Allen County, Kentucky Facts
| Facts | |
| State | Kentucky |
| Land area | 344.3 square miles |
| Population Density | 58 persons per square mile. |
| Population | |
| Population (2013) | 20,311 |
| Population change | 1.7% | Under 5 years of age | 6.4% |
| Under 18 | 23.9% |
| 65 and over | 15.7% |
| Females | 50.7% |
| White | 97.1 |
| Hispanic or Latino of any race | 1.9 |
| Asian | 0.3% |
| Two or more races | 1.1% |
| Black or African American | 1.2% |
| Native American | 0.3% |
| Pacific Islander | 0% |
| Had graduated from high school | 76% |
| Had a bachelor’s degree or higher | 12.7% |
| Veterans | 1,508 |
| Households and Housing | |
| Households | 8,061 |
| Persons per household | 2.5 |
| Living in the same house for one year or more | 86.5% |
| Median household income | $40,008 |
| The per capita income | $19,086 |
| Live below the poverty line. | 18.6% |
| housing units | 9,260 |
| Multi-unit structures | 6% |
| The median value of owner-occupied housing | $96,800 |
| Residents owning their homes. | 73.7% |
| Business Facts | |
| Total number of firms | 1,452 |
| Women-owned firms | 25.6% |
| Asian-owned firms | 0% |
| Hispanic-owned firms | 0% |
| Black-owned firms | 0% |
| Native American-owned firms | 0% |
| Pacific Islander-owned firms | 0% |
| Retail sales | $112,099 |
| Retail sales per capita | $5,945 |
| Manufacturers shipments | $164,790 |
| Merchant wholesaler sales | $97,666 |