Polk County's estimated 2026 population is 30,363 with a growth rate of -0.08% in the past year according to the most recent United States census data. Polk County is the 36th largest county in Minnesota. The 2010 population was 31,639 and has seen a growth of -4.03% since that time.
Data after 2023 is projected based on recent change
The racial composition of Polk County includes 86.97% White, and smaller percentages for Black or African American, other race, Native American, Asian, Native Hawaiian or Pacific Islander and multiracial populations.
White (86.97%)
Two or more races (6.84%)
Black or African American (2.19%)
Other race (2.01%)
Native American (1.2%)
Asian (0.78%)
Native Hawaiian or Pacific Islander (0.01%)
Race | Population | Percentage (of total) |
|---|---|---|
| White | 26,877 | 86.97% |
| Two or more races | 2,114 | 6.84% |
| Black or African American | 677 | 2.19% |
| Other race | 622 | 2.01% |
| Native American | 371 | 1.2% |
| Asian | 240 | 0.78% |
| Native Hawaiian or Pacific Islander | 4 | 0.01% |
Married
Widowed
Divorced
Separated
Never Married
Polk County's average per capita income is $49,293. Household income levels show a median of $69,136. The poverty rate stands at 11.66%.
Name | Median | Mean |
|---|---|---|
| Married Families | $110,837 | - |
| Families | $96,684 | $108,375 |
| Households | $69,136 | $87,199 |
| Non Families | $38,406 | $46,987 |
Average Income
Median Household Income
Poverty Rate
