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21207 ZIP Code

ZIP Code: 21207 Gwynn Oak

Extra Details of ZIP Code 21207

ZIP Code 21207
Zip Code Type Standard
State Maryland - MD
Official Zip Code Name Gwynn Oak
Primary County Baltimore
Area Code (s) 667
Racial Majority African American 84.69%
Elevation Range 315 - 436 ft.

Data: State Statistics Office | Updated on: Nov 05, 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

50,440

Unemployment Rate
4.6%
Poverty Rate
14.8%
Non-Citizens
6.4%

Location of Zip Code 21207

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

Gender & Age Statistics

Gender

  • Male
    46%
  • Female
    54%

Age

  • <10 years
    12%
  • 10-17 years
    9%
  • 18-34 years
    24%
  • 35-64 years
    38%
  • 65+ years
    17%

21207 Demographics

Racial Diversity

  • White
    9%
  • African American
    83%
  • Hispanic
    4%
  • American Indian or Alaska native
    0%
  • Asian & Other race
    1%

Education Levels

  • Master's degree or above
    11%
  • Bachelor's degree
    15%
  • Some college or associate degree
    32%
  • High school diploma or vocational degree
    30%
  • Less than high school diploma
    11%

21207 Income

Median Household Income

$57,563

National $64,994

Household Income Brackets

  • <$30k
    19%
  • $30-$44k
    18%
  • $45-$84k
    26%
  • $85-$149k
    28%
  • $150k+
    9%

Median Individual Income

$32,909

National $32,197

Individual Income Brackets

  • <$20k
    27%
  • $20-$34k
    25%
  • $35-$74k
    17%
  • $75k+
    32%

Online Business Directory

Whether you're looking for hotels, hairdressers, doctors or lawyers in Gwynn Oak, 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!

Glue Machinery Corporation
4234 Boston St, Baltimore, 21224

Moran Insurance
696 Ritchie Highway Severna Park, MD 21146, Severna Park, 21146

Platinum Plus Limousines
8359 Washington Blvd., Jessup, 20794

Bay Property Management Group Harford County
1 Heighe Street Suite 1D, Bel Air, 21014

Via Appliance Repair
2124 Baldwin Ave, Crofton, 21114

Your Detail – Mobile Car Detailing
8715 1st ave, Silver Spring, 20910

Jezic and Moyse: Attorneys at Law
2730 University Boulevard West Suite 604, Wheaton, 20902

Shady Grove Eye & Vision Care
15200 Shady Grove Rd #100, Rockville, 20850

Schools Serving Gwynn Oak

Featherbed Lae Elementary & intermediate
6700 Richardson Rd Baltimore, MD 21207

Calvin M. Rodwell Elementary
3501 Hillsdale Rd Baltimore, MD 21207

Edmondson Heights Elementary
1600 Langford Rd Baltimore, MD 21207

Campfield Early Childhood Center
6834 N Alter St Baltimore, MD 21207

Forest Park High
3701 Eldorado Ave Baltimore, MD 21207

Featherbed Lane Elementary & primary
6700 Richardson Rd Baltimore, MD 21207

Library Gwynn Oak

Museum Gwynn Oak

Battery Warehouse
1808 Woodlawn Dr Gwynn Oak, MD 21207

Hospital Gwynn Oak

University Gwynn Oak