NHTSA FARS 2020–2024 · Census population
Most Dangerous Counties in Washington
Quick answer: King County recorded the most road deaths in Washington from 2020 to 2024 (718), while Adams County had the highest death rate, 33.7 per 100,000 residents a year against 9 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 | Adams County | 33.7 | 35 | 20,800 |
| 2 | Lincoln County | 31.3 | 18 | 11,489 |
| 3 | Skamania County | 30.6 | 19 | 12,402 |
| 4 | Grant County | 24.2 | 123 | 101,799 |
| 5 | Mason County | 23.5 | 80 | 67,982 |
| 6 | Kittitas County | 21.2 | 50 | 47,172 |
| 7 | Pend Oreille County | 19.9 | 14 | 14,050 |
| 8 | Yakima County | 18.4 | 236 | 257,152 |
| 9 | Okanogan County | 18 | 39 | 43,425 |
| 10 | Jefferson County | 16.1 | 27 | 33,577 |
| 11 | Klickitat County | 15.4 | 18 | 23,411 |
| 12 | Stevens County | 14.6 | 35 | 48,067 |
| 13 | Grays Harbor County | 14 | 54 | 77,053 |
| 14 | Pacific County | 13.3 | 16 | 23,994 |
| 15 | Cowlitz County | 13 | 73 | 112,360 |
39 counties · click a heading to sort
Every county in Washington
| County | Deaths | Fatal crashes | Per 100k / yr | Pedestrians | At night | Alcohol | 2020→2024 | Deadliest roads |
|---|---|---|---|---|---|---|---|---|
| King County | 718 | 670 | 6.3 | 32% | 57% | 26% | I-5, SR-99, I-90 | |
| Pierce County | 476 | 434 | 10.2 | 20% | 50% | 28% | SR-7, I-5, SR-509 | |
| Spokane County | 265 | 256 | 9.7 | 26% | 48% | 29% | US-2, I-90, SR-290 | |
| Snohomish County | 253 | 236 | 6 | 26% | 50% | 30% | I-5, SR-99, US-2 | |
| Yakima County | 236 | 206 | 18.4 | 12% | 47% | 38% | I-82, US-97, SR-22 | |
| Clark County | 192 | 179 | 7.4 | 22% | 49% | 32% | I-205, I-5, SR-503 | |
| Grant County | 123 | 109 | 24.2 | 8% | 44% | 28% | SR-17, I-90, SR-26 | |
| Thurston County | 121 | 114 | 8.1 | 20% | 52% | 29% | I-5, SR-510, US-12 | |
| Benton County | 103 | 90 | 9.7 | 6% | 48% | 40% | I-82, SR-240, I-182 | |
| Kitsap County | 91 | 84 | 6.5 | 16% | 49% | 37% | SR-3, SR-303, SR-16 | |
| Skagit County | 81 | 80 | 12.3 | 11% | 54% | 30% | SR-20, SR-9, SR-11 | |
| Mason County | 80 | 75 | 23.5 | 10% | 40% | 43% | US-101, SR-3, SR-108 | |
| Whatcom County | 75 | 71 | 6.5 | 29% | 55% | 31% | I-5, SR-539, SR-9 | |
| Cowlitz County | 73 | 64 | 13 | 11% | 38% | 44% | I-5, SR-432, SR-4 | |
| Grays Harbor County | 54 | 49 | 14 | 15% | 41% | 24% | US-101, US-12, SR-105 | |
| Lewis County | 53 | 52 | 12.4 | 11% | 31% | 37% | I-5, US-12, SR-6 | |
| Kittitas County | 50 | 42 | 21.2 | 8% | 43% | 14% | I-90, US-97, I-82 | |
| Franklin County | 43 | 38 | 8.7 | 14% | 39% | 37% | US-395, I-182, SR-17 | |
| Chelan County | 42 | 34 | 10.5 | 2% | 29% | 29% | US-2, US-97, SR-150 | |
| Okanogan County | 39 | 35 | 18 | 13% | 34% | 34% | US-97, SR-20, SR-155 | |
| Island County | 37 | 35 | 8.5 | 16% | 34% | 29% | SR-20, SR-525 | |
| Clallam County | 36 | 33 | 9.3 | 8% | 27% | 30% | US-101, SR-112, SR-110 | |
| Adams County | 35 | 29 | 33.7 | 6% | 45% | 21% | SR-26, I-90, SR-17 | |
| Stevens County | 35 | 31 | 14.6 | 3% | 19% | 23% | US-395, SR-291, SR-292 | |
| Douglas County | 28 | 26 | 12.6 | 7% | 35% | 19% | US-97, SR-28, US-2 | |
| Walla Walla County | 28 | 27 | 9 | 0% | 56% | 19% | US-12, SR-125, SR-124 | |
| Jefferson County | 27 | 24 | 16.1 | 7% | 17% | 17% | US-101, SR-104, SR-20 | |
| Skamania County | 19 | 19 | 30.6 | 0% | 21% | 37% | SR-14 | |
| Klickitat County | 18 | 18 | 15.4 | 0% | 28% | 56% | SR-14, US-97, SR-142 | |
| Lincoln County | 18 | 16 | 31.3 | 0% | 25% | 44% | I-90, US-2, SR-25 | |
| Whitman County | 17 | 16 | 7.2 | 6% | 19% | 31% | US-195, SR-270, SR-26 | |
| Pacific County | 16 | 14 | 13.3 | 0% | 29% | 29% | US-101, SR-103, SR-6 | |
| Pend Oreille County | 14 | 14 | 19.9 | 14% | 29% | 21% | SR-20, US-2, SR-211 | |
| Ferry County | 13 | 13 | 35.2 | 8% | 31% | 54% | US-395, SR-20, SR-21 | |
| San Juan County | 7 | 6 | 7.6 | 0% | 83% | 67% | ||
| Asotin County | 7 | 7 | 6.2 | 0% | 43% | 43% | SR-129 | |
| Garfield County | 4 | 4 | 34 | 0% | 0% | 50% | US-12 | |
| Wahkiakum County | 2 | 2 | 8.6 | 0% | 0% | 50% | ||
| Columbia County | 1 | 1 | 5 | 0% | 0% | 0% |
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 Washington: deadliest highways and roads · Washington accidents today · get a police report · every state
Questions
Dangerous counties — FAQ
What is the most dangerous county in Washington for driving?
King County recorded the most road deaths in Washington from 2020 to 2024 (718), while Adams County had the highest death rate, 33.7 per 100,000 residents a year against 9 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 Washington roads from 2020 to 2024?
3,530 people, according to NHTSA's Fatality Analysis Reporting System, about 706 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.