Sedan is a city located in Chautauqua County Kansas. Sedan has a 2020 population of 1,231. It is also the county seat of Chautauqua County. Sedan is currently declining at a rate of -1.60% annually and its population has decreased by -13.74% since the most recent census, which recorded a population of 1,427 in 2010. Sedan reached it's highest population of 1,427 in 2010.
The average household income in Sedan is $50,757 with a poverty rate of 16.34%. The median rental costs in recent years comes to $626 per month, and the median house value is $46,600. The median age in Sedan is 42.3 years, 35.6 years for males, and 51.3 years for females.