Gridley is located in McLean County, Illinois. Gridley has a 2025 population of 1,859 . Gridley is currently growing at a rate of 0.05% annually but its population has decreased by -0.59% since the most recent census, which recorded a population of 1,870 in 2020.
The average household income in Gridley is $85,909 with a poverty rate of 4.52%. The median age in Gridley is 42.8 years: 39.2 years for males, and 46.3 years for females. For every 100 females there are 109.1 males.
Data after 2023 is projected based on recent change
The racial composition of Gridley includes 92.19% White, and smaller percentages for Two or more races, other race, Black or African American, Asian and multiracial populations.
White (92.19%)
Two or more races (2.69%)
Other race (2.42%)
Black or African American (1.51%)
Asian (1.18%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 1,712 | 92.19% |
| Two or more races | 50 | 2.69% |
| Other race | 45 | 2.42% |
| Black or African American | 28 | 1.51% |
| Asian | 22 | 1.18% |
Married
Widowed
Divorced
Separated
Never Married
Gridley's average per capita income is $44,095. Household income levels show a median of $68,542. The poverty rate stands at 4.52%.
Name | Median | Mean |
|---|---|---|
| Married Families | $93,077 | - |
| Families | $69,792 | $94,885 |
| Households | $68,542 | $85,909 |
| Non Families | $32,206 | $43,701 |
Average Income
Median Household Income
Poverty Rate