The Iowa State Patrol says the crash happened about 11:30 PM at the intersection of Highway 182 and county road A34, two miles north of Inwood, or three miles south of the West Lyon School.
The patrol says a 2008 Dodge Charger collided with a 2004 Dodge Caravan. One person was killed in the accident, and two were injured. The names of the victims are being withheld pending notification of family.
The crash remains under investigation by the Iowa State Patrol.
Assisting at the scene were both Lyon and Sioux County Sheriffs’ Offices, Inwood Fire and Rescue, Canton-Inwood Ambulance, and a medical helicopter from Sioux Falls.