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21856 ZIP Code

ZIP Code: 21856 Quantico

Extra Details of ZIP Code 21856

ZIP Code 21856
Zip Code Type Standard
State Maryland - MD
Official Zip Code Name Quantico
Primary County Wicomico
Area Code (s) 410
Racial Majority White 76.68%
Elevation Range 3 - 20 ft.

Data: State Statistics Office | Updated on: Apr 24, 2026

How to write a U.S. envelope?

The first step is to write the recipient address:
First, you need to fill in the recipient's mailing information in the center of the envelope. The first line is also the recipient's name. When writing the recipient's name, pay attention to the title, and write the person's title and name in the middle of the envelope. On the second line, write the recipient's full address, including any associated apartment or suite numbers. The more detailed the better. The third line writes the recipient's city, state, and zip code, this information is the last line of the address.

The second step is to write the reply address:
The return address is three lines, the first line will be the sender's name. The second line writes the sender's detailed address, including the street address, please remember to write the house number. On the third line write your city, state abbr, and zip code.

Finally, don't forget to stick the stamp on the right top corner. Otherwise, the letter will not go into the delivery process.

How to Read Zip Code

Population and Employment

population

957

Unemployment Rate
0%
Poverty Rate
8.9%
Non-Citizens
4.1%

Location of Zip Code 21856

On this map you can see exactly where postcodes are located within Germany.

Gender & Age Statistics

Gender

  • Male
    64%
  • Female
    36%

Age

  • <10 years
    8%
  • 10-17 years
    7%
  • 18-34 years
    27%
  • 35-64 years
    35%
  • 65+ years
    23%

21856 Demographics

Racial Diversity

  • White
    63%
  • African American
    24%
  • Hispanic
    0%
  • American Indian or Alaska native
    0%
  • Asian & Other race
    0%

Education Levels

  • Master's degree or above
    7%
  • Bachelor's degree
    8%
  • Some college or associate degree
    22%
  • High school diploma or vocational degree
    40%
  • Less than high school diploma
    23%

21856 Income

Median Household Income

$45,147

National $64,994

Household Income Brackets

  • <$30k
    11%
  • $30-$44k
    38%
  • $45-$84k
    42%
  • $85-$149k
    8%
  • $150k+
    0%

Median Individual Income

$20,417

National $32,197

Individual Income Brackets

  • <$20k
    42%
  • $20-$34k
    25%
  • $35-$74k
    3%
  • $75k+
    30%

Online Business Directory

Whether you're looking for hotels, hairdressers, doctors or lawyers in Quantico, MD. You can find these phone numbers in our phone book. With us, you can easily book a restaurant or hotel in your location. You can also find reputable real estate agents and insurance agents. Everything you need is easily accessible here!

Mane Center for Advanced Hair Restoration
5530 Wisconsin Avenue Suite 1147, Chevy Chase, 20815

Assisting Hands Frederick, MD
328 W Patrick St,, Frederick, 21701

Marcy Boutique
8101 Sandy Spring Rd Suite #300 laurel Md 20707, Laurel, 20707

Price Benowitz Accident Injury Lawyers, LLP
110 N Washington St Suite 206, Rockville, 20850

KazaamSEO
3536 Manorwood Dr, Hyattsville, 20782

Permit Expediting Services – Maryland
1801 RESEARCH BLVD STE 110, Rockville, 20850

Women’s Health Specialists
6301 Executive Blvd, Rockville, 20852

Excalibur Moving and Storage
640C Lofstrand Ln, Rockville, 20850

Schools Serving Quantico

Westside Primary
6046 Quantico Rd Quantico, MD 21856

Library Quantico

Museum Quantico

Hospital Quantico

University Quantico