Population by Age in Seaford
*Base on 2010 Data
| Total population | 15,294 | 100.00% |
| Under 5 years | 802 | 5.24% |
| 5 to 9 years | 927 | 6.06% |
| 10 to 14 years | 1,149 | 7.51% |
| 15 to 19 years | 1,035 | 6.77% |
| 20 to 24 years | 778 | 5.09% |
| 25 to 29 years | 756 | 4.94% |
| 30 to 34 years | 714 | 4.67% |
| 35 to 39 years | 903 | 5.90% |
| 40 to 44 years | 1,253 | 8.19% |
| 45 to 49 years | 1,377 | 9.00% |
| 50 to 54 years | 1,378 | 9.01% |
| 55 to 59 years | 1,144 | 7.48% |
| 60 to 64 years | 862 | 5.64% |
| 65 to 69 years | 595 | 3.89% |
| 70 to 74 years | 478 | 3.13% |
| 75 to 79 years | 425 | 2.78% |
| 80 to 84 years | 376 | 2.46% |
| 85 years and over | 342 | 2.24% |
Male Population in Seaford
*Base on 2010 Data
| Male population | 7,445 | 48.68% |
| Under 5 years | 391 | 2.56% |
| 5 to 9 years | 493 | 3.22% |
| 10 to 14 years | 574 | 3.75% |
| 15 to 19 years | 529 | 3.46% |
| 20 to 24 years | 377 | 2.47% |
| 25 to 29 years | 396 | 2.59% |
| 30 to 34 years | 355 | 2.32% |
| 35 to 39 years | 446 | 2.92% |
| 40 to 44 years | 595 | 3.89% |
| 45 to 49 years | 667 | 4.36% |
| 50 to 54 years | 686 | 4.49% |
| 55 to 59 years | 557 | 3.64% |
| 60 to 64 years | 434 | 2.84% |
| 65 to 69 years | 271 | 1.77% |
| 70 to 74 years | 215 | 1.41% |
| 75 to 79 years | 177 | 1.16% |
| 80 to 84 years | 158 | 1.03% |
| 85 years and over | 124 | 0.81% |
Female Population in Seaford
*Base on 2010 Data
| Female population | 7,849 | 51.32% |
| Under 5 years | 411 | 2.69% |
| 5 to 9 years | 434 | 2.84% |
| 10 to 14 years | 575 | 3.76% |
| 15 to 19 years | 506 | 3.31% |
| 20 to 24 years | 401 | 2.62% |
| 25 to 29 years | 360 | 2.35% |
| 30 to 34 years | 359 | 2.35% |
| 35 to 39 years | 457 | 2.99% |
| 40 to 44 years | 658 | 4.30% |
| 45 to 49 years | 710 | 4.64% |
| 50 to 54 years | 692 | 4.52% |
| 55 to 59 years | 587 | 3.84% |
| 60 to 64 years | 428 | 2.80% |
| 65 to 69 years | 324 | 2.12% |
| 70 to 74 years | 263 | 1.72% |
| 75 to 79 years | 248 | 1.62% |
| 80 to 84 years | 218 | 1.43% |
| 85 years and over | 218 | 1.43% |
Median Age in Seaford
*Base on 2010 Data
| Both | 42.50% | |
| Male | 41.50% | |
| Female | 43.40% |
Race in Seaford
*Base on 2010 Data
| Total | 15,294 | 100.00% |
| Population of one race | 15,125 | 98.89% |
| White | 14,593 | 95.42% |
| Black or African American | 74 | 0.48% |
| American Indian and Alaska Native | 13 | 0.09% |
| Asian | 341 | 2.23% |
| Asian Indian | 71 | 0.46% |
| Chinese | 148 | 0.97% |
| Filipino | 67 | 0.44% |
| Japanese | 9 | 0.06% |
| Korean | 32 | 0.21% |
| Vietnamese | 1 | 0.01% |
| Other Asian | 13 | 0.09% |
| Native Hawaiian and Other Pacific Islander | 0 | 0.00% |
| Native Hawaiian | 0 | 0.00% |
| Guamanian or Chamorro | 0 | 0.00% |
| Samoan | 0 | 0.00% |
| Other Pacific Islander | 0 | 0.00% |
| Some Other Race | 104 | 0.68% |
| Population of Two or More Races | 169 | 1.11% |
| White; American Indian and Alaska Native | 15 | 0.10% |
| White; Asian | 63 | 0.41% |
| White; Black or African American | 17 | 0.11% |
| White; Some Other Race | 30 | 0.20% |
The Population 16 Years in Seaford
*Base on 2010 Data
| Total | 12,195 | 100.00% |
| Male | 5,870 | 48.13% |
| Female | 6,325 | 51.87% |
The Population 18 Years in Seaford
*Base on 2010 Data
| Total | 11,725 | 100.00% |
| Male | 5,612 | 47.86% |
| Female | 6,113 | 52.14% |
The Population 21 Years in Seaford
*Base on 2010 Data
| Total | 11,216 | 100.00% |
| Male | 5,384 | 48.00% |
| Female | 5,832 | 52.00% |
The Population 62 Years in Seaford
*Base on 2010 Data
| Total | 2,745 | 100.00% |
| Male | 1,207 | 43.97% |
| Female | 1,538 | 56.03% |
The Population 65 Years in Seaford
*Base on 2010 Data
| Total | 2,216 | 100.00% |
| Male | 945 | 42.64% |
| Female | 1,271 | 57.36% |
Race (total races tallied) in Seaford
*Base on 2010 Data
| White alone or in combination with one or more other races | 14,745 | 95.20% |
| Black or African American alone or in combination with one or more other races | 121 | 0.78% |
| American Indian and Alaska Native alone or in combination with one or more other races | 37 | 0.24% |
| Asian alone or in combination with one or more other races | 433 | 2.80% |
| Native Hawaiian and Other Pacific Islander alone or in combination with one or more other races | 2 | 0.01% |
| Some Other Race alone or in combination with one or more other races | 151 | 0.97% |
Hispanic or Latino by Specific Origin in Seaford
*Base on 2010 Data
| Total | 15,294 | 100.00% |
| Hispanic or Latino (of any race) | 761 | 4.98% |
| Mexican | 51 | 0.33% |
| Puerto Rican | 305 | 1.99% |
| Cuban | 39 | 0.26% |
| Other Hispanic or Latino | 366 | 2.39% |
| Not Hispanic or Latino | 14,533 | 95.02% |
Hispanic or Latino and Race in Seaford
*Base on 2010 Data
| Total | 15,294 | 100.00% |
| Hispanic or Latino | 761 | 4.98% |
| White alone | 607 | 3.97% |
| Black or African American alone | 4 | 0.03% |
| American Indian and Alaska Native alone | 10 | 0.07% |
| Asian alone | 7 | 0.05% |
| Native Hawaiian and Other Pacific Islander alone | 0 | 0.00% |
| Some Other Race alone | 80 | 0.52% |
| Two or More Races | 53 | 0.35% |
| Not Hispanic or Latino | 14,533 | 95.02% |
| White alone | 13,986 | 91.45% |
| Black or African American alone | 70 | 0.46% |
| American Indian and Alaska Native alone | 3 | 0.02% |
| Asian alone | 334 | 2.18% |
| Native Hawaiian and Other Pacific Islander alone | 0 | 0.00% |
| Some Other Race alone | 24 | 0.16% |
| Two or More Races | 116 | 0.76% |
Relationship in Seaford
*Base on 2010 Data
| Total | 15,294 | 100.00% |
| In households | 15,240 | 99.65% |
| Householder | 5,266 | 34.43% |
| Spouse | 3,429 | 22.42% |
| Child | 5,266 | 34.43% |
| Own child under 18 years | 3,338 | 21.83% |
| Other relatives | 817 | 5.34% |
| Under 18 years | 199 | 1.30% |
| 65 years and over | 241 | 1.58% |
| Nonrelatives | 462 | 3.02% |
| Under 18 years | 31 | 0.20% |
| 65 years and over | 27 | 0.18% |
| Unmarried partner | 191 | 1.25% |
| In group quarters | 54 | 0.35% |
| Institutionalized population | 0 | 0.00% |
| Male | 0 | 0.00% |
| Female | 0 | 0.00% |
| Noninstitutionalized population | 54 | 0.35% |
| Male | 32 | 0.21% |
| Female | 22 | 0.14% |
Households by Type in Seaford
*Base on 2010 Data
| Subject | Number | Percent |
|---|---|---|
| Total | 5,266 | 100.00% |
| Family households (families) | 4,140 | 78.62% |
| With own children under 18 years | 1,830 | 34.75% |
| Husband-wife family | 3,429 | 65.12% |
| With own children under 18 years | 1,608 | 30.54% |
| Male householder, no wife present | 183 | 3.48% |
| With own children under 18 years | 42 | 0.80% |
| Female householder, no husband present | 528 | 10.03% |
| With own children under 18 years | 180 | 3.42% |
| Nonfamily households | 1,126 | 21.38% |
| Householder living alone | 913 | 17.34% |
| Male | 388 | 7.37% |
| 65 years and over | 124 | 2.35% |
| Female | 525 | 9.97% |
| 65 years and over | 340 | 6.46% |
Households with individuals under 18 years in Seaford
*Base on 2010 Data
| Total | 1,969 | 37.39% |
Households with individuals under 65 years in Seaford
*Base on 2010 Data
| Total | 1,585 | 30.10% |
Average Household Size in Seaford
*Base on 2010 Data
| Average household size | 3 | % |
Average Family Size in Seaford
*Base on 2010 Data
| Average family size | 3 | % |
Housing Occupancy(Total housing units) in Seaford
*Base on 2010 Data
| Total | 5,395 | 100.00% |
| Occupied housing units | 5,266 | 97.61% |
| Vacant housing units | 129 | 2.39% |
| For rent | 17 | 0.32% |
| Rented, not occupied | 1 | 0.02% |
| For sale only | 33 | 0.61% |
| Sold, not occupied | 5 | 0.09% |
| For seasonal, recreational, or occasional use | 18 | 0.33% |
| All other vacants | 55 | 1.02% |
Homeowner Vacancy Rate in Seaford
*Base on 2010 Data
| Homeowner vacancy rate (percent) | .70% |
Rental Vacancy Rate in Seaford
*Base on 2010 Data
| Rental vacancy rate (percent) | 3.00% |
Housing Tenure(Occupied housing units) in Seaford
*Base on 2010 Data
| Total | 5,266 | 100.00% |
| Owner-occupied housing units | 4,708 | 89.40% |
| Renter-occupied housing units | 558 | 10.60% |
Population in Occupied Housing Units by Tenure(Population in occupied housing units) in Seaford
*Base on 2010 Data
| Owner-occupied housing units | 13,974 | 91.69% |
| Renter-occupied housing units | 1,266 | 8.31% |
Average Household Size of Occupied Housing Units by Tenure in Seaford
*Base on 2010 Data
| Owner occupied | 3 | % |
| Renter occupied | 2 | % |