Fatal crash profile · County
Traffic deaths in Jefferson County, Missouri
County in Missouri · United States
- Deaths, 2024
- 26
- Fatal crashes
- 25
- Population
- 232.1K
In 2024, 26 people died in 25 fatal crashes in Jefferson County, Missouri. That was 8.3% more than in 2023 (24) and the most since 2022. The death rate was 11.2 per 100,000 residents, compared with 15.3 in Missouri and 11.5 in the United States. Jefferson County had the 7th most traffic deaths among Missouri's counties. Between 2020 and 2024, 177 people died, an average of 35 a year. Pedestrians accounted for 12% of deaths, and 36% of fatal crashes were speeding-related.
Deaths
Traffic deaths
11.2
deaths per 100,000 residents in 2024
- About three-quarters of the rate in Missouri: 15.3
- About the same as the rate in the United States: 11.5
15.4
average deaths per 100,000 residents a year, 2020–2024
- About the same as the average in Missouri: 16.2
- About 1.3 times the average in the United States: 12.3
+8%
change in deaths from 2023 to 2024
24 deaths in 2023, 26 in 2024
- Missouri: -4%
- The United States: -4%
| Category | Deaths | Fatal crashes |
|---|---|---|
| 2020 | 39 | 37 |
| 2021 | 45 | 40 |
| 2022 | 43 | 40 |
| 2023 | 24 | 24 |
| 2024 | 26 | 25 |
People who died within 30 days of a crash. A fatal crash can kill more than one person.
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| Category | Deaths per 100,000 |
|---|---|
| 2020 | 17.2 |
| 2021 | 19.7 |
| 2022 | 18.8 |
| 2023 | 10.4 |
| 2024 | 11.2 |
Uses Census population estimates, available from 2000.
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Road users
Who died
12%
of deaths were pedestrians
- About 80 percent of the share in Missouri: 14%
- About two-thirds of the share in the United States: 18%
| Category | Deaths |
|---|---|
| Vehicle occupants and others | 15 |
| Pedestrians | 3 |
| Motorcyclists | 8 |
| Cyclists | 0 |
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| Type | Deaths | Share in Jefferson County | Share in Missouri |
|---|---|---|---|
| Pedestrians | 3 | 12% | 14% |
| Motorcyclists | 8 | 31% | 15% |
| Cyclists | 0 | 0% | 2% |
| Alcohol-impaired driving crashes | 9 | 35% | 28% |
| Speeding-related crashes | 9 | 35% | 33% |
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
36%
of fatal crashes were speeding-related
- About 1.1 times the share in Missouri: 33%
- About 1.3 times the share in the United States: 28%
40%
of fatal crashes involved a drinking driver
- About 1.5 times the share in Missouri: 27%
- About 1.6 times the share in the United States: 25%
| Category | Jefferson County | Missouri | United States |
|---|---|---|---|
| Speeding-related | 40.0% | 26.5% | 24.8% |
| Alcohol-involved | 36.0% | 32.7% | 28.1% |
| At night | 52.0% | 50.9% | 53.6% |
| At weekends | 20.0% | 30.3% | 32.6% |
Share of fatal crashes. Alcohol-involved means a police-reported drinking driver.
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Timing
When crashes happen
52%
of fatal crashes happened at night
- About the same as the share in Missouri: 51%
- About the same as the share in the United States: 54%
20%
of fatal crashes happened at weekends
- About two-thirds of the share in Missouri: 30%
- About 60 percent of the share in the United States: 33%
| Category | Fatal crashes |
|---|---|
| 12am | 5 |
| 1am | 12 |
| 2am | 1 |
| 3am | 4 |
| 4am | 2 |
| 5am | 2 |
| 6am | 4 |
| 7am | 1 |
| 8am | 3 |
| 9am | 7 |
| 10am | 7 |
| 11am | 9 |
| 12pm | 8 |
| 1pm | 3 |
| 2pm | 15 |
| 3pm | 6 |
| 4pm | 5 |
| 5pm | 10 |
| 6pm | 15 |
| 7pm | 16 |
| 8pm | 8 |
| 9pm | 11 |
| 10pm | 7 |
| 11pm | 3 |
All crashes 2020–2024.
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| Category | Fatal crashes |
|---|---|
| Sun | 22 |
| Mon | 16 |
| Tue | 20 |
| Wed | 26 |
| Thu | 26 |
| Fri | 24 |
| Sat | 32 |
All crashes 2020–2024.
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| Category | Fatal crashes |
|---|---|
| Jan | 5 |
| Feb | 7 |
| Mar | 6 |
| Apr | 15 |
| May | 21 |
| Jun | 22 |
| Jul | 14 |
| Aug | 15 |
| Sep | 16 |
| Oct | 20 |
| Nov | 14 |
| Dec | 11 |
All crashes 2020–2024.
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Conditions
Weather and light
| Category | Fatal crashes |
|---|---|
| Clear | 106 |
| Cloudy | 45 |
| Rain | 10 |
| Fog, Smog, Smoke | 2 |
| Snow | 1 |
All crashes 2020–2024. Crashes where conditions were not reported are left out.
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| Category | Fatal crashes |
|---|---|
| Daylight | 92 |
| Dark - Not Lighted | 63 |
| Dark - Lighted | 10 |
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
- SR-3022
- US-6116
- I-5515
- US-6714
- SR-2111
- SR-1416
- SR-B5
- SR-H5
- SR-A3
- CR-OLD HWY 213
Road names as recorded in police reports.
| Category | Vehicles |
|---|---|
| Cars | 85 |
| SUVs | 52 |
| Pickup trucks | 47 |
| Motorcycles | 37 |
| Medium and heavy trucks | 13 |
| Vans | 7 |
| Other vehicles | 4 |
| Buses | 1 |
All crashes 2020–2024.
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Vehicles most often involved
- Dodge Ram7
- Chevrolet Cruze6
- Chevrolet Malibu6
- Chevrolet Silverado6
- Ford F-2505
- GMC Sierra5
- Jeep Cherokee5
- Chevrolet GMT-4004
- Ford Explorer4
- Ford F-1504
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
| Date | Location | Road | Deaths |
|---|---|---|---|
| Dec 12, 2024 | — | CR-OLD HWY 21 | 1 |
| Nov 10, 2024 | — | CR-30 GRAVOIS RD | 1 |
| Oct 23, 2024 | Arnold | US-61 | 1 |
| Oct 20, 2024 | — | CR-JIM WEBER RD | 1 |
| Oct 18, 2024 | — | CR-KLONDIKE RD | 1 |
| Oct 17, 2024 | — | US-67 | 1 |
| Oct 3, 2024 | — | US-61 | 1 |
| Sep 18, 2024 | — | SR-141 | 1 |
| Sep 12, 2024 | — | SR-30 | 1 |
| Sep 6, 2024 | — | US-67 | 1 |
| Sep 4, 2024 | — | SR-30 | 1 |
| Sep 4, 2024 | — | SR-CC | 1 |
| Sep 2, 2024 | — | US-67 | 1 |
| Jul 1, 2024 | — | CR-OLD ANTONIA RD | 1 |
| Jun 30, 2024 | — | I-55 | 1 |
| May 16, 2024 | Pevely | I-55 | 1 |
| May 14, 2024 | — | SR-21 | 1 |
| Apr 27, 2024 | — | CR-DUTCH BOTTOM RD | 1 |
| Apr 22, 2024 | — | SR-30 | 1 |
| Apr 21, 2024 | — | CR-OLD RT M | 1 |
| Apr 19, 2024 | — | SR-H | 1 |
| Apr 18, 2024 | — | MU-LOWER BYRNES MILL RD | 1 |
| Feb 5, 2024 | — | SR-30 | 2 |
| Jan 31, 2024 | — | CR-HIGH RIDGE BLVD | 1 |
| Jan 8, 2024 | — | SR-30 | 1 |
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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.