Compared to some states like California, New York, and Texas, Idaho's unsolved homicide totals aren't overly shocking. In most cases, when a person is murdered, detectives have a small time window to solve the crime. Get our free mobile appCrime Data Has Revealed That Statewide, Idaho May Have Close To 400 Unsolved MurdersUnsplash (Andrey Soldatov) Unsplash (Andrey Soldatov)According to Project Cold Case statistics, Idaho has 394 unsolved murders. Every day that passes without an arrest adds to the mounting sorrow for the families of murder victims throughout Idaho. In most murder cases, there is at least one person who knows the identity of the killer.