Polk County, Minnesota Facts
| Facts | |
| State | Minnesota |
| Land area | 1,971.1 square miles |
| Population Density | 16 persons per square mile. |
| Population | |
| Population (2013) | 31,569 |
| Population change | -0.1% | Under 5 years of age | 6.3% |
| Under 18 | 23.4% |
| 65 and over | 17% |
| Females | 49.9% |
| White | 94.2 |
| Hispanic or Latino of any race | 5.8 |
| Asian | 0.8% |
| Two or more races | 2.1% |
| Black or African American | 1.2% |
| Native American | 1.6% |
| Pacific Islander | 0% |
| Had graduated from high school | 89% |
| Had a bachelor’s degree or higher | 21.9% |
| Veterans | 2,521 |
| Households and Housing | |
| Households | 12,663 |
| Persons per household | 2.4 |
| Living in the same house for one year or more | 84% |
| Median household income | $50,695 |
| The per capita income | $25,790 |
| Live below the poverty line. | 12.6% |
| housing units | 14,599 |
| Multi-unit structures | 18% |
| The median value of owner-occupied housing | $128,100 |
| Residents owning their homes. | 70.7% |
| Business Facts | |
| Total number of firms | 2,909 |
| Women-owned firms | 19.2% |
| Asian-owned firms | 0% |
| Hispanic-owned firms | 0% |
| Black-owned firms | 0% |
| Native American-owned firms | 0% |
| Pacific Islander-owned firms | 0% |
| Retail sales | $297,780 |
| Retail sales per capita | $9,692 |
| Manufacturers shipments | $954,096 |
| Merchant wholesaler sales | $336,876 |