Population by Age in Zip Code 21784
*Base on 2010 Data
| Total population | 37,941 | 100.00% |
| Under 5 years | 1,901 | 5.01% |
| 5 to 9 years | 2,789 | 7.35% |
| 10 to 14 years | 3,075 | 8.10% |
| 15 to 19 years | 2,900 | 7.64% |
| 20 to 24 years | 1,867 | 4.92% |
| 25 to 29 years | 1,623 | 4.28% |
| 30 to 34 years | 1,679 | 4.43% |
| 35 to 39 years | 2,340 | 6.17% |
| 40 to 44 years | 3,323 | 8.76% |
| 45 to 49 years | 3,851 | 10.15% |
| 50 to 54 years | 3,283 | 8.65% |
| 55 to 59 years | 2,526 | 6.66% |
| 60 to 64 years | 2,135 | 5.63% |
| 65 to 69 years | 1,525 | 4.02% |
| 70 to 74 years | 1,019 | 2.69% |
| 75 to 79 years | 759 | 2.00% |
| 80 to 84 years | 686 | 1.81% |
| 85 years and over | 660 | 1.74% |
Male Population in Zip Code 21784
*Base on 2010 Data
| Male population | 19,053 | 50.22% |
| Under 5 years | 978 | 2.58% |
| 5 to 9 years | 1,502 | 3.96% |
| 10 to 14 years | 1,586 | 4.18% |
| 15 to 19 years | 1,503 | 3.96% |
| 20 to 24 years | 1,065 | 2.81% |
| 25 to 29 years | 880 | 2.32% |
| 30 to 34 years | 862 | 2.27% |
| 35 to 39 years | 1,090 | 2.87% |
| 40 to 44 years | 1,657 | 4.37% |
| 45 to 49 years | 1,972 | 5.20% |
| 50 to 54 years | 1,654 | 4.36% |
| 55 to 59 years | 1,261 | 3.32% |
| 60 to 64 years | 1,069 | 2.82% |
| 65 to 69 years | 739 | 1.95% |
| 70 to 74 years | 472 | 1.24% |
| 75 to 79 years | 313 | 0.82% |
| 80 to 84 years | 265 | 0.70% |
| 85 years and over | 185 | 0.49% |
Female Population in Zip Code 21784
*Base on 2010 Data
| Female population | 18,888 | 49.78% |
| Under 5 years | 923 | 2.43% |
| 5 to 9 years | 1,287 | 3.39% |
| 10 to 14 years | 1,489 | 3.92% |
| 15 to 19 years | 1,397 | 3.68% |
| 20 to 24 years | 802 | 2.11% |
| 25 to 29 years | 743 | 1.96% |
| 30 to 34 years | 817 | 2.15% |
| 35 to 39 years | 1,250 | 3.29% |
| 40 to 44 years | 1,666 | 4.39% |
| 45 to 49 years | 1,879 | 4.95% |
| 50 to 54 years | 1,629 | 4.29% |
| 55 to 59 years | 1,265 | 3.33% |
| 60 to 64 years | 1,066 | 2.81% |
| 65 to 69 years | 786 | 2.07% |
| 70 to 74 years | 547 | 1.44% |
| 75 to 79 years | 446 | 1.18% |
| 80 to 84 years | 421 | 1.11% |
| 85 years and over | 475 | 1.25% |
Median Age in Zip Code 21784
*Base on 2010 Data
| Both | 41.30% | |
| Male | 40.20% | |
| Female | 42.30% |
Race in Zip Code 21784
*Base on 2010 Data
| Total | 37,941 | 100.00% |
| Population of one race | 37,376 | 98.51% |
| White | 34,623 | 91.25% |
| Black or African American | 1,667 | 4.39% |
| American Indian and Alaska Native | 93 | 0.25% |
| Asian | 832 | 2.19% |
| Asian Indian | 167 | 0.44% |
| Chinese | 125 | 0.33% |
| Filipino | 85 | 0.22% |
| Japanese | 16 | 0.04% |
| Korean | 279 | 0.74% |
| Vietnamese | 81 | 0.21% |
| Other Asian | 79 | 0.21% |
| Native Hawaiian and Other Pacific Islander | 3 | 0.01% |
| Native Hawaiian | 2 | 0.01% |
| Guamanian or Chamorro | 1 | 0.00% |
| Samoan | 0 | 0.00% |
| Other Pacific Islander | 0 | 0.00% |
| Some Other Race | 158 | 0.42% |
| Population of Two or More Races | 565 | 1.49% |
| White; American Indian and Alaska Native | 83 | 0.22% |
| White; Asian | 197 | 0.52% |
| White; Black or African American | 138 | 0.36% |
| White; Some Other Race | 44 | 0.12% |
The Population 16 Years in Zip Code 21784
*Base on 2010 Data
| Total | 29,495 | 100.00% |
| Male | 14,650 | 49.67% |
| Female | 14,845 | 50.33% |
The Population 18 Years in Zip Code 21784
*Base on 2010 Data
| Total | 28,162 | 100.00% |
| Male | 13,991 | 49.68% |
| Female | 14,171 | 50.32% |
The Population 21 Years in Zip Code 21784
*Base on 2010 Data
| Total | 26,896 | 100.00% |
| Male | 13,261 | 49.30% |
| Female | 13,635 | 50.70% |
The Population 62 Years in Zip Code 21784
*Base on 2010 Data
| Total | 5,905 | 100.00% |
| Male | 2,616 | 44.30% |
| Female | 3,289 | 55.70% |
The Population 65 Years in Zip Code 21784
*Base on 2010 Data
| Total | 4,649 | 100.00% |
| Male | 1,974 | 42.46% |
| Female | 2,675 | 57.54% |
Race (total races tallied) in Zip Code 21784
*Base on 2010 Data
| White alone or in combination with one or more other races | 35,142 | 91.14% |
| Black or African American alone or in combination with one or more other races | 1,872 | 4.86% |
| American Indian and Alaska Native alone or in combination with one or more other races | 227 | 0.59% |
| Asian alone or in combination with one or more other races | 1,078 | 2.80% |
| Native Hawaiian and Other Pacific Islander alone or in combination with one or more other races | 23 | 0.06% |
| Some Other Race alone or in combination with one or more other races | 216 | 0.56% |
Hispanic or Latino by Specific Origin in Zip Code 21784
*Base on 2010 Data
| Total | 37,941 | 100.00% |
| Hispanic or Latino (of any race) | 879 | 2.32% |
| Mexican | 245 | 0.65% |
| Puerto Rican | 155 | 0.41% |
| Cuban | 73 | 0.19% |
| Other Hispanic or Latino | 406 | 1.07% |
| Not Hispanic or Latino | 37,062 | 97.68% |
Hispanic or Latino and Race in Zip Code 21784
*Base on 2010 Data
| Total | 37,941 | 100.00% |
| Hispanic or Latino | 879 | 2.32% |
| White alone | 655 | 1.73% |
| Black or African American alone | 16 | 0.04% |
| American Indian and Alaska Native alone | 19 | 0.05% |
| Asian alone | 3 | 0.01% |
| Native Hawaiian and Other Pacific Islander alone | 1 | 0.00% |
| Some Other Race alone | 112 | 0.30% |
| Two or More Races | 73 | 0.19% |
| Not Hispanic or Latino | 37,062 | 97.68% |
| White alone | 33,968 | 89.53% |
| Black or African American alone | 1,651 | 4.35% |
| American Indian and Alaska Native alone | 74 | 0.20% |
| Asian alone | 829 | 2.18% |
| Native Hawaiian and Other Pacific Islander alone | 2 | 0.01% |
| Some Other Race alone | 46 | 0.12% |
| Two or More Races | 492 | 1.30% |
Relationship in Zip Code 21784
*Base on 2010 Data
| Total | 37,941 | 100.00% |
| In households | 36,798 | 96.99% |
| Householder | 13,058 | 34.42% |
| Spouse | 8,770 | 23.11% |
| Child | 12,375 | 32.62% |
| Own child under 18 years | 9,213 | 24.28% |
| Other relatives | 1,391 | 3.67% |
| Under 18 years | 453 | 1.19% |
| 65 years and over | 404 | 1.06% |
| Nonrelatives | 1,204 | 3.17% |
| Under 18 years | 108 | 0.28% |
| 65 years and over | 103 | 0.27% |
| Unmarried partner | 567 | 1.49% |
| In group quarters | 1,143 | 3.01% |
| Institutionalized population | 1,100 | 2.90% |
| Male | 805 | 2.12% |
| Female | 295 | 0.78% |
| Noninstitutionalized population | 43 | 0.11% |
| Male | 20 | 0.05% |
| Female | 23 | 0.06% |
Households by Type in Zip Code 21784
*Base on 2010 Data
| Subject | Number | Percent |
|---|---|---|
| Total | 13,058 | 100.00% |
| Family households (families) | 10,290 | 78.80% |
| With own children under 18 years | 4,961 | 37.99% |
| Husband-wife family | 8,770 | 67.16% |
| With own children under 18 years | 4,153 | 31.80% |
| Male householder, no wife present | 482 | 3.69% |
| With own children under 18 years | 259 | 1.98% |
| Female householder, no husband present | 1,038 | 7.95% |
| With own children under 18 years | 549 | 4.20% |
| Nonfamily households | 2,768 | 21.20% |
| Householder living alone | 2,272 | 17.40% |
| Male | 923 | 7.07% |
| 65 years and over | 226 | 1.73% |
| Female | 1,349 | 10.33% |
| 65 years and over | 792 | 6.07% |
Households with individuals under 18 years in Zip Code 21784
*Base on 2010 Data
| Total | 5,270 | 40.36% |
Households with individuals under 65 years in Zip Code 21784
*Base on 2010 Data
| Total | 3,137 | 24.02% |
Average Household Size in Zip Code 21784
*Base on 2010 Data
| Average household size | 3 | % |
Average Family Size in Zip Code 21784
*Base on 2010 Data
| Average family size | 3 | % |
Housing Occupancy(Total housing units) in Zip Code 21784
*Base on 2010 Data
| Total | 13,454 | 100.00% |
| Occupied housing units | 13,058 | 97.06% |
| Vacant housing units | 396 | 2.94% |
| For rent | 95 | 0.71% |
| Rented, not occupied | 1 | 0.01% |
| For sale only | 100 | 0.74% |
| Sold, not occupied | 25 | 0.19% |
| For seasonal, recreational, or occasional use | 44 | 0.33% |
| All other vacants | 131 | 0.97% |
Homeowner Vacancy Rate in Zip Code 21784
*Base on 2010 Data
| Homeowner vacancy rate (percent) | .90% |
Rental Vacancy Rate in Zip Code 21784
*Base on 2010 Data
| Rental vacancy rate (percent) | 4.80% |
Housing Tenure(Occupied housing units) in Zip Code 21784
*Base on 2010 Data
| Total | 13,058 | 100.00% |
| Owner-occupied housing units | 11,157 | 85.44% |
| Renter-occupied housing units | 1,901 | 14.56% |
Population in Occupied Housing Units by Tenure(Population in occupied housing units) in Zip Code 21784
*Base on 2010 Data
| Owner-occupied housing units | 32,735 | 88.96% |
| Renter-occupied housing units | 4,063 | 11.04% |
Average Household Size of Occupied Housing Units by Tenure in Zip Code 21784
*Base on 2010 Data
| Owner occupied | 3 | % |
| Renter occupied | 2 | % |