The crash happened at 6:44 a.m. on Boot Road near Mary Jane Lane in West Goshen Township.
Police say 32-year-old Kirsten Higley of Exton died after being struck.
The driver of the car, 54-year-old Susan McClain of Downingtown was uninjured. Police say she has been cooperating with the investigation.
No further details about the circumstances of the crash are being released.
Anyone wth information is asked to contact West Goshen Police at 610-696-7400.