US ZIP Code
21705

Frederick, MD

Frederick County  ·  Maryland

● Active
👥 4 Population ↑ 33% since 2019
🎂 41.5 Median Age
🎓 0.0% College Grads
▼ 100% below avg
📊 100.0% Unemployment
▲ 1944% above avg
ZIP Code Details
ZIP Code21705
CityFrederick
StateMaryland (MD)
CountyFrederick County
Area Code227/240/301
Elevation282 ft
Latitude39.40886
Longitude-77.410008
TimezoneNew York (DST)
FIPS24021
ZIP TypePO Box
StatusActive
People & Population (ACS 2023)
♂ Male 25.0% (1) Female 75.0% (3) ♀

Race & Ethnicity

White: 25%Black: 75%Race
White25.0%
Black75.0%

Age Breakdown

5–17
25%
25–44
50%
45–64
25%

Key Indicators

Median Age41.5 yrs
Avg Household Size-99.99
Below Poverty75.0% ▲ 650% above avg
College Grads0.0% ▼ 100% below avg
Unemployment100.0% ▲ 1944% above avg
HS Graduate1 (33.3%)
Some College2 (66.7%)

Education

HS Grad: 33.3%Some College: 66.7%Edu
HS Grad33.3%
Some College66.7%
Housing & Income

Financials

Avg HH Size-99.99
Frequently Asked Questions
ZIP code 21705 is in Frederick, MD, in Frederick County.
ZIP code 21705 is located in Maryland (MD).
ZIP code 21705 is in Frederick County, MD.
ZIP 21705 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 21705 is 4 people (ACS 2023).
Income data not available.
Home value data not available.
About ZIP Code 21705

ZIP code 21705 is located in Frederick, Maryland, within Frederick County. With a population of 4, this is a sparsely populated ZIP code with a middle-aged community — the median age is 41.5 years.

The population of 21705 is primarily Black (75.00%). Poverty affects a significant share of residents at 75.0%.

The unemployment rate in 21705 stands at 100.0%, which is more than double the national average.

Overall, ZIP code 21705 in Frederick, MD is characterized as a middle-aged community.