Suffolk County, New York Facts
| Facts | |
| State | New York |
| Land area | 912.1 square miles |
| Population Density | 1,637.4 persons per square mile. |
| Population | |
| Population (2013) | 1,499,738 |
| Population change | 0.4% | Under 5 years of age | 5.4% |
| Under 18 | 22.6% |
| 65 and over | 14.9% |
| Females | 50.8% |
| White | 85.6 |
| Hispanic or Latino of any race | 17.7 |
| Asian | 3.8% |
| Two or more races | 1.7% |
| Black or African American | 8.2% |
| Native American | 0.6% |
| Pacific Islander | 0.1% |
| Had graduated from high school | 90% |
| Had a bachelor’s degree or higher | 32.9% |
| Veterans | 83,254 |
| Households and Housing | |
| Households | 497,347 |
| Persons per household | 3.0 |
| Living in the same house for one year or more | 93% |
| Median household income | $87,763 |
| The per capita income | $36,945 |
| Live below the poverty line. | 6.4% |
| housing units | 568,943 |
| Multi-unit structures | 14% |
| The median value of owner-occupied housing | $383,400 |
| Residents owning their homes. | 80% |
| Business Facts | |
| Total number of firms | 159,640 |
| Women-owned firms | 27% |
| Asian-owned firms | 4.3% |
| Hispanic-owned firms | 7.1% |
| Black-owned firms | 4.5% |
| Native American-owned firms | 0.4% |
| Pacific Islander-owned firms | 0% |
| Retail sales | $23,319,943 |
| Retail sales per capita | $15,426 |
| Manufacturers shipments | $19,089,722 |
| Merchant wholesaler sales | $38,208,940 |