According to the United States Census Bureau, the population of Delaware as of July 1, 2022, was 1,018,396. This is an increase from the 2020 census figure of 989,948. Other sources, such as Statista, also report the population of Delaware as being around one million people in 2022. The population density of Delaware is 442.6 people per square mile, which is higher than the national average. Delaware is the sixth most densely populated state in the US.