Washington County, Oregon Facts
| Facts | |
| State | Oregon |
| Land area | 724.2 square miles |
| Population Density | 731.4 persons per square mile. |
| Population | |
| Population (2013) | 554,996 |
| Population change | 4.8% | Under 5 years of age | 6.7% |
| Under 18 | 24.6% |
| 65 and over | 11.4% |
| Females | 50.7% |
| White | 82.7 |
| Hispanic or Latino of any race | 16.1 |
| Asian | 9.6% |
| Two or more races | 4% |
| Black or African American | 2.1% |
| Native American | 1.1% |
| Pacific Islander | 0.5% |
| Had graduated from high school | 91% |
| Had a bachelor’s degree or higher | 39.4% |
| Veterans | 32,864 |
| Households and Housing | |
| Households | 201,771 |
| Persons per household | 2.6 |
| Living in the same house for one year or more | 82.6% |
| Median household income | $64,180 |
| The per capita income | $31,078 |
| Live below the poverty line. | 11.4% |
| housing units | 215,773 |
| Multi-unit structures | 31% |
| The median value of owner-occupied housing | $282,400 |
| Residents owning their homes. | 61% |
| Business Facts | |
| Total number of firms | 43,601 |
| Women-owned firms | 32.9% |
| Asian-owned firms | 7.3% |
| Hispanic-owned firms | 4.7% |
| Black-owned firms | 0% |
| Native American-owned firms | 0% |
| Pacific Islander-owned firms | 0.2% |
| Retail sales | $8,754,390 |
| Retail sales per capita | $16,886 |
| Manufacturers shipments | $24,048,993 |
| Merchant wholesaler sales | $11,021,762 |