Riverside population
Riverside, California had an estimated 323,057 residents on July 1, 2025, the 62nd-largest city in the US. That is up 6.3% since the 2010 Census and up 25.8% since 2000.
- Population, July 2025
- 323,057+2.4% since April 2020
- People per sq mile
- 3,98181.1 sq mi of land
- Median age
- 33.612% are 65 or older
- Households with kids
- 38.4%with anyone under 18
Population by year, 2000 to 2025
| Year | Population | Change | Basis |
|---|---|---|---|
| 2025 | 323,057 | -322 | Estimate, July 1 |
| 2024 | 323,379 | +1,783 | Estimate, July 1 |
| 2023 | 321,596 | +1,268 | Estimate, July 1 |
| 2022 | 320,328 | +6,362 | Estimate, July 1 |
| 2021 | 313,966 | -1,504 | Estimate, July 1 |
| 2020 | 315,470 | -14,315 | April 2020 estimates base |
| 2019 | 329,785 | +1,479 | Estimate, July 1 |
| 2018 | 328,306 | +2,239 | Estimate, July 1 |
| 2017 | 326,067 | +3,051 | Estimate, July 1 |
| 2016 | 323,016 | +2,908 | Estimate, July 1 |
| 2015 | 320,108 | +3,274 | Estimate, July 1 |
| 2014 | 316,834 | +2,654 | Estimate, July 1 |
| 2013 | 314,180 | +2,608 | Estimate, July 1 |
| 2012 | 311,572 | +2,575 | Estimate, July 1 |
| 2011 | 308,997 | +5,126 | Estimate, July 1 |
| 2010 | 303,871 | +2,787 | 2010 Census (April 1) |
| 2009 | 301,084 | +849 | Estimate, July 1 |
| 2008 | 300,235 | +152 | Estimate, July 1 |
| 2007 | 300,083 | +4,481 | Estimate, July 1 |
| 2006 | 295,602 | +6,934 | Estimate, July 1 |
| 2005 | 288,668 | +6,148 | Estimate, July 1 |
| 2004 | 282,520 | +7,797 | Estimate, July 1 |
| 2003 | 274,723 | +7,854 | Estimate, July 1 |
| 2002 | 266,869 | +5,689 | Estimate, July 1 |
| 2001 | 261,180 | +4,450 | Estimate, July 1 |
| 2000 | 256,730 | 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 Riverside in 2025?
The Census Bureau estimates Riverside had 323,057 residents on July 1, 2025, making it the 62nd-largest city in the US.
Is Riverside growing?
Yes. Riverside has grown 6.3% since the 2010 Census (303,871 people), and grown 2.4% since 2020.
What was the population of Riverside in 2000?
About 256,730 (the Census Bureau's April 2000 estimates base). By the 2010 Census it was 303,871.
How dense is Riverside?
Riverside has about 3,981 people per square mile of land (81.1 square miles).
More about Riverside
See cost of living, jobs and commutes in Riverside, Riverside weather by month, or every Riverside ZIP code. For the biggest cities in the country, see the largest US cities.