The crash happened near the intersection of 17th and L streets NW just after 6 p.m., according to Officer Hugh Carew, a spokesman for D.C. Police.
The man hit by the car was unconscious but breathing when police arrived and was transported to a local hospital, Carew said.
The crash involved a dumpster and a vehicle and occurred in an alley, according to local journalist Alan Henney.
SERIOUS PEDESTRIAN STRUCK, 17th and L Sts NW-DC. This involves a dumpser and vehicle with person in serious condition in alley. @struckdc
— Alan Henney (@alanhenney) April 14, 2016
Police did not immediately provide more information about the collision, and we were unable to reach a representative for D.C. Fire and EMS for comment.
This story will be updated when we know more.