Marin County, California Facts
| Facts | |
| State | California |
| Land area | 520.3 square miles |
| Population Density | 485.1 persons per square mile. |
| Population | |
| Population (2013) | 258,365 |
| Population change | 2.4% | Under 5 years of age | 5% |
| Under 18 | 20.6% |
| 65 and over | 18.9% |
| Females | 51.1% |
| White | 86.2 |
| Hispanic or Latino of any race | 15.7 |
| Asian | 6% |
| Two or more races | 3.7% |
| Black or African American | 2.8% |
| Native American | 1.1% |
| Pacific Islander | 0.3% |
| Had graduated from high school | 92% |
| Had a bachelor’s degree or higher | 54.6% |
| Veterans | 15,439 |
| Households and Housing | |
| Households | 102,912 |
| Persons per household | 2.4 |
| Living in the same house for one year or more | 85% |
| Median household income | $90,839 |
| The per capita income | $56,791 |
| Live below the poverty line. | 7.7% |
| housing units | 111,547 |
| Multi-unit structures | 27% |
| The median value of owner-occupied housing | $781,900 |
| Residents owning their homes. | 62.8% |
| Business Facts | |
| Total number of firms | 42,712 |
| Women-owned firms | 33.9% |
| Asian-owned firms | 0% |
| Hispanic-owned firms | 0% |
| Black-owned firms | 0.9% |
| Native American-owned firms | 0% |
| Pacific Islander-owned firms | 0% |
| Retail sales | $4,589,300 |
| Retail sales per capita | $18,648 |
| Manufacturers shipments | $397,211 |
| Merchant wholesaler sales | $2,373,072 |