Dion Mumphrey, 39, of Santa Clarita, California, was fatally struck by a large dark-colored pickup truck around 8:22 p.m. on Friday April 10, 2026 while crossing at the intersection of Magic Mountain Parkway and Tourney Road in the Valencia area of the city.
The vehicle was traveling westbound on Magic Mountain Parkway when it hit the pedestrian and continued without stopping, fleeing the scene along the same roadway. Los Angeles County sheriff’s deputies responded quickly to reports of the crash near the busy corridor that serves as a main gateway to the Six Flags Magic Mountain theme park and surrounding residential and commercial zones.
Los Angeles County Fire Department paramedics arrived at the intersection of Magic Mountain Parkway and Tourney Road and immediately began life-saving efforts on Dion Mumphrey. Despite their attempts, he was pronounced dead at the scene from injuries sustained in the impact.
The area was closed for several hours as deputies processed evidence and searched for witnesses or surveillance footage from nearby businesses and traffic cameras. No other injuries were reported in the hit-and-run pedestrian crash that unfolded on the west side of Santa Clarita.
The Santa Clarita community has been left stunned and saddened by the death of Dion Mumphrey at the heavily traveled intersection of Magic Mountain Parkway and Tourney Road. Family members described him as a kind and hardworking man whose loss has devastated loved ones and friends in the Valencia neighborhood. Residents near the gateway to Six Flags Magic Mountain have expressed concern over pedestrian safety at this busy crossing that sees high volumes of traffic from theme park visitors and local commuters.
Los Angeles County sheriff’s deputies are actively searching for the driver of the large dark-colored pickup truck that struck and killed Dion Mumphrey at Magic Mountain Parkway and Tourney Road before fleeing westbound. The vehicle was last seen continuing along Magic Mountain Parkway away from the intersection, and authorities are reviewing all available video and witness accounts. No description of the driver has been released as the hit-and-run investigation remains ongoing in the Valencia area of Santa Clarita.
Neighbors and commuters in the Valencia section of Santa Clarita have voiced frustration and sorrow following the fatal pedestrian crash at the intersection of Magic Mountain Parkway and Tourney Road. The area’s popularity with families heading to Six Flags Magic Mountain has prompted renewed calls for improved safety measures such as better lighting, signage, and crosswalk enforcement. Community members have offered support to Mumphrey’s family as they grieve the April 10, 2026 tragedy that claimed his life.
