|
| Number | Percent |
| Riverhead Population: | 10513 | 100.00% |
| | |
| Sex and Age | | |
| Male | 5005 | 47.61% |
| Female | 5508 | 52.39% |
| | |
| Under 5 years | 673 | 6.4% |
| 5 to 9 years | 761 | 7.24% |
| 10 to 14 years | 718 | 6.83% |
| 15 to 19 years | 601 | 5.72% |
| 20 to 24 years | 582 | 5.54% |
| 25 to 34 years | 1288 | 12.25% |
| 35 to 44 years | 1650 | 15.69% |
| 45 to 54 years | 1268 | 12.06% |
| 55 to 59 years | 491 | 4.67% |
| 60 to 64 years | 454 | 4.32% |
| 65 to 74 years | 941 | 8.95% |
| 75 to 84 years | 751 | 7.14% |
| 85 years and over | 335 | 3.19% |
| | |
| Median age (years) | 39.1 | |
| | |
| 18 years and over | 7980 | 75.91% |
 Male | 3718 | 35.37% |
| Female | 4262 | 40.54% |
| 21 years and over | 7657 | 72.83% |
| 62 years and over | 2297 | 21.85% |
| 65 years and over | 2027 | 19.28% |
| Male | 754 | 7.17% |
| Female | 1273 | 12.11% |
| | |
| Race | | |
| One race | 10272 | 97.71% |
| White | 7357 | 69.98% |
| Black or African American | 2504 | 23.82% |
| American Indian and Alaska Native | 58 | 0.55% |
| Asian | 119 | 1.13% |
| Asian indian | 23 | 0.22% |
| Chinese | 42 | 0.4% |
| Filipino | 4 | 0.04% |
| Japanese | 6 | 0.06% |
| Korean | 11 | 0.1% |
| Vietnamese | 14 | 0.13% |
| Other Asian | 19 | 0.18% |
| Native Hawaiian and Other Pacific Islander | 8 | 0.08% |
| Native Hawaiian | 2 | 0.02% |
| Guamanian or Chamorro | 5 | 0.05% |
| Samoan | 0 | 0% |
| Other Pacific Islander | 1 | 0.01% |
| Some other race | 226 | 2.15% |
| Two or more races | 241 | 2.29% |
| | |
| Hispanic or Latino and race | | |
| Total Population | 10513 | 100.00% |
| Hispanic or Latino(of any race) | 949 | 9.03% |
| Mexican | 172 | 1.64% |
| Puerto Rican | 189 | 1.8% |
| Cuban | 6 | 0.06% |
| Other Hispanic or Latino | 582 | 5.54% |
| Not Hispanic or Latino | 9564 | 90.97% |
| White alone | 6742 | 64.13% |
| | |
| Relationship | | |
| Total Population | 10513 | 100.00% |
| In households | 9973 | 94.86% |
| Householder | 3878 | 36.89% |
| Spouse | 1706 | 16.23% |
| Child | 2947 | 28.03% |
| Own child under 18 years | 2171 | 20.65% |
| Other relatives | 684 | 6.51% |
| Under 18 years | 247 | 2.35% |
| Nonrelatives | 758 | 7.21% |
| Unmarried partner | 247 | 2.35% |
| In group quarters | 540 | 5.14% |
| Institutionalized population | 226 | 2.15% |
| Non-Institutionalized population | 314 | 2.99% |
| | |
| Households by Type | | |
| Total Households | 3878 | 100.0 % |
| Family households (families) | 2548 | 65.7% |
| With own children under 18 years | 1141 | 29.42% |
| Married-couple family | 1706 | 43.99% |
| With own children under 18 years | 685 | 17.66% |
| Female householder, no husband present | 651 | 16.79% |
| With own children under 18 years | 375 | 9.67% |
| Non Family households | 1330 | 34.3% |
| Householder living alone | 1065 | 27.46% |
| Householder 65 years and over | 598 | 15.42% |
| | |
| Households with individuals under 18 years | 1300 | 33.52% |
| Households with individuals 65 years and over | 1303 | 33.6% |
| | |
| Average Household size | 2.57 | |
| Average family size | 3.09 | |
| | |
| Housing Occupancy | | |
| Total housing units | 4167 | 100.00% |
| Occupied housing units | 3878 | 93.06% |
| Vacant housing units | 289 | 6.94% |
| For seasonal, recreational, or occasional use | 77 | 1.85% |
| Homeowner vacancy rate (percent) | 2.1 | |
| Rental vacancy rate (percent) | 3.8 | |
| | |
| Housing Tenure | | |
| Occupied housing units | 3878 | 100.00% |
| Owner-occupied housing units. | 2235 | 57.63% |
| Renter-occupied housing units. | 1643 | 42.37% |
| | |
| Average household size of owner-occupied units | 2.59 | |
| Average household size of renter-occupied units | 2.54 | |
