South Haven is a city located in Sumner County Kansas. South Haven has a 2020 population of 532. South Haven is currently declining at a rate of -0.56% annually and its population has decreased by -6.01% since the most recent census, which recorded a population of 566 in 2010. South Haven reached it's highest population of 566 in 2010.
The average household income in South Haven is $65,062 with a poverty rate of 8.77%. The median rental costs in recent years comes to $548 per month, and the median house value is $82,200. The median age in South Haven is 33.8 years, 36.7 years for males, and 32.8 years for females.