BOISE, Idaho – Idaho’s “100 Deadliest Days” sit between Memorial Day and Labor Day. The Idaho Transportation Department tracks these days because they result in the highest amount of traffic deaths during the year.

In 2025, the “100 Deadliest Days” resulted in 88 deaths, according to preliminary data from the Idaho Office of Highway Safety.

60 of these people were killed in motor vehicle crashes. 23 of them were not wearing seatbelts. Nearly a quarter of them were motorcyclists.

“Every death is a tragedy,” Jo Middleton, Highway Safety Manager, said. “We can save lives by always wearing a seat belt, driving engaged, driving sober, and slowing down so everyone can make it home safely.”

The Idaho Transportation Department said that the top ten contributing circumstances to fatalities duri

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