Cincinnati population
Cincinnati, Ohio had an estimated 314,367 residents on July 1, 2025, the 66th-largest city in the US. That is up 5.9% since the 2010 Census and down 5% since 2000.
- Population, July 2025
- 314,367+1.5% since April 2020
- People per sq mile
- 4,03577.9 sq mi of land
- Median age
- 33.213.5% are 65 or older
- Households with kids
- 22.4%with anyone under 18
Population by year, 2000 to 2025
| Year | Population | Change | Basis |
|---|---|---|---|
| 2025 | 314,367 | -488 | Estimate, July 1 |
| 2024 | 314,855 | +2,127 | Estimate, July 1 |
| 2023 | 312,728 | +2,615 | Estimate, July 1 |
| 2022 | 310,113 | +1,503 | Estimate, July 1 |
| 2021 | 308,610 | -979 | Estimate, July 1 |
| 2020 | 309,589 | +5,144 | April 2020 estimates base |
| 2019 | 304,445 | +1,944 | Estimate, July 1 |
| 2018 | 302,501 | +649 | Estimate, July 1 |
| 2017 | 301,852 | +1,874 | Estimate, July 1 |
| 2016 | 299,978 | +329 | Estimate, July 1 |
| 2015 | 299,649 | +840 | Estimate, July 1 |
| 2014 | 298,809 | +751 | Estimate, July 1 |
| 2013 | 298,058 | +1,027 | Estimate, July 1 |
| 2012 | 297,031 | +739 | Estimate, July 1 |
| 2011 | 296,292 | -651 | Estimate, July 1 |
| 2010 | 296,943 | -1,296 | 2010 Census (April 1) |
| 2009 | 298,239 | -906 | Estimate, July 1 |
| 2008 | 299,145 | -2,679 | Estimate, July 1 |
| 2007 | 301,824 | -2,889 | Estimate, July 1 |
| 2006 | 304,713 | -3,685 | Estimate, July 1 |
| 2005 | 308,398 | -4,250 | Estimate, July 1 |
| 2004 | 312,648 | -4,784 | Estimate, July 1 |
| 2003 | 317,432 | -4,420 | Estimate, July 1 |
| 2002 | 321,852 | -4,782 | Estimate, July 1 |
| 2001 | 326,634 | -4,162 | Estimate, July 1 |
| 2000 | 330,796 | April 2000 estimates base |
Year-to-year changes across 2010 and 2020 mix census counts with estimates, so small jumps at those years are partly method changes.
Frequently asked questions
What is the population of Cincinnati in 2025?
The Census Bureau estimates Cincinnati had 314,367 residents on July 1, 2025, making it the 66th-largest city in the US.
Is Cincinnati growing?
Yes. Cincinnati has grown 5.9% since the 2010 Census (296,943 people), and grown 1.5% since 2020.
What was the population of Cincinnati in 2000?
About 330,796 (the Census Bureau's April 2000 estimates base). By the 2010 Census it was 296,943.
How dense is Cincinnati?
Cincinnati has about 4,035 people per square mile of land (77.9 square miles).
More about Cincinnati
See cost of living, jobs and commutes in Cincinnati, Cincinnati weather by month, or every Cincinnati ZIP code. For the biggest cities in the country, see the largest US cities.