Derby is a city located in Colorado. Derby has a 2020 population of 9,084. Derby is currently declining at a rate of 0.00% annually and its population has increased by 18.20% since the most recent census, which recorded a population of 7,685 in 2010. Derby reached it's highest population of 9,365 in 2017.
The average household income in Derby is $57,171 with a poverty rate of 25.47%. The median rental costs in recent years comes to $1,068 per month, and the median house value is $155,800. The median age in Derby is 30.7 years, 30.4 years for males, and 31 years for females. For every 100 females there are 113.8 males.