Wellington is a city located in Kansas. With a 2020 population of 7,696, it is the 47th largest city in Kansas and the 3715th largest city in the United States. Wellington is currently declining at a rate of -0.34% annually and its population has decreased by -5.82% since the most recent census, which recorded a population of 8,172 in 2010. Wellington reached it's highest population of 8,809 in 1960. Spanning over 8 miles, Wellington has a population density of 1,051 people per square mile.
The average household income in Wellington is $57,554 with a poverty rate of 18.09%. The median rental costs in recent years comes to $712 per month, and the median house value is $74,000. The median age in Wellington is 39.1 years, 37.1 years for males, and 41.7 years for females. For every 100 females there are 99.1 males.