Allens Grove is located in Mason County, Illinois. Allens Grove has a 2025 population of 446 . Allens Grove is currently declining at a rate of 0% annually and its population has decreased by -3.88% since the most recent census, which recorded a population of 464 in 2020.
The average household income in Allens Grove is $73,761 with a poverty rate of 21.48%. The median age in Allens Grove is 35.9 years: 38.3 years for males, and 35 years for females. For every 100 females there are 64.3 males.
Data after 2023 is projected based on recent change
The racial composition of Allens Grove includes 87.7% White, and smaller percentages for and multiracial populations.
White (87.7%)
Two or more races (12.3%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 392 | 87.7% |
| Two or more races | 55 | 12.3% |
Married
Widowed
Divorced
Separated
Never Married
Allens Grove's average per capita income is $37,500. Household income levels show a median of $56,964. The poverty rate stands at 21.48%.
Name | Median | Mean |
|---|---|---|
| Married Families | $80,833 | - |
| Families | $62,321 | $83,105 |
| Households | $56,964 | $73,761 |
| Non Families | $47,500 | $53,445 |
Average Income
Median Household Income
Poverty Rate