Population
The 2020 population
estimate for the city of Aurora is 386,502**. In the last 50 years, Aurora's population has changed dramatically. We've grown by about 300,000 people during that time period. We are currently the third largest city in Colorado and 54th largest city in the country.

Source: US Census Bureau, Decennial Census 2010; City of Aurora Planning and Development Services Department, **City of Aurora Planning and Development Services calculated population estimate through July 2020.

Source: US Census Bureau, American Community Survey Annual Estimates of the Resident Population: April 1, 2010 to July 1, 2019.
Age
Compared to the Metro Area and the State, Aurora is a relatively young community with a high percentage of our population in the Millennial and Generation Z age groups. Together, those age groups make up 208,726 residents (58%) of the city's total population.

Source: U.S Census Bureau 2014-2018 ACS 5-Year Estimates