HIV incidence declined 8% from 2015 to 2019. In 2019, the estimated number of HIV infections in the U.S. was 34,800 and the rate was 12.6 (per 100,000 people).
By age group, the annual number of HIV infections in 2019, compared with 2015, decreased among persons aged 13–24 and persons aged 45-54, but remained stable among all other age groups. In 2019, the rate was highest for persons aged 25-34 (30.1), followed by the rate for persons aged 35-44 (16.5).
By race/ethnicity, the annual number of HIV infections in 2019, compared with 2015, decreased among persons of multiple races, but remained stable for persons of all other races/ethnicities. In 2019, the highest rate was for Blacks/African American persons (42.1), followed by Hispanic/Latino persons (21.7) and persons of multiple races (18.4).
By sex at birth, the annual number of new HIV infections in 2019, as compared to 2015, decreased among males, but remained stable among females. In 2019, the rate for males (21.0) was 5 times the rate for females (4.5).
By HIV transmission category, the annual number of HIV infections in 2019, compared with 2015, decreased among males with transmission attributed to male-to-male sexual contact, but remained stable among all other transmission categories. In 2019, the largest percentages of HIV infections were attributed to male-to-male sexual contact (66% overall and 81% among males.) In 2019, among females, the largest percentage of HIV infection was attributed to heterosexual contact (83%).