Monroe is located in Butler County, Ohio. Monroe has a 2025 population of 1,298 . Monroe is currently growing at a rate of 1.72% annually and its population has increased by 5.61% since the most recent census, which recorded a population of 1,229 in 2020.
The average household income in Monroe is $135,345 with a poverty rate of 11.01%. The median age in Monroe is 40.5 years: 40.8 years for males, and 38.7 years for females. For every 100 females there are 122.0 males.
Data after 2023 is projected based on recent change
The racial composition of Monroe includes 99.14% White, and smaller percentages for Two or more races and multiracial populations.
White (99.14%)
Two or more races (0.86%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 1,270 | 99.14% |
| Two or more races | 11 | 0.86% |
Married
Widowed
Divorced
Separated
Never Married
Monroe's average per capita income is $63,125. Household income levels show a median of $103,333. The poverty rate stands at 11.01%.
Name | Median | Mean |
|---|---|---|
| Married Families | $117,292 | - |
| Families | $116,375 | $163,910 |
| Households | $103,333 | $135,345 |
| Non Families | $38,576 | $51,850 |
Average Income
Median Household Income
Poverty Rate