Katherine Lux, of New Hope, was struck at 26th Street and West Avenue in Ocean City around 8:45 p.m. last Wednesday, the Cape May Prosecutor's Office said.
She was rushed to Shore Medical Center and transferred to AtlantiCare Regional Medical Center, City Division, where she died Friday, authorities said.
No charges had been filed against the 44-year-old Egg Harbor Township driver.
The investigation remains ongoing.
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