South Haven is located in Sumner County, Kansas. South Haven has a 2025 population of 532 . South Haven is currently declining at a rate of -0.19% annually but its population has increased by 0.19% since the most recent census, which recorded a population of 531 in 2020.
The average household income in South Haven is $86,567 with a poverty rate of 12.84%. The median age in South Haven is 39.8 years: 41.8 years for males, and 37.2 years for females. For every 100 females there are 87.8 males.
Data after 2023 is projected based on recent change
The racial composition of South Haven includes 90.25% White, and smaller percentages for Black or African American, Asian, Native American and multiracial populations.
White (90.25%)
Two or more races (7.22%)
Black or African American (1.62%)
Asian (0.72%)
Native American (0.18%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 500 | 90.25% |
| Two or more races | 40 | 7.22% |
| Black or African American | 9 | 1.62% |
| Asian | 4 | 0.72% |
| Native American | 1 | 0.18% |
Married
Widowed
Divorced
Separated
Never Married
South Haven's average per capita income is $48,958. Household income levels show a median of $78,571. The poverty rate stands at 12.84%.
Name | Median | Mean |
|---|---|---|
| Married Families | $93,125 | - |
| Families | $91,607 | $100,261 |
| Households | $78,571 | $86,567 |
| Non Families | $34,844 | $47,989 |
Average Income
Median Household Income
Poverty Rate