Marietta is a city located in Lac qui Parle County, Minnesota. Marietta has a 2025 population of 115 . Marietta is currently declining at a rate of -0.86% annually and its population has decreased by -3.36% since the most recent census, which recorded a population of 119 in 2020.
The average household income in Marietta is $46,184 with a poverty rate of 42.17%. The median age in Marietta is 37.2 years: 37.9 years for males, and 35.8 years for females. For every 100 females there are 89.0 males.
Data after 2023 is projected based on recent change
The racial composition of Marietta includes 100% White, and smaller percentages for and multiracial populations.
White (100%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 172 | 100% |
Married
Widowed
Divorced
Separated
Never Married
Marietta's average per capita income is $28,125. Household income levels show a median of $34,167. The poverty rate stands at 42.17%.
Name | Median | Mean |
|---|---|---|
| Married Families | $80,313 | - |
| Families | $36,250 | $44,669 |
| Households | $34,167 | $46,184 |
| Non Families | - | $46,676 |
Average Income
Median Household Income
Poverty Rate