Arlington County Police Department was dispatched to the 1300 block of S. Dinwiddie Street near Wakefield High School around 7:30 p.m. Sunday.
There they found a boy in his teens who was transported to a nearby hospital and was later pronounced dead.
Officials say the cause and manner of death has not yet been determined. Based on the preliminary investigation, police say the death does not appear suspicious and does not appear to be narcotics-related.
The investigation is continuing at this time.