Cincinnati Area Population 2024 Population. Current, historical, and projected population, growth rate, median age, population density, urbanization, and urban population. Quickfacts provides statistics for all states and counties, and for cities and towns with a population of 5,000 or more.

Metropolitan statistical area in usa. The population in cincinnati is 302,687, while the population density is 3,885 people per square mile, contrasting with the national average of 91.