One person was killed and another person injured Saturday during a single-vehicle crash on a freeway off-ramp near Castaic, authorities said.

The crash involving a gray Honda occurred at about 9:30 a.m. at the Templin Highway off-ramp from the northbound 5 Freeway, the California Highway Patrol reported.

Firefighters and paramedics were dispatched to the location at 9:42 a.m., where one person was pronounced dead at the scene, according to a Los Angeles County Fire Department dispatcher.

A Sigalert was issued at 9:59 a.m. closing all northbound lanes of the freeway at Templin Highway. The right lane was still closed as of 12:15 p.m. 

Paramedics rushed one person to a hospital. That person's condition was not immediately known.