Population by Age in Zip Code 21704
*Base on 2010 Data
| Total population | 13,321 | 100.00% |
| Under 5 years | 1,101 | 8.27% |
| 5 to 9 years | 1,266 | 9.50% |
| 10 to 14 years | 1,163 | 8.73% |
| 15 to 19 years | 834 | 6.26% |
| 20 to 24 years | 494 | 3.71% |
| 25 to 29 years | 587 | 4.41% |
| 30 to 34 years | 939 | 7.05% |
| 35 to 39 years | 1,337 | 10.04% |
| 40 to 44 years | 1,372 | 10.30% |
| 45 to 49 years | 1,160 | 8.71% |
| 50 to 54 years | 866 | 6.50% |
| 55 to 59 years | 657 | 4.93% |
| 60 to 64 years | 453 | 3.40% |
| 65 to 69 years | 351 | 2.63% |
| 70 to 74 years | 229 | 1.72% |
| 75 to 79 years | 172 | 1.29% |
| 80 to 84 years | 139 | 1.04% |
| 85 years and over | 201 | 1.51% |
Male Population in Zip Code 21704
*Base on 2010 Data
| Male population | 6,800 | 51.05% |
| Under 5 years | 593 | 4.45% |
| 5 to 9 years | 625 | 4.69% |
| 10 to 14 years | 597 | 4.48% |
| 15 to 19 years | 445 | 3.34% |
| 20 to 24 years | 303 | 2.27% |
| 25 to 29 years | 286 | 2.15% |
| 30 to 34 years | 444 | 3.33% |
| 35 to 39 years | 690 | 5.18% |
| 40 to 44 years | 709 | 5.32% |
| 45 to 49 years | 617 | 4.63% |
| 50 to 54 years | 441 | 3.31% |
| 55 to 59 years | 336 | 2.52% |
| 60 to 64 years | 222 | 1.67% |
| 65 to 69 years | 184 | 1.38% |
| 70 to 74 years | 114 | 0.86% |
| 75 to 79 years | 86 | 0.65% |
| 80 to 84 years | 43 | 0.32% |
| 85 years and over | 65 | 0.49% |
Female Population in Zip Code 21704
*Base on 2010 Data
| Female population | 6,521 | 48.95% |
| Under 5 years | 508 | 3.81% |
| 5 to 9 years | 641 | 4.81% |
| 10 to 14 years | 566 | 4.25% |
| 15 to 19 years | 389 | 2.92% |
| 20 to 24 years | 191 | 1.43% |
| 25 to 29 years | 301 | 2.26% |
| 30 to 34 years | 495 | 3.72% |
| 35 to 39 years | 647 | 4.86% |
| 40 to 44 years | 663 | 4.98% |
| 45 to 49 years | 543 | 4.08% |
| 50 to 54 years | 425 | 3.19% |
| 55 to 59 years | 321 | 2.41% |
| 60 to 64 years | 231 | 1.73% |
| 65 to 69 years | 167 | 1.25% |
| 70 to 74 years | 115 | 0.86% |
| 75 to 79 years | 86 | 0.65% |
| 80 to 84 years | 96 | 0.72% |
| 85 years and over | 136 | 1.02% |
Median Age in Zip Code 21704
*Base on 2010 Data
| Both | 36.30% | |
| Male | 36.10% | |
| Female | 36.50% |
Race in Zip Code 21704
*Base on 2010 Data
| Total | 13,321 | 100.00% |
| Population of one race | 12,881 | 96.70% |
| White | 9,794 | 73.52% |
| Black or African American | 1,138 | 8.54% |
| American Indian and Alaska Native | 34 | 0.26% |
| Asian | 1,644 | 12.34% |
| Asian Indian | 500 | 3.75% |
| Chinese | 351 | 2.63% |
| Filipino | 119 | 0.89% |
| Japanese | 14 | 0.11% |
| Korean | 245 | 1.84% |
| Vietnamese | 191 | 1.43% |
| Other Asian | 224 | 1.68% |
| Native Hawaiian and Other Pacific Islander | 2 | 0.02% |
| Native Hawaiian | 0 | 0.00% |
| Guamanian or Chamorro | 0 | 0.00% |
| Samoan | 0 | 0.00% |
| Other Pacific Islander | 2 | 0.02% |
| Some Other Race | 269 | 2.02% |
| Population of Two or More Races | 440 | 3.30% |
| White; American Indian and Alaska Native | 36 | 0.27% |
| White; Asian | 178 | 1.34% |
| White; Black or African American | 100 | 0.75% |
| White; Some Other Race | 33 | 0.25% |
The Population 16 Years in Zip Code 21704
*Base on 2010 Data
| Total | 9,580 | 100.00% |
| Male | 4,873 | 50.87% |
| Female | 4,707 | 49.13% |
The Population 18 Years in Zip Code 21704
*Base on 2010 Data
| Total | 9,220 | 100.00% |
| Male | 4,690 | 50.87% |
| Female | 4,530 | 49.13% |
The Population 21 Years in Zip Code 21704
*Base on 2010 Data
| Total | 8,846 | 100.00% |
| Male | 4,469 | 50.52% |
| Female | 4,377 | 49.48% |
The Population 62 Years in Zip Code 21704
*Base on 2010 Data
| Total | 1,361 | 100.00% |
| Male | 617 | 45.33% |
| Female | 744 | 54.67% |
The Population 65 Years in Zip Code 21704
*Base on 2010 Data
| Total | 1,092 | 100.00% |
| Male | 492 | 45.05% |
| Female | 600 | 54.95% |
Race (total races tallied) in Zip Code 21704
*Base on 2010 Data
| White alone or in combination with one or more other races | 10,180 | 73.79% |
| Black or African American alone or in combination with one or more other races | 1,287 | 9.33% |
| American Indian and Alaska Native alone or in combination with one or more other races | 105 | 0.76% |
| Asian alone or in combination with one or more other races | 1,872 | 13.57% |
| Native Hawaiian and Other Pacific Islander alone or in combination with one or more other races | 16 | 0.12% |
| Some Other Race alone or in combination with one or more other races | 336 | 2.44% |
Hispanic or Latino by Specific Origin in Zip Code 21704
*Base on 2010 Data
| Total | 13,321 | 100.00% |
| Hispanic or Latino (of any race) | 1,045 | 7.84% |
| Mexican | 112 | 0.84% |
| Puerto Rican | 141 | 1.06% |
| Cuban | 37 | 0.28% |
| Other Hispanic or Latino | 755 | 5.67% |
| Not Hispanic or Latino | 12,276 | 92.16% |
Hispanic or Latino and Race in Zip Code 21704
*Base on 2010 Data
| Total | 13,321 | 100.00% |
| Hispanic or Latino | 1,045 | 7.84% |
| White alone | 710 | 5.33% |
| Black or African American alone | 26 | 0.20% |
| American Indian and Alaska Native alone | 10 | 0.08% |
| Asian alone | 10 | 0.08% |
| Native Hawaiian and Other Pacific Islander alone | 0 | 0.00% |
| Some Other Race alone | 229 | 1.72% |
| Two or More Races | 60 | 0.45% |
| Not Hispanic or Latino | 12,276 | 92.16% |
| White alone | 9,084 | 68.19% |
| Black or African American alone | 1,112 | 8.35% |
| American Indian and Alaska Native alone | 24 | 0.18% |
| Asian alone | 1,634 | 12.27% |
| Native Hawaiian and Other Pacific Islander alone | 2 | 0.02% |
| Some Other Race alone | 40 | 0.30% |
| Two or More Races | 380 | 2.85% |
Relationship in Zip Code 21704
*Base on 2010 Data
| Total | 13,321 | 100.00% |
| In households | 12,868 | 96.60% |
| Householder | 4,224 | 31.71% |
| Spouse | 2,943 | 22.09% |
| Child | 4,659 | 34.97% |
| Own child under 18 years | 3,888 | 29.19% |
| Other relatives | 643 | 4.83% |
| Under 18 years | 171 | 1.28% |
| 65 years and over | 169 | 1.27% |
| Nonrelatives | 399 | 3.00% |
| Under 18 years | 22 | 0.17% |
| 65 years and over | 14 | 0.11% |
| Unmarried partner | 192 | 1.44% |
| In group quarters | 453 | 3.40% |
| Institutionalized population | 443 | 3.33% |
| Male | 410 | 3.08% |
| Female | 33 | 0.25% |
| Noninstitutionalized population | 10 | 0.08% |
| Male | 3 | 0.02% |
| Female | 7 | 0.05% |
Households by Type in Zip Code 21704
*Base on 2010 Data
| Subject | Number | Percent |
|---|---|---|
| Total | 4,224 | 100.00% |
| Family households (families) | 3,442 | 81.49% |
| With own children under 18 years | 2,077 | 49.17% |
| Husband-wife family | 2,943 | 69.67% |
| With own children under 18 years | 1,804 | 42.71% |
| Male householder, no wife present | 164 | 3.88% |
| With own children under 18 years | 85 | 2.01% |
| Female householder, no husband present | 335 | 7.93% |
| With own children under 18 years | 188 | 4.45% |
| Nonfamily households | 782 | 18.51% |
| Householder living alone | 616 | 14.58% |
| Male | 270 | 6.39% |
| 65 years and over | 81 | 1.92% |
| Female | 346 | 8.19% |
| 65 years and over | 208 | 4.92% |
Households with individuals under 18 years in Zip Code 21704
*Base on 2010 Data
| Total | 2,177 | 51.54% |
Households with individuals under 65 years in Zip Code 21704
*Base on 2010 Data
| Total | 833 | 19.72% |
Average Household Size in Zip Code 21704
*Base on 2010 Data
| Average household size | 3 | % |
Average Family Size in Zip Code 21704
*Base on 2010 Data
| Average family size | 3 | % |
Housing Occupancy(Total housing units) in Zip Code 21704
*Base on 2010 Data
| Total | 4,439 | 100.00% |
| Occupied housing units | 4,224 | 95.16% |
| Vacant housing units | 215 | 4.84% |
| For rent | 11 | 0.25% |
| Rented, not occupied | 4 | 0.09% |
| For sale only | 54 | 1.22% |
| Sold, not occupied | 37 | 0.83% |
| For seasonal, recreational, or occasional use | 10 | 0.23% |
| All other vacants | 99 | 2.23% |
Homeowner Vacancy Rate in Zip Code 21704
*Base on 2010 Data
| Homeowner vacancy rate (percent) | 1.40% |
Rental Vacancy Rate in Zip Code 21704
*Base on 2010 Data
| Rental vacancy rate (percent) | 1.90% |
Housing Tenure(Occupied housing units) in Zip Code 21704
*Base on 2010 Data
| Total | 4,224 | 100.00% |
| Owner-occupied housing units | 3,645 | 86.29% |
| Renter-occupied housing units | 579 | 13.71% |
Population in Occupied Housing Units by Tenure(Population in occupied housing units) in Zip Code 21704
*Base on 2010 Data
| Owner-occupied housing units | 11,467 | 89.11% |
| Renter-occupied housing units | 1,401 | 10.89% |
Average Household Size of Occupied Housing Units by Tenure in Zip Code 21704
*Base on 2010 Data
| Owner occupied | 3 | % |
| Renter occupied | 2 | % |