Monmouth is located in Jackson County, Iowa. Monmouth has a 2025 population of 554. Monmouth is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The average household income in Monmouth is $74,394 with a poverty rate of 17.51%.The median age in Monmouth is 48.4 years: 40.6 years for males, and 52.9 years for females.
Data after 2023 is projected based on recent change
The racial composition of Monmouth includes 96.39% White, and smaller percentages for Asian and multiracial populations.
White (96.4%)
Two or more races (3.1%)
Asian (0.5%)
Race | Population | Percentage (of total) |
---|---|---|
White | 534 | 96.39% |
Two or more races | 17 | 3.07% |
Asian | 3 | 0.54% |
Married
Widowed
Divorced
Separated
Never Married
Monmouth's average per capita income is $67,898. Household income levels show a median of $56,000. The poverty rate stands at 17.51%.
Name | Median | Mean |
---|---|---|
Married Families | $89,167 | - |
Families | $85,577 | $85,846 |
Households | $56,000 | $74,394 |
Non Families | $19,815 | $36,015 |
Average Income
Median Household Income
Poverty Rate