Cincinnati Flag

Cincinnati

County:
Hamilton County
County Seat:
Yes
Area (mi²):
77.914
State:
Ohio

Cincinnati is a city located in Hamilton County, Ohio. Cincinnati has a 2025 population of 312,094. It is also the county seat of Hamilton CountyCincinnati is currently growing at a rate of 0.16% annually and its population has increased by 0.81% since the most recent census, which recorded a population of 309,601 in 2020.

The average household income in Cincinnati is $83,146 with a poverty rate of 24.5%.The median age in Cincinnati is 33 years: 32.2 years for males, and 34.1 years for females.

312.1K
Total Population
4,006
Density (mi²)
499 0.16%
Growth

Cincinnati Population

Demographics

Economics and Income Statistics

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)