Lewis County, Idaho Facts
| Facts | |
| State | Idaho |
| Land area | 478.8 square miles |
| Population Density | 8 persons per square mile. |
| Population | |
| Population (2013) | 3,902 |
| Population change | 2.1% | Under 5 years of age | 5.3% |
| Under 18 | 22.7% |
| 65 and over | 23.4% |
| Females | 49.1% |
| White | 89.5 |
| Hispanic or Latino of any race | 4 |
| Asian | 0.5% |
| Two or more races | 2.9% |
| Black or African American | 0.4% |
| Native American | 6.5% |
| Pacific Islander | 0.2% |
| Had graduated from high school | 88% |
| Had a bachelor’s degree or higher | 16.2% |
| Veterans | 468 |
| Households and Housing | |
| Households | 1,660 |
| Persons per household | 2.3 |
| Living in the same house for one year or more | 85.5% |
| Median household income | $36,000 |
| The per capita income | $19,910 |
| Live below the poverty line. | 17.9% |
| housing units | 1,861 |
| Multi-unit structures | 7% |
| The median value of owner-occupied housing | $116,600 |
| Residents owning their homes. | 74.1% |
| Business Facts | |
| Total number of firms | 438 |
| 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 | $29,657 |
| Retail sales per capita | $8,193 |
| Manufacturers shipments | $0 |
| Merchant wholesaler sales | $0 |