Walnut Grove is located in Neosho County, Kansas. Walnut Grove has a 2025 population of 312 . Walnut Grove is currently growing at a rate of 0.65% annually but its population has decreased by -2.5% since the most recent census, which recorded a population of 320 in 2020.
The average household income in Walnut Grove is $102,497 with a poverty rate of 2.56%. The median age in Walnut Grove is 45.2 years: 45.4 years for males, and 32.5 years for females. For every 100 females there are 110.2 males.
Data after 2023 is projected based on recent change
The racial composition of Walnut Grove includes 97.44% White, and smaller percentages for Two or more races and multiracial populations.
White (97.44%)
Two or more races (2.56%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 342 | 97.44% |
| Two or more races | 9 | 2.56% |
Married
Widowed
Divorced
Separated
Never Married
Walnut Grove's average per capita income is $56,250. Household income levels show a median of $84,643. The poverty rate stands at 2.56%.
Name | Median | Mean |
|---|---|---|
| Married Families | $111,818 | - |
| Families | $110,795 | $110,999 |
| Households | $84,643 | $102,497 |
| Non Families | - | - |
Average Income
Median Household Income
Poverty Rate