Knox County, Missouri Facts
| Facts | |
| State | Missouri |
| Land area | 504.0 square miles |
| Population Density | 8.2 persons per square mile. |
| Population | |
| Population (2013) | 4,067 |
| Population change | -1.5% | Under 5 years of age | 6.4% |
| Under 18 | 24% |
| 65 and over | 20.8% |
| Females | 50.5% |
| White | 97.7 |
| Hispanic or Latino of any race | 1.2 |
| Asian | 0.3% |
| Two or more races | 1.3% |
| Black or African American | 0.5% |
| Native American | 0.2% |
| Pacific Islander | 0% |
| Had graduated from high school | 85% |
| Had a bachelor’s degree or higher | 14.8% |
| Veterans | 364 |
| Households and Housing | |
| Households | 1,724 |
| Persons per household | 2.3 |
| Living in the same house for one year or more | 88.6% |
| Median household income | $34,481 |
| The per capita income | $20,946 |
| Live below the poverty line. | 26.3% |
| housing units | 2,264 |
| Multi-unit structures | 5% |
| The median value of owner-occupied housing | $64,900 |
| Residents owning their homes. | 74.8% |
| Business Facts | |
| Total number of firms | 250 |
| Women-owned firms | 0% |
| Asian-owned firms | 0% |
| Hispanic-owned firms | 0% |
| Black-owned firms | 0% |
| Native American-owned firms | 0% |
| Pacific Islander-owned firms | 0% |
| Retail sales | $27,773 |
| Retail sales per capita | $6,876 |
| Manufacturers shipments | $0 |
| Merchant wholesaler sales | $29,859 |