The 69-year-old woman died at a hospital in northwest Harris County, family members tell Eyewitness News.
EMS crews rushed to help Tihn Nguyen around 6:16pm last night on Daryns Landing Drive.
RAW VIDEO: Investigators at scene of deadly auto pedestrian accident
Raw video: Young man struck and killed by vehicle in NE Harris County
Sheriff's deputies say her son, Loc Pham, was trying to back his Honda Accord into his mother's driveway when the accident happened.
The Honda sideswiped a parked vehicle before striking Nguyen.
The car continued through the front yard before it crashed into the neighbor's house.
Investigators do not believe Pham was impaired.
The accident is still under investigation.