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Zip Code 21830 Population

Population breakdown by gender

Population in zip code 21830 is 3,608 residents | Male to Female ratio is 1:1.19 | Zip Code 21830 land area is 31.3176 sq. miles | Population density is 115.21 residents per square mile

Median age in zip code 21830

  Median Age
Zip Code Median Age 39.8
Median Age - Male 43.7
Median Age - Female 38.2

Median age of zip code 21830 is 2.2% lower compared to nearby zip codes and 7% higher compared to the United States median age. Comparing gender-specific madian age yields the following results. Male median age of zip code 21830 is 8.4% higher compared to nearby zip codes and 22.1% higher compared to the United States male median age. Female zip code 21830 median age is 14.5% lower in comparison to nearby zip codes and 0.8% lower compared to female national median age average.

Population breakdown by age

Racial makeup of zip code 21830

White population 2831
Black or African American population 614
Asian population 43
American Indian and Alaska Native population 0
Native Hawaiian and other Pacific Islander population 0
Other population 41

Region of birth

Zip code 21830 ancestry distribution

Arab 0% Czech 0.1%
Danish 0.1% Dutch 1.8%
English 16.7% French No Basque 1.6%
French Canadian 0.3% German 15.9%
Greek 0.5% Hungarian 0.3%
Irish 16.6% Italian 4%
Lithuanian 0% Norwegian 0.2%
Polish 1.7% Portuguese 0%
Russian 0.2% Scotch-Irish 1.5%
Scottish 1.8% Slovak 0.2%
Subsaharan African 0.2% Swedish 0.1%
Swiss 0.1% Ukrainian 0.4%
USA 11.4% Welsh 2.1%
West Indian No Hispanic Groups 0.1% Other Ancestries 24.2%

Family type by presence of children under 18 by age in zip code 21830

Family Type Distribution
Total families 981
Married couples 76.25%
Other couples 23.75%

Family and household income distribution in zip code 21830

  Family income (%) Household income (%)
$30,000 or less 14.37% 19.97%
$30,000 and $50,000 8.87% 14.76%
$50,000 and $100,000 48.52% 42.19%
$100,000 and $200,000 25.28% 20.67%
$200,000 or more 2.96% 2.41%

Households by size in zip code 21830

Household language in zip code 21830

English language 97.18%
Spanish language 1.59%
Other European language 0%
Asian language 1.24%
Other language 0%

Population by housing unit in zip code 21830

Total Occupied housing units 1287
Detached housing units 86.64%
Attached housing units 1.01%
2 units 0.62%
3 - 4 units 0.47%
5 - 9 units 0.39%
10 - 19 units 0%
20 - 49 units 1.17%
50 or more units 0%
Mobile homes 9.71%
Boats, RVs, Vans 0%

Means of transportation to work in zip code 21830

Use car, track or Van 95.27%
Use public transportation 0%
Use Motorcycle 0.51%
Use bicycle 0%
Walk to work 1.52%
Work at home 2.7%

School attendance in zip code 21830

Attent Preschool programs 2.97%
Attend Public School 20.79%
Attend college undergraduate program 7.37%
Attent graduate studies 1.76%
Not enrolled in school 67.11%

Highest school attainment in zip code 21830

Less then 9th grade 4.64%
Grade 9 to 12, no diploma 8.34%
High school diploma 34.17%
Some college, no degree 25.21%
Associate degree 9.34%
Bachelor's degree 17.58%
Graduate or professional degree 0.71%

Real Estate in zip code 21830

Housing occupied 94.98%
Housing vacant 5.02%
Housing occupied by owner 83.92%
Housing occupied by tenant 16.08%
Total Rented Units 207
Median Contract Gross Rent $773
Median Gross Rent $953
Median Home Value $198,600

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 21830 median gross rent is 23.29% larger then the median contract rent.

Average estimated apartment rent in zip code 21830

Studio $570
1 Bedroom $600
2 Bedrooms $710
3 Bedrooms $880
4 Bedrooms $1,150
AVERAGE RENT $782

Average rent in zip code 21830 ($782.00) is 19.4% lower compared to nearby zip codes and 16.4% lower compared to the average rent in the US. The following illustrates how zip code 21830 rent compares to the nearby zip code rents by unit type: studio apartment rent is 18.8% lower, one bedroom apartment rent is 19.9% lower, two bedroom rent is 19.3% lower, three bedroom rent is 19.3% lower, four bedroom rent is 19.5% lower.

Housing units in zip code 21830

Total housing units 1355
Detached housing units 87.31%
Attached housing units 0.96%
2 units 0.59%
3 - 4 units 0.44%
5 - 9 units 0.37%
10 - 19 units 0%
20 - 49 units 1.11%
50 or more units 0%
Mobile homes 9.23%
Boats, RVs, Vans 0%

Real Estate taxes paid in zip code 21830

Total Real Estate Taxes $1,691,700
Real estate taxes paid for units with a mortgage $1,282,200
Real estate taxes paid for units with no mortgage $409,500

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Nearby Zip Code Income Per Capita Comparison

Zip Codes Near 21830