Marshall County's estimated 2026 population is 8,669 with a growth rate of -0.58% in the past year according to the most recent United States census data. Marshall County is the 73rd largest county in Minnesota. The 2010 population was 9,440 and has seen a growth of -8.17% since that time.
Data after 2023 is projected based on recent change
The racial composition of Marshall County includes 93.2% White, and smaller percentages for other race, Native American, Black or African American, Asian and multiracial populations.
White (93.2%)
Two or more races (4.53%)
Other race (1.28%)
Native American (0.39%)
Black or African American (0.35%)
Asian (0.25%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 8,352 | 93.2% |
| Two or more races | 406 | 4.53% |
| Other race | 115 | 1.28% |
| Native American | 35 | 0.39% |
| Black or African American | 31 | 0.35% |
| Asian | 22 | 0.25% |
Married
Widowed
Divorced
Separated
Never Married
Marshall County's average per capita income is $51,117. Household income levels show a median of $71,701. The poverty rate stands at 7.44%.
Name | Median | Mean |
|---|---|---|
| Married Families | $101,674 | - |
| Families | $92,132 | $102,395 |
| Households | $71,701 | $85,400 |
| Non Families | $45,898 | $52,818 |
Average Income
Median Household Income
Poverty Rate
