Zip Code 21017 - Population, Income & Demographics

The median income of households in 21017 was $100,298. An estimated 3% of households had income below $10,000 a year and 8.1% had income of $200,000 or more.

An estimated 85.2% of households received earnings. An estimated 20.5% of households received Social Security and an estimated 18 % of households received retirement income other than Social Security. The average income from Social Security was $24,499. These income sources are not mutually exclusive; that is, some households received income from more than one source.

In 2019-2023, 3.5 % of people were in poverty. An estimated 2.4% of children under 18 were below the poverty level, compared with 7.6% of people 65 years old and over. An estimated 3.1% of people 18 to 64 years were below the poverty level.

In 2019-2023, 3.8 % of households received SNAP (the Supplemental Nutrition Assistance Program). An estimated 24% of households that received SNAP had children under 18, and 51% of households that received SNAP had one or more people 60 years and over. An estimated 10% of all households receiving SNAP were families with a female householder and no spouse present.

Among the civilian noninstitutionalized population in 21017 in 2019-2023, 98% had health insurance coverage and 2% did not have health insurance coverage. Private coverage was 89.9% and public coverage was 18.5%, respectively. The percentage of children under the age of 19 with no health insurance coverage was 0%.

In 2019-2023, 21017 had a total population of 6,404 - 3,295 (51.5%) females and 3,109 (48.5%) males. The median age was 37.1 years. An estimated 19.3% of the population was under 18 years, 43.1% was 19 to 44 years, 24.6% was 45 to 64 years, and 12.8 % was 65 years and older.

In 2019-2023, there were 2,643 households in 21017. The average household size was 2.36 people.

Married-couple households made up 45.6% of the households in 21017 while cohabiting couple households made up 13.5% of households. Female householders with no spouse or partner present were 30% of all households, while 10.9% of households had male householders with no spouse or partner present. Some households had one person, as 7.3% of households were male householders living alone, and 22.6% were female householders living alone, for a total of 29.9% of all households.

In 21017, 29.9% of all households had one or more people under the age of 18; 21.5% of all households had one or more people 65 years and over.

In 2019-2023, an estimated 92.4% of the people living in 21017 were U.S. natives. 66.3% of the 21017 population were living in the state where they were born.

Approximately 7.6% of 21017 residents in 2019-2023 were foreign-born. 81% of foreign-born were naturalized U.S. citizens and an estimated 92.6 % entered the country before the year 2010.

Foreign-born residents of 21017 come from different parts of the world. The bar graph below displays the percentage of foreign-born from each world region of birth in 2019-2023 for 21017.

Among people at least five years old living in 21017 in 2019-2023, 9.6 % spoke a language other than English at home. Spanish was spoken by 4.9% of people at least five years old; 0.9% reported that they did not speak English "very well."

In 2019-2023, 81.4 % of the people at least one year old living in 21017 were living in the same house one year earlier.

In 2019-2023, 97.4 % of people 25 years and over had at least graduated from high school and 38.8% had a bachelor's degree or higher. An estimated 2.6% did not complete high school.

The total school enrollment in 21017 was 1,288 in 2019-2023. Nursery school enrollment was 145 and kindergarten through 12th grade enrollment was 915. College or graduate school enrollment was 228.

In 21017, among the civilian noninstitutionalized population in 2019-2023, 10.9 % reported a disability. The likelihood of having a disability varied by age - from 9.5% of people under 18 years old, to 6.4% of people 18 to 64 years old, and to 38.6% of those 65 and over.

In 21017, 75.7 % of the population 16 and over were employed; 22.8% were not currently in the labor force.

An estimated 70.4% of the people employed were private wage and salary workers; 27.7% were federal, state, or local government workers; and 1.9 % were self-employed in their own (not incorporated) business.

In 2019-2023, the civilian employed population 16 years and older in 21017 worked in the following industries:

An estimated 81.8% of 21017 workers drove to work alone in 2019-2023, and 8% carpooled. Among those who commuted to work, it took them on average 29.8 minutes to get to work.

In 2019-2023, 21017 had a total of 2,643 housing units. Of these housing units, 72.4% were single-family houses either not attached to any other structure or attached to one or more structures (commonly referred to as "townhouses" or "row houses"). 27% of the housing units were located in multi-unit structures, or those buildings that contained two or more apartments. 0.6% were mobile homes, while any remaining housing units were classified as "other," which included boats, recreational vehicles, vans, etc.

2.1% of the housing inventory was comprised of houses built since 2010, while 1.3% of the houses were first built in 1939 or earlier. The median number of rooms in all housing units in 21017 was 6 rooms, and of these housing units 58.3% had three or more bedrooms.

In 2019-2023, 21017 had 2,643 housing units that were occupied or had people living in them, while the remaining 0 were vacant. Of the occupied housing units, the percentage of these houses occupied by owners (also known as the homeownership rate) was 69.9% while renters occupied 30.1%. The average household size of owner-occupied houses was 2.5 and in renter-occupied houses it was 2.04.

14% of householders of these occupied houses had moved into their house since 2021, while 4.6% moved into their house in 1989 or earlier. Households without a vehicle available for personal use comprised 1% and another 17.4% had three or more vehicles available for use.

The following chart provides the primary fuel used to heat houses in 21017:

In 2019-2023, the median property value for owner-occupied houses in 21017 was $241,700.

Of the owner-occupied households, 77.8 % had a mortgage. 22.2% owned their houses "free and clear," that is without a primary mortgage or loan on the house. The median monthly housing costs for owners with a mortgage was $1,621 and for owners without a mortgage it was $591.

For renter-occupied houses, the median gross rent for 21017 was $1,706. Gross rent includes the monthly contract rent and any monthly payments made for electricity, gas, water and sewer, and any other fuels to heat the house.