Marshall County's estimated 2025 population is 31,652 with a growth rate of -0.15% in the past year according to the most recent United States census data. Marshall County is the 32nd largest county in Kentucky. The 2010 population was 31,453 and has seen a growth of 0.63% since that time.
Data after 2023 is projected based on recent change
The racial composition of Marshall County includes 96.18% White, and smaller percentages for Two or more races, Black or African American, other race, Asian, Native American, Native Hawaiian or Pacific Islander and multiracial populations.
Race | Population | Percentage (of total) |
|---|---|---|
| White | 30,515 | 96.18% |
| Two or more races | 660 | 2.08% |
| Black or African American | 229 | 0.72% |
| Other race | 122 | 0.38% |
| Asian | 119 | 0.38% |
| Native American | 79 | 0.25% |
| Native Hawaiian or Pacific Islander | 4 | 0.01% |
Married
Widowed
Divorced
Separated
Never Married
Marshall County's average per capita income is $42,490. Household income levels show a median of $63,611. The poverty rate stands at 13.4%.
Name | Median | Mean |
|---|---|---|
| Married Families | $88,052 | - |
| Families | $77,895 | $96,437 |
| Households | $63,611 | $81,091 |
| Non Families | $34,344 | $46,213 |
Average Income
Median Household Income
Poverty Rate
