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Zip Code 21704 Population

Population breakdown by gender

Population in zip code 21704 is 13,407 residents | Male to Female ratio is 1:1.03 | Zip Code 21704 land area is 26.1673 sq. miles | Population density is 512.36 residents per square mile

Median age in zip code 21704

  Median Age
Zip Code Median Age 35.6
Median Age - Male 37.1
Median Age - Female 34.9

Median age of zip code 21704 is 15% lower compared to nearby zip codes and 4.3% lower compared to the United States median age. Comparing gender-specific madian age yields the following results. Male median age of zip code 21704 is 10.7% higher compared to nearby zip codes and 3.6% higher compared to the United States male median age. Female zip code 21704 median age is 7.1% higher in comparison to nearby zip codes and 9.4% lower compared to female national median age average.

Population breakdown by age

Racial makeup of zip code 21704

White population 9961
Black or African American population 925
Asian population 1499
American Indian and Alaska Native population 76
Native Hawaiian and other Pacific Islander population 0
Other population 482

Region of birth

Zip code 21704 ancestry distribution

Arab 0% Czech 1%
Danish 0.4% Dutch 2%
English 11.8% French No Basque 4.2%
French Canadian 0.6% German 21.7%
Greek 0.2% Hungarian 0.2%
Irish 13.6% Italian 0.8%
Lithuanian 0.1% Norwegian 0.8%
Polish 0.8% Portuguese 0.1%
Russian 1.3% Scotch-Irish 1.9%
Scottish 2% Slovak 0%
Subsaharan African 0.2% Swedish 0.2%
Swiss 0.5% Ukrainian 0%
USA 9.3% Welsh 0.9%
West Indian No Hispanic Groups 0% Other Ancestries 12.4%

Family type by presence of children under 18 by age in zip code 21704

Family Type Distribution
Total families 3481
Married couples 84.23%
Other couples 15.77%

Family and household income distribution in zip code 21704

  Family income (%) Household income (%)
$30,000 or less 5.69% 8.45%
$30,000 and $50,000 10% 14.66%
$50,000 and $100,000 24.59% 23.95%
$100,000 and $200,000 44.9% 37.89%
$200,000 or more 14.82% 15.04%

Households by size in zip code 21704

Household language in zip code 21704

English language 78.52%
Spanish language 5.66%
Other European language 5.86%
Asian language 7.92%
Other language 2.04%

Population by housing unit in zip code 21704

Total Occupied housing units 4460
Detached housing units 68.57%
Attached housing units 24.78%
2 units 0.29%
3 - 4 units 0.43%
5 - 9 units 0.87%
10 - 19 units 0.63%
20 - 49 units 0%
50 or more units 3.65%
Mobile homes 0.78%
Boats, RVs, Vans 0%

Means of transportation to work in zip code 21704

Use car, track or Van 89.89%
Use public transportation 2.62%
Use Motorcycle 0%
Use bicycle 0%
Walk to work 0.99%
Work at home 6.5%

School attendance in zip code 21704

Attent Preschool programs 6.06%
Attend Public School 21.18%
Attend college undergraduate program 3.42%
Attent graduate studies 2.19%
Not enrolled in school 67.14%

Highest school attainment in zip code 21704

Less then 9th grade 1.95%
Grade 9 to 12, no diploma 6.03%
High school diploma 21.72%
Some college, no degree 22.43%
Associate degree 6.99%
Bachelor's degree 37.42%
Graduate or professional degree 3.47%

Real Estate in zip code 21704

Housing occupied 99.02%
Housing vacant 0.98%
Housing occupied by owner 86.05%
Housing occupied by tenant 13.95%
Total Rented Units 622
Median Contract Gross Rent $1,089
Median Gross Rent $1,169
Median Home Value $409,500

Contract rent is the monthly cash rent agreed to, regardless of any furnishings, utilities, fees, meals, or services that may be included. Gross rent is the contract rent plus the estimated average monthly cost of utilities and fuels if these are paid by the renter. In zip code 21704 median gross rent is 7.35% larger then the median contract rent.

Average estimated apartment rent in zip code 21704

Studio $1,280
1 Bedroom $1,460
2 Bedrooms $1,650
3 Bedrooms $2,130
4 Bedrooms $2,790
AVERAGE RENT $1,862

Average rent in zip code 21704 ($1,862.00) is 20.2% higher compared to nearby zip codes and 99.1% higher compared to the average rent in the US. The following illustrates how zip code 21704 rent compares to the nearby zip code rents by unit type: studio apartment rent is 20.4% higher, one bedroom apartment rent is 20.5% higher, two bedroom rent is 20% higher, three bedroom rent is 20% higher, four bedroom rent is 20.1% higher.

Housing units in zip code 21704

Total housing units 4504
Detached housing units 68.1%
Attached housing units 25.31%
2 units 0.29%
3 - 4 units 0.42%
5 - 9 units 0.87%
10 - 19 units 0.62%
20 - 49 units 0%
50 or more units 3.62%
Mobile homes 0.78%
Boats, RVs, Vans 0%

Real Estate taxes paid in zip code 21704

Total Real Estate Taxes $18,737,200
Real estate taxes paid for units with a mortgage $16,855,500
Real estate taxes paid for units with no mortgage $1,881,700

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Nearby Zip Code Income Per Capita Comparison

Zip Codes Near 21704