Andover is a city located in Kansas. With a 2020 population of 13,692, it is the 26th largest city in Kansas and the 2455th largest city in the United States. Andover is currently growing at a rate of 1.54% annually and its population has increased by 16.12% since the most recent census, which recorded a population of 11,791 in 2010. Spanning over 10 miles, Andover has a population density of 1,355 people per square mile.
The average household income in Andover is $107,086 with a poverty rate of 6.46%. The median rental costs in recent years comes to $1,332 per month, and the median house value is $195,900. The median age in Andover is 34.3 years, 33.4 years for males, and 36.2 years for females. For every 100 females there are 93.1 males.