Oregon state troopers and Klamath Falls emergency responders said they responded to a 7:15 a.m. Sunday call about the crash on Bristol Avenue near Fargo Street and arrived to discover the boy had been driving his mother's 1996 Plymouth Voyager, The (Portland) Oregonian reported Monday.
State Police Sgt. Robert Fenner told Portland's KGW-TV the boy told troopers he had taken the van and a roll of pennies from his apartment because he was hungry and wanted to buy some food.
The driver of the pickup, Tammy Belau, 29, was treated for minor injuries.
Police said the investigation is ongoing and child welfare officials are involved.