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ZIP Code 21778

Primary City:Rocky Ridge, MD (View All Cities)
County: Frederick County
Timezone: Eastern (11:24am)
Area code: 240 (Area Code Map)
Coordinates:39.61, -77.33
ZIP (~4 mile radius)

Cities in ZIP code 21778

The cities below are at least partially located in ZIP code 21778. In addition to the primary city for a ZIP code, USPS also publishes a list of other acceptable cities that can be used with ZIP code 21778. However, if you are mailing something to ZIP code 21778, you should not use any of the cities listed as unacceptable. Choose from the primary or acceptable cities when mailing your package or letter.

Primary city:
Rocky Ridge, MD

Stats and Demographics for the 21778 ZIP Code

ZIP code 21778 is located in north Maryland and covers a slightly less than average land area compared to other ZIP codes in the United States. It also has a slightly less than average population density.

The people living in ZIP code 21778 are primarily white. The number of middle aged adults is extremely large while the number of people in their late 20s to early 40s is large. There are also a large number of families and a small number of single adults. The percentage of children under 18 living in the 21778 ZIP code is small compared to other areas of the country.

Population 1,094
Population Density 63 people per sq mi
Housing Units 438
Median Home Value $265,200
Land Area 17.45 sq mi
Water Area 0.45 sq mi
Occupied Housing Units 409
Median Household Income $78,158

Estimated Population over Time

Total Population by Age

Median Age: 45Male Median Age: 44Female Median Age: 46

Under 55-910-1415-1920-2425-2930-3435-3940-4445-4950-5455-5960-6465-6970-7475-7980-8485 Plus
Male2933323832212536364865403130251175
Female212433273322284036505642403821131412
Total5057656565435376729812182716846242117

Gender

 Male 544 50%
 Female 550 50%
Gender

Race

 White 1,061 97.0%
 Black Or African American 0 0.0%
 American Indian Or Alaskan Native 4 0.4%
 Asian 4 0.4%
 Native Hawaiian & Other Pacific Islander 0 0.0%
 Other Race 9 0.8%
 Two Or More Races 16 1.5%
Race

Head of Household by Age

15-2425-3435-4445-5455-6465-7475-8485 Plus
Owner116418874623012
Renter518212410331
Total6346211284653313

Families vs Singles

 Husband Wife Family Households 255 62%
 Single Guardian 55 13%
 Singles 75 18%
 Singles With Roommate 24 6%
Families vs Singles

Households with Kids

Average Household Size: 3
 Households without Kids 285 70%
 Households with Kids 124 30%
Households with Kids

Children by Age

1234567891011121314151617181920
Male128347887310631036667136
Female3257483635413655411439
Total1510811111611136151016168111017111615

Real Estate and Housing

ZIP code 21778 has a small percentage of vacancies.

The majority of household are owned or have a mortgage. Homes in ZIP code 21778 were primarily built in 1939 or earlier. Looking at 21778 real estate data, the median home value of $265,200 is high compared to the rest of the country. It is also slightly less than average compared to nearby ZIP codes. 21778 could be an area to look for cheap housing compared to surrounding areas. Rentals in 21778 are most commonly 3+ bedrooms. The rent for 3+ bedrooms is normally $1,000+/month including utilities. Prices for rental property include ZIP code 21778 apartments, townhouses, and homes that are primary residences.

Housing Type

 In Occupied Housing Units 1,094 100%
 Correctional Facility For Adults 0 0%
 Juvenile Facilities 0 0%
 Nursing Facilities 0 0%
 Other Institutional 0 0%
 College Student Housing 0 0%
 Military Quarters 0 0%
 Other Noninstitutional 0 0%
Housing Type

Year Housing was Built

Housing Occupancy

 Owned Households With A Mortgage 218 50%
 Owned Households Free & Clear 106 24%
 Renter Occupied Households 85 19%
 Households Vacant 29 7%
Housing Occupancy

Vacancy Reasons

 For Rent 5 17%
 Rented & Unoccupied 0 0%
 For Sale Only 7 24%
 Sold & Unoccupied 2 7%
 For Season Recreational Or Occasional Use 3 10%
 For Migrant Workers 0 0%
 Vacant For Other Reasons 12 41%
Vacancy Reasons

Owner Occupied Home Values

Rental Properties by Number of Rooms

 Studio Apartment 0 0%
 1 Bedroom 18 24%
 2 Bedroom 11 15%
 3+ Bedroom 45 61%
Rental Properties by Number of Rooms

Cost of Monthly Rent Including Utilities

Cost of a Studio Apartment

Cost of a 1 Bedroom

Cost of a 2 Bedroom

Cost of a 3+ Bedroom

Employment, Income, Earnings, and Work

The median household income of $78,158 is compared to the rest of the country. It is also compared to nearby ZIP codes. So 21778 is likely to be one of the nicer parts of town with a more affluent demographic.

As with most parts of the country, vehicles are the most common form of transportation to places of employment. Pedestrians and cyclists beware. The area has some of lowest percentages of commutes without a vehicle in the country. Instead of a commute, a higher percentage of people in 21778 are able to work from home than most places in the nation. In most parts of the country, the majority of commuters get to work in under half an hour. However, that is not the case in 21778. It has a much lower than average number of people that make it to work in under half an hour. Having to travel to work for over 45 minutes isn't uncommon for people who live here.

Employment Status

 Worked Full-time with Earnings 573 53%
 Worked Part-time with Earnings 209 19%
 No Earnings 291 27%
Employment Status

Average Household Income over Time

Household Income

Annual Individual Earnings

Sources of Household Income

Percent of Households Receiving Income

Average Income per Household by Income Source

* Only taxable income is reported.

Household Investment Income

Percent of Households Receiving Investment Income

Average Income per Household by Income Source

* Only taxable income is reported.

Household Retirement Income

Percent of Households Receiving Retirement Income

Average Income per Household by Income Source

* Only taxable income is reported.

Source of Earnings

 Worked Full-time with Earnings 573 53%
 Worked Part-time with Earnings 209 19%
 No Earnings 291 27%
Source of Earnings

Means Of Transportation To Work for Workers 16 and Over

 Car, truck, or van 576 88%
 Public transportation 0 0%
 Taxicab 0 0%
 Motorcycle 0 0%
 Bicycle, Walked, or Other Means 0 0%
 Worked at Home 79 12%
Means Of Transportation To Work for Workers 16 and Over

Travel Time to Work (In Minutes)

Schools and Education

Slightly more than the average number of people in the area graduated college.

Educational Attainment For The Population 25 Years And Over

 Less than High School Diploma 29 7%
 High School Graduate 306 74%
 Associate's degree 11 3%
 Bachelor's degree 55 13%
 Master's degree 11 3%
 Professional school degree 0 0%
 Doctorate degree 0 0%
Educational Attainment For The Population 25 Years And Over

School Enrollment (Ages 3 to 17)

 Enrolled in Public School 212 79%
 Enrolled in Private School 10 4%
 Not Enrolled in School 45 17%
School Enrollment (Ages 3 to 17)

Nearby ZIP Codes