Population by Age in Zip Code 21666
*Base on 2010 Data
| Total population | 12,309 | 100.00% |
| Under 5 years | 591 | 4.80% |
| 5 to 9 years | 862 | 7.00% |
| 10 to 14 years | 975 | 7.92% |
| 15 to 19 years | 916 | 7.44% |
| 20 to 24 years | 561 | 4.56% |
| 25 to 29 years | 437 | 3.55% |
| 30 to 34 years | 487 | 3.96% |
| 35 to 39 years | 742 | 6.03% |
| 40 to 44 years | 1,143 | 9.29% |
| 45 to 49 years | 1,279 | 10.39% |
| 50 to 54 years | 1,148 | 9.33% |
| 55 to 59 years | 870 | 7.07% |
| 60 to 64 years | 793 | 6.44% |
| 65 to 69 years | 578 | 4.70% |
| 70 to 74 years | 322 | 2.62% |
| 75 to 79 years | 289 | 2.35% |
| 80 to 84 years | 177 | 1.44% |
| 85 years and over | 139 | 1.13% |
Male Population in Zip Code 21666
*Base on 2010 Data
| Male population | 6,152 | 49.98% |
| Under 5 years | 309 | 2.51% |
| 5 to 9 years | 449 | 3.65% |
| 10 to 14 years | 502 | 4.08% |
| 15 to 19 years | 466 | 3.79% |
| 20 to 24 years | 317 | 2.58% |
| 25 to 29 years | 222 | 1.80% |
| 30 to 34 years | 231 | 1.88% |
| 35 to 39 years | 341 | 2.77% |
| 40 to 44 years | 560 | 4.55% |
| 45 to 49 years | 636 | 5.17% |
| 50 to 54 years | 577 | 4.69% |
| 55 to 59 years | 441 | 3.58% |
| 60 to 64 years | 391 | 3.18% |
| 65 to 69 years | 301 | 2.45% |
| 70 to 74 years | 156 | 1.27% |
| 75 to 79 years | 131 | 1.06% |
| 80 to 84 years | 74 | 0.60% |
| 85 years and over | 48 | 0.39% |
Female Population in Zip Code 21666
*Base on 2010 Data
| Female population | 6,157 | 50.02% |
| Under 5 years | 282 | 2.29% |
| 5 to 9 years | 413 | 3.36% |
| 10 to 14 years | 473 | 3.84% |
| 15 to 19 years | 450 | 3.66% |
| 20 to 24 years | 244 | 1.98% |
| 25 to 29 years | 215 | 1.75% |
| 30 to 34 years | 256 | 2.08% |
| 35 to 39 years | 401 | 3.26% |
| 40 to 44 years | 583 | 4.74% |
| 45 to 49 years | 643 | 5.22% |
| 50 to 54 years | 571 | 4.64% |
| 55 to 59 years | 429 | 3.49% |
| 60 to 64 years | 402 | 3.27% |
| 65 to 69 years | 277 | 2.25% |
| 70 to 74 years | 166 | 1.35% |
| 75 to 79 years | 158 | 1.28% |
| 80 to 84 years | 103 | 0.84% |
| 85 years and over | 91 | 0.74% |
Median Age in Zip Code 21666
*Base on 2010 Data
| Both | 42.60% | |
| Male | 42.20% | |
| Female | 42.90% |
Race in Zip Code 21666
*Base on 2010 Data
| Total | 12,309 | 100.00% |
| Population of one race | 12,103 | 98.33% |
| White | 11,600 | 94.24% |
| Black or African American | 267 | 2.17% |
| American Indian and Alaska Native | 28 | 0.23% |
| Asian | 151 | 1.23% |
| Asian Indian | 10 | 0.08% |
| Chinese | 34 | 0.28% |
| Filipino | 27 | 0.22% |
| Japanese | 4 | 0.03% |
| Korean | 36 | 0.29% |
| Vietnamese | 23 | 0.19% |
| Other Asian | 17 | 0.14% |
| Native Hawaiian and Other Pacific Islander | 4 | 0.03% |
| Native Hawaiian | 0 | 0.00% |
| Guamanian or Chamorro | 1 | 0.01% |
| Samoan | 0 | 0.00% |
| Other Pacific Islander | 3 | 0.02% |
| Some Other Race | 53 | 0.43% |
| Population of Two or More Races | 206 | 1.67% |
| White; American Indian and Alaska Native | 43 | 0.35% |
| White; Asian | 81 | 0.66% |
| White; Black or African American | 50 | 0.41% |
| White; Some Other Race | 9 | 0.07% |
The Population 16 Years in Zip Code 21666
*Base on 2010 Data
| Total | 9,668 | 100.00% |
| Male | 4,779 | 49.43% |
| Female | 4,889 | 50.57% |
The Population 18 Years in Zip Code 21666
*Base on 2010 Data
| Total | 9,270 | 100.00% |
| Male | 4,579 | 49.40% |
| Female | 4,691 | 50.60% |
The Population 21 Years in Zip Code 21666
*Base on 2010 Data
| Total | 8,832 | 100.00% |
| Male | 4,348 | 49.23% |
| Female | 4,484 | 50.77% |
The Population 62 Years in Zip Code 21666
*Base on 2010 Data
| Total | 1,979 | 100.00% |
| Male | 951 | 48.05% |
| Female | 1,028 | 51.95% |
The Population 65 Years in Zip Code 21666
*Base on 2010 Data
| Total | 1,505 | 100.00% |
| Male | 710 | 47.18% |
| Female | 795 | 52.82% |
Race (total races tallied) in Zip Code 21666
*Base on 2010 Data
| White alone or in combination with one or more other races | 11,798 | 94.15% |
| Black or African American alone or in combination with one or more other races | 332 | 2.65% |
| American Indian and Alaska Native alone or in combination with one or more other races | 92 | 0.73% |
| Asian alone or in combination with one or more other races | 239 | 1.91% |
| Native Hawaiian and Other Pacific Islander alone or in combination with one or more other races | 5 | 0.04% |
| Some Other Race alone or in combination with one or more other races | 65 | 0.52% |
Hispanic or Latino by Specific Origin in Zip Code 21666
*Base on 2010 Data
| Total | 12,309 | 100.00% |
| Hispanic or Latino (of any race) | 241 | 1.96% |
| Mexican | 69 | 0.56% |
| Puerto Rican | 33 | 0.27% |
| Cuban | 22 | 0.18% |
| Other Hispanic or Latino | 117 | 0.95% |
| Not Hispanic or Latino | 12,068 | 98.04% |
Hispanic or Latino and Race in Zip Code 21666
*Base on 2010 Data
| Total | 12,309 | 100.00% |
| Hispanic or Latino | 241 | 1.96% |
| White alone | 179 | 1.45% |
| Black or African American alone | 1 | 0.01% |
| American Indian and Alaska Native alone | 6 | 0.05% |
| Asian alone | 1 | 0.01% |
| Native Hawaiian and Other Pacific Islander alone | 0 | 0.00% |
| Some Other Race alone | 37 | 0.30% |
| Two or More Races | 17 | 0.14% |
| Not Hispanic or Latino | 12,068 | 98.04% |
| White alone | 11,421 | 92.79% |
| Black or African American alone | 266 | 2.16% |
| American Indian and Alaska Native alone | 22 | 0.18% |
| Asian alone | 150 | 1.22% |
| Native Hawaiian and Other Pacific Islander alone | 4 | 0.03% |
| Some Other Race alone | 16 | 0.13% |
| Two or More Races | 189 | 1.54% |
Relationship in Zip Code 21666
*Base on 2010 Data
| Total | 12,309 | 100.00% |
| In households | 12,309 | 100.00% |
| Householder | 4,542 | 36.90% |
| Spouse | 2,918 | 23.71% |
| Child | 3,787 | 30.77% |
| Own child under 18 years | 2,798 | 22.73% |
| Other relatives | 555 | 4.51% |
| Under 18 years | 205 | 1.67% |
| 65 years and over | 119 | 0.97% |
| Nonrelatives | 507 | 4.12% |
| Under 18 years | 36 | 0.29% |
| 65 years and over | 40 | 0.32% |
| Unmarried partner | 255 | 2.07% |
| In group quarters | 0 | 0.00% |
| Institutionalized population | 0 | 0.00% |
| Male | 0 | 0.00% |
| Female | 0 | 0.00% |
| Noninstitutionalized population | 0 | 0.00% |
| Male | 0 | 0.00% |
| Female | 0 | 0.00% |
Households by Type in Zip Code 21666
*Base on 2010 Data
| Subject | Number | Percent |
|---|---|---|
| Total | 4,542 | 100.00% |
| Family households (families) | 3,474 | 76.49% |
| With own children under 18 years | 1,564 | 34.43% |
| Husband-wife family | 2,918 | 64.24% |
| With own children under 18 years | 1,289 | 28.38% |
| Male householder, no wife present | 183 | 4.03% |
| With own children under 18 years | 92 | 2.03% |
| Female householder, no husband present | 373 | 8.21% |
| With own children under 18 years | 183 | 4.03% |
| Nonfamily households | 1,068 | 23.51% |
| Householder living alone | 829 | 18.25% |
| Male | 362 | 7.97% |
| 65 years and over | 98 | 2.16% |
| Female | 467 | 10.28% |
| 65 years and over | 237 | 5.22% |
Households with individuals under 18 years in Zip Code 21666
*Base on 2010 Data
| Total | 1,704 | 37.52% |
Households with individuals under 65 years in Zip Code 21666
*Base on 2010 Data
| Total | 1,102 | 24.26% |
Average Household Size in Zip Code 21666
*Base on 2010 Data
| Average household size | 3 | % |
Average Family Size in Zip Code 21666
*Base on 2010 Data
| Average family size | 3 | % |
Housing Occupancy(Total housing units) in Zip Code 21666
*Base on 2010 Data
| Total | 5,085 | 100.00% |
| Occupied housing units | 4,542 | 89.32% |
| Vacant housing units | 543 | 10.68% |
| For rent | 36 | 0.71% |
| Rented, not occupied | 3 | 0.06% |
| For sale only | 143 | 2.81% |
| Sold, not occupied | 8 | 0.16% |
| For seasonal, recreational, or occasional use | 224 | 4.41% |
| All other vacants | 129 | 2.54% |
Homeowner Vacancy Rate in Zip Code 21666
*Base on 2010 Data
| Homeowner vacancy rate (percent) | 3.40% |
Rental Vacancy Rate in Zip Code 21666
*Base on 2010 Data
| Rental vacancy rate (percent) | 6.20% |
Housing Tenure(Occupied housing units) in Zip Code 21666
*Base on 2010 Data
| Total | 4,542 | 100.00% |
| Owner-occupied housing units | 4,003 | 88.13% |
| Renter-occupied housing units | 539 | 11.87% |
Population in Occupied Housing Units by Tenure(Population in occupied housing units) in Zip Code 21666
*Base on 2010 Data
| Owner-occupied housing units | 11,013 | 89.47% |
| Renter-occupied housing units | 1,296 | 10.53% |
Average Household Size of Occupied Housing Units by Tenure in Zip Code 21666
*Base on 2010 Data
| Owner occupied | 3 | % |
| Renter occupied | 2 | % |