Grinnell is located in Gove County, Kansas. Grinnell has a 2025 population of 382 . Grinnell is currently declining at a rate of -2.8% annually and its population has decreased by -4.98% since the most recent census, which recorded a population of 402 in 2020.
The average household income in Grinnell is $82,257 with a poverty rate of 3.11%. The median age in Grinnell is 36.6 years: 36.4 years for males, and 36.8 years for females. For every 100 females there are 122.5 males.
Data after 2023 is projected based on recent change
The racial composition of Grinnell includes 96.3% White, and smaller percentages for Two or more races, Black or African American, Asian, other race and multiracial populations.
White (96.3%)
Two or more races (2.14%)
Black or African American (0.58%)
Asian (0.58%)
Other race (0.39%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 495 | 96.3% |
| Two or more races | 11 | 2.14% |
| Black or African American | 3 | 0.58% |
| Asian | 3 | 0.58% |
| Other race | 2 | 0.39% |
Married
Widowed
Divorced
Separated
Never Married
Grinnell's average per capita income is $46,667. Household income levels show a median of $68,594. The poverty rate stands at 3.11%.
Name | Median | Mean |
|---|---|---|
| Married Families | $95,625 | - |
| Families | $87,500 | $98,656 |
| Households | $68,594 | $82,257 |
| Non Families | $28,125 | $40,471 |
Average Income
Median Household Income
Poverty Rate