City in Nassau County, Duval County, Florida, United States of America, North America

Jacksonville, a city located in Duval and Nassau counties, Florida, had a population of 971,319 in 2022. The median age in 2021 was 36.2 years, with a median income of $32,471. In 2023, Jacksonville's unemployment rate stood at 3.1%. Additionally, in 2020, 35.2% of the population was classified as obese, 16.3% reported binge drinking, and 20% were smokers.