Fatal crash profile · State

Traffic deaths in Connecticut in 2021

State in United States

Deaths, 2021
303
Fatal crashes
288
Population
3.6M

In 2021, 303 people died in 288 fatal crashes in Connecticut. That was 1.3% more than in 2020 (299) and the most since 2016. The death rate was 8.4 per 100,000 residents, compared with 13.0 in the United States. Connecticut had the 36th most traffic deaths of the 51 states and DC and the 45th-highest death rate. Pedestrians accounted for 18% of deaths, and 41% of fatal crashes were speeding-related.

Deaths

Traffic deaths

8.4

deaths per 100,000 residents in 2021

  • About two-thirds of the rate in the United States: 13.0

+1%

change in deaths from 2020 to 2021

299 deaths in 2020, 303 in 2021

  • The United States: +11%

Connecticut traffic deaths by year goes back to 1975.

Profile by year: 2024 · 2023 · 2022 · 2021 · 2020

Road users

Who died

18%

of deaths were pedestrians

  • About the same as the share in the United States: 17%
Who died in 2021
Category Deaths
Vehicle occupants and others 178
Pedestrians 55
Motorcyclists 67
Cyclists 3
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Deaths by type, 2021
Type Deaths Share in Connecticut Share in the US
Pedestrians 55 18% 17%
Motorcyclists 67 22% 14%
Cyclists 3 1% 2%
Alcohol-impaired driving crashes 118 39% 31%
Speeding-related crashes 127 42% 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

41%

of fatal crashes were speeding-related

  • About 1.4 times the share in the United States: 28%

36%

of fatal crashes involved a drinking driver

  • About 1.4 times the share in the United States: 26%
Crash factors in 2021
Category Connecticut United States
Speeding-related 36.1% 26.3%
Alcohol-involved 40.6% 28.2%
At night 57.6% 53.9%
At weekends 32.6% 32.8%

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

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Timing

When crashes happen

58%

of fatal crashes happened at night

  • About the same as the share in the United States: 54%

33%

of fatal crashes happened at weekends

  • About the same as the share in the United States: 33%
Fatal crashes by hour of day
Category Fatal crashes
12am 18
1am 10
2am 8
3am 10
4am 3
5am 6
6am 11
7am 6
8am 3
9am 5
10am 7
11am 7
12pm 9
1pm 14
2pm 11
3pm 21
4pm 10
5pm 15
6pm 16
7pm 19
8pm 15
9pm 18
10pm 26
11pm 17

All crashes 2021.

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Fatal crashes by day of week
Category Fatal crashes
Sun 45
Mon 36
Tue 39
Wed 36
Thu 38
Fri 45
Sat 49

All crashes 2021.

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Fatal crashes by month
Category Fatal crashes
Jan 17
Feb 14
Mar 15
Apr 28
May 25
Jun 33
Jul 30
Aug 30
Sep 25
Oct 27
Nov 22
Dec 22

All crashes 2021.

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Conditions

Weather and light

Weather at the time of the crash
Category Fatal crashes
Clear 240
Rain 22
Cloudy 19
Snow 4
Freezing Rain or Drizzle 2
Fog, Smog, Smoke 1

All crashes 2021. 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 122
Dark - Lighted 101
Dark - Not Lighted 55
Dawn 5
Dusk 5

All crashes 2021. Crashes where conditions were not reported are left out.

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Roads and vehicles

Where and what, 2021

Roads with the most fatal crashes

  1. I-8419
  2. I-9511
  3. SR-810
  4. I-919
  5. SR-159
  6. SR-106
  7. US-65
  8. SR-25
  9. CHAPEL ST3
  10. SR-633

Road names as recorded in police reports.

Vehicles involved, by type
Category Vehicles
Cars 214
SUVs 85
Motorcycles 69
Medium and heavy trucks 27
Pickup trucks 26
Vans 13
Other vehicles 9
Buses 2

All crashes 2021.

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Vehicles most often involved

  1. Honda Accord21
  2. Toyota Camry16
  3. Honda Civic13
  4. Nissan Altima12
  5. Honda CR-V10
  6. Hyundai Sonata9
  7. Toyota Corolla9
  8. Ford F-1507
  9. Acura TL6
  10. Jeep Wrangler6

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 2021. Crashes without reported coordinates are not shown.

Filter crashes
Crash factors
Date Location Deaths
Dec 31, 2021 Windsor Locks, Hartford County 1
Dec 30, 2021 Fairfield, Fairfield County 1
Dec 30, 2021 Andover, Tolland County 1
Dec 29, 2021 Milford, New Haven County 1
Dec 29, 2021 Southbury, New Haven County 1
Dec 26, 2021 New Haven, New Haven County 1
Dec 26, 2021 Norwalk, Fairfield County 1
Dec 25, 2021 Hartford, Hartford County 1
Dec 25, 2021 Middlebury, New Haven County 1
Dec 23, 2021 East Haven, New Haven County 1
Dec 22, 2021 Farmington, Hartford County 1
Dec 22, 2021 Andover, Tolland County 1
Dec 21, 2021 Woodstock, Windham County 1
Dec 14, 2021 Cheshire, New Haven County 1
Dec 12, 2021 Farmington, Hartford County 1
Dec 11, 2021 Killingly Center, Windham County 1
Dec 10, 2021 Seymour, New Haven County 2
Dec 9, 2021 East Hartford, Hartford County 1
Dec 5, 2021 North Stonington, New London County 1
Dec 5, 2021 New Haven, New Haven County 1
Dec 2, 2021 New Haven, New Haven County 1
Dec 2, 2021 Vernon, Tolland County 1
Nov 30, 2021 Mansfield Center, Tolland County 1
Nov 30, 2021 New Haven, New Haven County 1
Nov 29, 2021 Trumbull, Fairfield County 2

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Explore

Nearby and related

Counties in Connecticut in 2021

Area Deaths, 2021 Per 100,000
Fairfield County 38 —
Hartford County 89 —
Litchfield County 18 —
Middlesex County 10 —
New Haven County 89 —
New London County 27 —
Tolland County 16 —
Windham County 16 —

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Source: NHTSA Fatality Analysis Reporting System (FARS), 2021. A fatal crash is one in which at least one person died within 30 days. Population: US Census Bureau estimates.