235
Fatal crashes
250
Fatalities
32%
Drunk driver
33
Avg per year
Deadliest fatal-crash clusters in Jefferson County
Locations with multiple fatal crashes on the same road segment, 2017-2023. Click any location to pull the full report — every individual crash with vehicle, person, and contributing-factor detail.
4 fatal crashes
$9 report →
4 fatalities · 2017–2020
Principal Arterial - Other
38.167, -90.451
3 fatal crashes
$9 report →
3 fatalities · 2020–2022
Principal Arterial - Other
38.378, -90.620
2 fatal crashes
$9 report →
2 fatalities · 2019–2020
Principal Arterial - Other
38.334, -90.667
2 fatal crashes
$9 report →
2 fatalities · 2017–2020
Interstate
38.369, -90.383
2 fatal crashes
$9 report →
2 fatalities · 2023
Minor Arterial
38.401, -90.376
Crashes by year
| Year | Crashes | Fatalities | Drunk driver |
|---|---|---|---|
| 2017 | 35 | 35 | 7 |
| 2018 | 24 | 28 | 8 |
| 2019 | 35 | 36 | 13 |
| 2020 | 37 | 39 | 11 |
| 2021 | 40 | 45 | 13 |
| 2022 | 40 | 43 | 12 |
| 2023 | 24 | 24 | 12 |
Cities in Jefferson County
Fatal crashes by city within Jefferson County. Need crash history at a specific address or intersection? Our intersection report shows every fatal crash within any radius of a GPS coordinate.
| City | Crashes | Fatalities |
|---|---|---|
| ARNOLD | 13 | 15 |
| KIMMSWICK | 8 | 8 |
| FESTUS | 6 | 6 |
| PEVELY | 5 | 6 |
| Unknown | 4 | 5 |
| HERCULANEUM | 4 | 4 |
| HILLSBORO | 3 | 3 |
| CRYSTAL CITY | 2 | 2 |
| HIGH RIDGE | 1 | 1 |
| Other | 1 | 1 |
| DE SOTO | 1 | 1 |
When crashes happen
By month
| Month | Crashes |
|---|---|
| January | 18 |
| February | 7 |
| March | 16 |
| April | 17 |
| May | 29 |
| June | 31 |
| July | 17 |
| August | 25 |
| September | 19 |
| October | 23 |
| November | 21 |
| December | 12 |
Most dangerous hours
| Hour | Crashes |
|---|---|
| 19:00 | 23 |
| 14:00 | 21 |
| 01:00 | 18 |
| 18:00 | 16 |
| 21:00 | 13 |
| 17:00 | 12 |
| 10:00 | 11 |
| 20:00 | 11 |
| 09:00 | 10 |
| 11:00 | 10 |
Vehicles involved in fatal crashes
| Make | Vehicles involved |
|---|---|
| Chevrolet | 79 |
| Ford | 63 |
| Dodge | 21 |
| Honda | 20 |
| Harley-Davidson | 20 |
| Toyota | 18 |
| GMC | 17 |
| Jeep / Kaiser-Jeep / Willys- Jeep | 16 |
| Other Make | 11 |
| Buick / Opel | 8 |
Conditions
Weather
| Weather | Crashes |
|---|---|
| Clear | 149 |
| Cloudy | 63 |
| Rain | 14 |
| Fog, Smog, Smoke | 3 |
| Snow | 3 |
| Reported as Unknown | 2 |
| Sleet or Hail | 1 |
Collision type
| Type | Crashes |
|---|---|
| Single vehicle / pedestrian / object | 144 |
| Angle | 45 |
| Front-to-Front | 23 |
| Front-to-Rear | 18 |
| Sideswipe - Same Direction | 3 |
| Sideswipe - Opposite Direction | 2 |
Need crash data for a specific location in Jefferson County?
Our intersection report shows every fatal crash within any radius of a GPS coordinate — with a map, event sequence, contributing factors, vehicle and person details. Used by attorneys for discovery and insurance teams for risk assessment.
For programmatic access to Jefferson County crash data, see the API guide. $19/mo for full access.
Data source: NHTSA Fatality Analysis Reporting System (FARS), 2017-2023. Updated annually.
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