Aurora is a city located in Adams County and Arapahoe County Colorado. With a 2020 population of 388,723, it is the 3rd largest city in Colorado (after and ) and the 52nd largest city in the United States . Aurora is currently growing at a rate of 1.23% annually and its population has increased by 19.58% since the most recent census, which recorded a population of 325,078 in 2010. Aurora reached it's highest population of 388,723 in 2021. Spanning over 155 miles, Aurora has a population density of 2,520 people per square mile.
The average household income in Aurora is $82,338 with a poverty rate of 10.75%. The median rental costs in recent years comes to $1,328 per month, and the median house value is $290,000. The median age in Aurora is 34.4 years, 33.6 years for males, and 35.3 years for females.