Jadakis Harrison, 17, was seriously hurt early Monday when he was crossing N.C. 54 in dark clothing and a car hit him, Durham police said.
The accident happened in the 600 block of the highway, east of Park Ridge Road and west of Highgate Drive about 12:20 a.m., police said.
Officials said there were no streetlights in the area where Harrison was crossing.
A Hyundai Elantra, going east and driven by 42-year-old Michelle Bamford of Durham, hit Harrison, who had life-threatening injuries, police said.
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Accident investigators said speed did not appear to be a factor.