 2024
Category Norfolk County Massachusetts United States
Speeding-related 30.6% 27.2% 24.8%
Alcohol-involved 27.8% 27.5% 28.1%
At night 47.2% 46.4% 53.6%
At weekends 30.6% 34.4% 32.6%

Share of fatal crashes. Alcohol-involved means a police-reported drinking driver.

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Timing

When crashes happen

47%

of fatal crashes happened at night

  • About the same as the share in Massachusetts: 46%
  • About 90 percent of the share in the United States: 54%

31%

of fatal crashes happened at weekends

  • About 90 percent of the share in Massachusetts: 34%
  • About the same as the share in the United States: 33%
Fatal crashes by hour of day
Category Fatal crashes
12am 5
1am 8
2am 9
3am 7
4am 8
5am 6
6am 5
7am 4
8am 1
9am 11
10am 8
11am 7
12pm 5
1pm 10
2pm 6
3pm 11
4pm 9
5pm 17
6pm 10
7pm 10
8pm 8
9pm 6
10pm 9
11pm 10

All crashes 2020–2024.

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Fatal crashes by day of week
Category Fatal crashes
Sun 26
Mon 21
Tue 26
Wed 27
Thu 19
Fri 35
Sat 36

All crashes 2020–2024.

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Fatal crashes by month
Category Fatal crashes
Jan 13
Feb 14
Mar 17
Apr 14
May 9
Jun 19
Jul 15
Aug 22
Sep 12
Oct 20
Nov 19
Dec 16

All crashes 2020–2024.

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Conditions

Weather and light

Weather at the time of the crash
Category Fatal crashes
Clear 143
Cloudy 28
Rain 10
Snow 3
Fog, Smog, Smoke 1
Sleet or Hail 1

All crashes 2020–2024. Crashes where conditions were not reported are left out.

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Light conditions at the time of the crash
Category Fatal crashes
Daylight 89
Dark - Not Lighted 50
Dark - Lighted 41
Dusk 4
Dawn 3
Dark - Unknown Lighting 1

All crashes 2020–2024. Crashes where conditions were not reported are left out.

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Roads and vehicles

Where and what, 2020–2024

Roads with the most fatal crashes

  1. I-9517
  2. I-938
  3. SR-247
  4. I-4956
  5. US-15
  6. WASHINGTON ST5
  7. GRANITE ST4
  8. SR-34
  9. I-95 N3
  10. EAST ST3

Road names as recorded in police reports.

Vehicles involved, by type
Category Vehicles
Cars 108
SUVs 102
Pickup trucks 26
Motorcycles 24
Medium and heavy trucks 17
Vans 9
Other vehicles 3
Other light trucks 2

All crashes 2020–2024.

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Vehicles most often involved

  1. Toyota Corolla13
  2. Honda Accord12
  3. Toyota RAV410
  4. Ford Escape9
  5. Honda CR-V7
  6. Nissan Altima7
  7. Chevrolet Silverado6
  8. Honda Civic5
  9. Jeep Grand Cherokee5
  10. Volkswagen Jetta5

Reflects how common a vehicle is as well as crash involvement; not a safety rating.

Crashes

Fatal crashes

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Fatal crashes in 2024. Crashes without reported coordinates are not shown.

Filter crashes
Crash factors
Date Location Deaths
Dec 19, 2024 Sharon 1
Dec 9, 2024 Canton 1
Dec 1, 2024 Quincy 1
Nov 20, 2024 Weymouth 1
Nov 17, 2024 Randolph 1
Nov 2, 2024 Bellingham 1
Nov 2, 2024 Quincy 1
Nov 1, 2024 Norwood 1
Oct 30, 2024 Foxboro 1
Oct 27, 2024 Milton 1
Oct 7, 2024 Milton 1
Oct 6, 2024 Medfield 1
Oct 3, 2024 Plainville 1
Sep 30, 2024 Brookline Town 1
Sep 12, 2024 Milton 1
Sep 6, 2024 Foxboro 2
Aug 30, 2024 Foxboro 1
Aug 24, 2024 Plainville 1
Aug 22, 2024 Stoughton 1
Aug 21, 2024 Stoughton 1
Aug 2, 2024 Wrentham 1
Jul 8, 2024 Quincy 1
Jun 30, 2024 Avon 1
Jun 22, 2024 Westwood 1
Jun 16, 2024 Quincy 1

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Nearby and related

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Source: NHTSA Fatality Analysis Reporting System (FARS), 2020–2024. A fatal crash is one in which at least one person died within 30 days. Population: US Census Bureau estimates.