Young people are the most likely to be unaware of their infection. In 2015, among people aged 13-24 who were living with HIV, an estimated 51% didn’t know.
An estimated 1,122,900 adults and adolescents were living with HIV in the U.S. at the end of 2015.
Of those, 162,500 (15% or 1 in 7) had not received a diagnosis, so were unaware of their infection.