Bath is located in Mason County, Illinois. Bath has a 2025 population of 690. Bath is currently declining at a rate of -1.43% annually and its population has decreased by -6.5% since the most recent census, which recorded a population of 738 in 2020.
The average household income in Bath is $70,873 with a poverty rate of 11.13%. The median age in Bath is 55.9 years: 50.5 years for males, and 56.7 years for females.
Data after 2023 is projected based on recent change
The racial composition of Bath includes 98.25% White, and smaller percentages for Two or more races and multiracial populations.
White (98.3%)
Two or more races (1.8%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 618 | 98.25% |
| Two or more races | 11 | 1.75% |
Married
Widowed
Divorced
Separated
Never Married
Bath's average per capita income is $37,361. Household income levels show a median of $60,703. The poverty rate stands at 11.13%.
Name | Median | Mean |
|---|---|---|
| Married Families | $68,438 | - |
| Families | $63,385 | $74,145 |
| Households | $60,703 | $70,873 |
| Non Families | - | $63,534 |
Average Income
Median Household Income
Poverty Rate