Garden Plain is located in Whiteside County, Illinois. Garden Plain has a 2025 population of 976 . Garden Plain is currently growing at a rate of 0.21% annually but its population has decreased by -1.01% since the most recent census, which recorded a population of 986 in 2020.
The average household income in Garden Plain is $133,889 with a poverty rate of 2.43%. The median age in Garden Plain is 42.6 years: 44.2 years for males, and 42.3 years for females. For every 100 females there are 91.9 males.
Data after 2023 is projected based on recent change
The racial composition of Garden Plain includes 97.36% White, and smaller percentages for Two or more races, Asian and multiracial populations.
White (97.36%)
Two or more races (2.33%)
Asian (0.32%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 921 | 97.36% |
| Two or more races | 22 | 2.33% |
| Asian | 3 | 0.32% |
Married
Widowed
Divorced
Separated
Never Married
Garden Plain's average per capita income is $63,209. Household income levels show a median of $114,250. The poverty rate stands at 2.43%.
Name | Median | Mean |
|---|---|---|
| Married Families | $118,750 | - |
| Families | $114,875 | $139,465 |
| Households | $114,250 | $133,889 |
| Non Families | $94,250 | $87,134 |
Average Income
Median Household Income
Poverty Rate