Fatal crash profile · County
Traffic deaths in Jefferson County, Montana
County in Montana · United States
- Deaths, 2024
- 7
- Fatal crashes
- 7
- Population
- 13.2K
In 2024, 7 people died in 7 fatal crashes in Jefferson County, Montana. That was 133.3% more than in 2023 (3) and the most since 2022. The death rate was 52.9 per 100,000 residents, compared with 18.1 in Montana and 11.5 in the United States. Jefferson County had the 8th most traffic deaths among Montana's counties. Between 2020 and 2024, 38 people died, an average of 7.6 a year. That rate is based on fewer than 20 deaths, so it can swing a lot from year to year. 29% of fatal crashes were speeding-related.
Deaths
Traffic deaths
52.9
deaths per 100,000 residents in 2024
- About 3 times the rate in Montana: 18.1
- About 5 times the rate in the United States: 11.5
59.6
average deaths per 100,000 residents a year, 2020–2024
- About 3 times the average in Montana: 19.4
- About 5 times the average in the United States: 12.3
+133%
change in deaths from 2023 to 2024
3 deaths in 2023, 7 in 2024
- Montana: -1%
- The United States: -4%
| Category | Deaths | Fatal crashes |
|---|---|---|
| 2020 | 8 | 8 |
| 2021 | 13 | 10 |
| 2022 | 7 | 7 |
| 2023 | 3 | 3 |
| 2024 | 7 | 7 |
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 | 65.9 |
| 2021 | 104.3 |
| 2022 | 54.5 |
| 2023 | 23.0 |
| 2024 | 52.9 |
Uses Census population estimates, available from 2000.
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Road users
Who died
0%
of deaths were pedestrians
- About 5 percent of the share in Montana: 5%
- About 5 percent of the share in the United States: 18%
| Category | Deaths |
|---|---|
| Vehicle occupants and others | 5 |
| Pedestrians | 0 |
| Motorcyclists | 1 |
| Cyclists | 1 |
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| Type | Deaths | Share in Jefferson County | Share in Montana |
|---|---|---|---|
| Pedestrians | 0 | 0% | 5% |
| Motorcyclists | 1 | 14% | 18% |
| Cyclists | 1 | 14% | 1% |
| Alcohol-impaired driving crashes | 4 | 57% | 36% |
| Speeding-related crashes | 2 | 29% | 43% |
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
29%
of fatal crashes were speeding-related
- About two-thirds of the share in Montana: 43%
- About the same as the share in the United States: 28%
57%
of fatal crashes involved a drinking driver
- About 1.3 times the share in Montana: 44%
- About double the share in the United States: 25%
| Category | Jefferson County | Montana | United States |
|---|---|---|---|
| Speeding-related | 57.1% | 43.5% | 24.8% |
| Alcohol-involved | 28.6% | 43.0% | 28.1% |
| At night | 57.1% | 44.0% | 53.6% |
| At weekends | 28.6% | 38.3% | 32.6% |
Share of fatal crashes. Alcohol-involved means a police-reported drinking driver.
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Timing
When crashes happen
57%
of fatal crashes happened at night
- About 1.3 times the share in Montana: 44%
- About the same as the share in the United States: 54%
29%
of fatal crashes happened at weekends
- About three-quarters of the share in Montana: 38%
- About 90 percent of the share in the United States: 33%
| Category | Fatal crashes |
|---|---|
| 12am | 2 |
| 1am | 1 |
| 2am | 1 |
| 3am | 0 |
| 4am | 2 |
| 5am | 2 |
| 6am | 1 |
| 7am | 1 |
| 8am | 2 |
| 9am | 1 |
| 10am | 1 |
| 11am | 1 |
| 12pm | 2 |
| 1pm | 1 |
| 2pm | 1 |
| 3pm | 1 |
| 4pm | 3 |
| 5pm | 3 |
| 6pm | 3 |
| 7pm | 2 |
| 8pm | 3 |
| 9pm | 1 |
| 10pm | 0 |
| 11pm | 0 |
All crashes 2020–2024.
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| Category | Fatal crashes |
|---|---|
| Sun | 9 |
| Mon | 5 |
| Tue | 6 |
| Wed | 6 |
| Thu | 1 |
| Fri | 2 |
| Sat | 6 |
All crashes 2020–2024.
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| Category | Fatal crashes |
|---|---|
| Jan | 3 |
| Feb | 3 |
| Mar | 1 |
| Apr | 1 |
| May | 4 |
| Jun | 6 |
| Jul | 5 |
| Aug | 2 |
| Sep | 1 |
| Oct | 4 |
| Nov | 3 |
| Dec | 2 |
All crashes 2020–2024.
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Conditions
Weather and light
| Category | Fatal crashes |
|---|---|
| Clear | 20 |
| Cloudy | 13 |
| Rain | 2 |
All crashes 2020–2024. Crashes where conditions were not reported are left out.
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| Category | Fatal crashes |
|---|---|
| Daylight | 21 |
| Dark - Not Lighted | 13 |
| 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
- I-909
- I-156
- SR-694
- I- 903
- SSR-282 HAAB LN2
- I-90 WB1
- CR- FOREST SERVICE ROAD 1731
- E 2ND ST1
- I-15 N1
- JEFFERSON CITY FRONTAGE RD1
Road names as recorded in police reports.
| Category | Vehicles |
|---|---|
| Cars | 15 |
| SUVs | 10 |
| Pickup trucks | 10 |
| Medium and heavy trucks | 7 |
| Motorcycles | 3 |
| Vans | 2 |
| Other vehicles | 1 |
| Buses | 1 |
All crashes 2020–2024.
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Vehicles most often involved
- Chevrolet Silverado2
- Ford F-3502
- Honda Civic2
- Kenworth T6802
- Ram 25002
- Audi A61
- Chevrolet Colorado1
- Chevrolet Suburban1
- Chevrolet Tahoe1
- Chevrolet Traverse1
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 |
|---|---|---|---|
| Oct 9, 2024 | — | SSR-282 HAAB LN | 1 |
| Oct 1, 2024 | — | SSR-399 WHITETAIL RD | 1 |
| Jun 28, 2024 | — | SSR-282 HAAB LN | 1 |
| May 14, 2024 | — | JEFFERSON CITY FRONTAGE RD | 1 |
| Apr 27, 2024 | — | SSR-282 | 1 |
| Feb 29, 2024 | — | SR-69 | 1 |
| Jan 7, 2024 | — | I-90 | 1 |
| Jul 23, 2023 | — | SR-69 | 1 |
| May 15, 2023 | — | I-15 | 1 |
| Mar 12, 2023 | — | I-90 | 1 |
| Dec 26, 2022 | — | I-15 | 1 |
| Aug 24, 2022 | — | I-90 | 1 |
| Jul 16, 2022 | — | I-90 | 1 |
| Jul 12, 2022 | — | I-90 | 1 |
| Jul 12, 2022 | — | I-90 | 1 |
| Feb 9, 2022 | — | I- 90 | 1 |
| Jan 23, 2022 | — | SR- 55 | 1 |
| Dec 6, 2021 | — | I-15 | 1 |
| Nov 29, 2021 | — | SR-MT 69 | 1 |
| Oct 3, 2021 | — | SR-MT HWY 69 | 1 |
| Sep 15, 2021 | — | I-90 | 1 |
| Aug 15, 2021 | Whitehall | E 2ND ST | 1 |
| Jul 31, 2021 | — | I-90 WB | 4 |
| Jun 4, 2021 | — | I-15 N | 1 |
| May 16, 2021 | — | SR-2 | 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.