Plum Grove is located in Butler County, Kansas. Plum Grove has a 2025 population of 573 . Plum Grove is currently declining at a rate of -1.38% annually and its population has decreased by -2.88% since the most recent census, which recorded a population of 590 in 2020.
The average household income in Plum Grove is $54,483 with a poverty rate of 17.09%. The median age in Plum Grove is 50.1 years: 43.4 years for males, and 52.2 years for females. For every 100 females there are 126.5 males.
Data after 2023 is projected based on recent change
The racial composition of Plum Grove includes 84.33% White, and smaller percentages for Native American and multiracial populations.
White (84.33%)
Two or more races (14.67%)
Native American (1%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 592 | 84.33% |
| Two or more races | 103 | 14.67% |
| Native American | 7 | 1% |
Married
Widowed
Divorced
Separated
Never Married
Plum Grove's average per capita income is $44,350. Household income levels show a median of $50,081. The poverty rate stands at 17.09%.
Name | Median | Mean |
|---|---|---|
| Non Families | $51,683 | $67,642 |
| Households | $50,081 | $54,483 |
| Families | $41,250 | $47,537 |
| Married Families | - | - |
Average Income
Median Household Income
Poverty Rate