NHTSA FARS 2020–2024 · Census population
Most Dangerous Counties in Utah
Quick answer: Salt Lake County recorded the most road deaths in Utah from 2020 to 2024 (388), while Millard County had the highest death rate, 57.1 per 100,000 residents a year against 8.7 for the state as a whole.
Per 100,000 residents a year · counties with 10,000+ people
Highest death rate
| # | County | Deaths per 100k / year | Deaths 2020–2024 | Population |
|---|---|---|---|---|
| 1 | Millard County | 57.1 | 38 | 13,315 |
| 2 | San Juan County | 48.3 | 35 | 14,483 |
| 3 | Emery County | 39.8 | 20 | 10,046 |
| 4 | Juab County | 36.5 | 23 | 12,586 |
| 5 | Carbon County | 29.2 | 30 | 20,517 |
| 6 | Wasatch County | 24.6 | 45 | 36,642 |
| 7 | Duchesne County | 22.8 | 23 | 20,185 |
| 8 | Sevier County | 20.8 | 23 | 22,085 |
| 9 | Box Elder County | 17.6 | 54 | 61,246 |
| 10 | Uintah County | 17.3 | 32 | 37,056 |
| 11 | Morgan County | 17.2 | 11 | 12,802 |
| 12 | Tooele County | 16.4 | 65 | 79,347 |
| 13 | Sanpete County | 15.5 | 23 | 29,719 |
| 14 | Iron County | 14.5 | 45 | 62,252 |
| 15 | Summit County | 13 | 28 | 42,970 |
28 counties · click a heading to sort
Every county in Utah
| County | Deaths | Fatal crashes | Per 100k / yr | Pedestrians | At night | Alcohol | 2020→2024 | Deadliest roads |
|---|---|---|---|---|---|---|---|---|
| Salt Lake County | 388 | 366 | 6.5 | 24% | 54% | 27% | SR-68, I-15, US-89 | |
| Utah County | 177 | 161 | 5 | 14% | 34% | 20% | I-15, US-6, US-89 | |
| Weber County | 122 | 117 | 9 | 19% | 44% | 22% | SR-126, US-89, SR-39 | |
| Washington County | 89 | 80 | 9.1 | 12% | 35% | 20% | SR-18, SR-9, I-15 | |
| Davis County | 70 | 64 | 3.8 | 14% | 41% | 17% | I-15, SR-126, US-89 | |
| Tooele County | 65 | 61 | 16.4 | 14% | 49% | 21% | I-80, SR-36, SR-112 | |
| Box Elder County | 54 | 47 | 17.6 | 9% | 47% | 30% | I-15, SR-102, SR-30 | |
| Cache County | 51 | 48 | 7.3 | 6% | 31% | 15% | US-89, US-91, SR-252 | |
| Iron County | 45 | 40 | 14.5 | 4% | 32% | 12% | I-15, SR-56, SR-130 | |
| Wasatch County | 45 | 37 | 24.6 | 4% | 27% | 32% | US-40, US-189, SR-189 | |
| Millard County | 38 | 26 | 57.1 | 5% | 42% | 27% | I-15, SR-50, SR-132 | |
| Grand County | 35 | 30 | 71.8 | 6% | 47% | 23% | US-191, I-70, SR-191 | |
| San Juan County | 35 | 31 | 48.3 | 6% | 35% | 29% | US-191, SR-162, US-163 | |
| Uintah County | 32 | 30 | 17.3 | 3% | 47% | 57% | US-40, SR-45, US-191 | |
| Carbon County | 30 | 25 | 29.2 | 3% | 44% | 28% | US-6, SR-6, US-191 | |
| Summit County | 28 | 28 | 13 | 14% | 36% | 36% | I-80, SR-224, SR-32 | |
| Duchesne County | 23 | 20 | 22.8 | 13% | 40% | 20% | SR-40, US-40, SR-87 | |
| Sanpete County | 23 | 21 | 15.5 | 4% | 33% | 24% | US-89, SR-132, SR-89 | |
| Sevier County | 23 | 21 | 20.8 | 0% | 43% | 33% | I-70, SR-118, SR-24 | |
| Juab County | 23 | 20 | 36.5 | 4% | 20% | 5% | I-15, SR-132, US-6 | |
| Kane County | 22 | 18 | 53.9 | 0% | 50% | 50% | US-89, SR-14, SR-89 | |
| Emery County | 20 | 19 | 39.8 | 5% | 63% | 26% | I-70, SR-10, SR-155 | |
| Beaver County | 13 | 11 | 35.7 | 0% | 18% | 45% | I-15, SR-21, SR-153 | |
| Morgan County | 11 | 11 | 17.2 | 0% | 18% | 45% | I-84, SR-167, SR-66 | |
| Garfield County | 8 | 7 | 30.7 | 0% | 0% | 43% | SR-12, SR-276, US-89 | |
| Rich County | 8 | 6 | 60.8 | 0% | 17% | 33% | SR-16, SR-30, US-16 | |
| Wayne County | 5 | 5 | 38.7 | 0% | 0% | 0% | SR-24, SR-12 | |
| Daggett County | 1 | 1 | 20.5 | 0% | 100% | 100% |
Deaths = people killed in crashes in the county, 2020–2024. Pedestrians = share of deaths who were on foot. At night = share of fatal crashes in the dark. Alcohol = share of fatal crashes where police reported a driver had been drinking. Rate = yearly average deaths ÷ average population × 100,000. Source: NHTSA FARS, U.S. Census Bureau.
More for Utah: deadliest highways and roads · Utah accidents today · get a police report · every state
Questions
Dangerous counties — FAQ
What is the most dangerous county in Utah for driving?
Salt Lake County recorded the most road deaths in Utah from 2020 to 2024 (388), while Millard County had the highest death rate, 57.1 per 100,000 residents a year against 8.7 for the state as a whole. Big counties lead on counts because more people drive there; the rate shows the risk for each resident.
How many people died on Utah roads from 2020 to 2024?
1,484 people, according to NHTSA's Fatality Analysis Reporting System, about 297 a year.
Where does this ranking come from?
Every fatal crash in NHTSA's FARS census for 2020–2024, placed in the county where it happened, divided by the county's average population from the U.S. Census Bureau. Rates are only ranked for counties with at least 10,000 residents.