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Maryland ZIP Codes
Frederick County
Frederick, MD
21705
21705 ZIP Code — Frederick, MD
Frederick County, Maryland
ZIP code 21705 is located in
Frederick ,
Maryland ,
within Frederick County .
It covers approximately 0.02 square miles and serves a population of
5 residents.
This is a standard ZIP code in the Eastern (ET) timezone,
served by area code 240/301 .
21705 ZIP code map
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Cities in ZIP code 21705
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Demographics
updated 05/2026
Population
Total population
5
Population density
250 / sq mi
State FIPS
24
County FIPS
021
Geography
Land area
0.02 sq mi
Water area
0.00 sq mi
Latitude
39.4142
Longitude
-77.4105
Timezone
Eastern (ET)
Area code
240/301
Demographics & statistics
$0
Median household income
Age distribution
Age summary
Group Count %
Under 18 1 20.0%
18 and over 4 80.0%
65 and over 0 0.0%
Median age 41.5 years
Race & ethnicity
Black or African American
80%
Group Count %
Black or African American 4 80%
White 1 20%
Household income
Housing
Home values
Housing overview
Metric Value
Median home value $0
Median rent / month $0
Owner occupied 0.0%
Renter occupied 0.0%
Vacant 0.0%
Single-family detached 0.0%
Large apartment buildings 0.0%
Mobile homes 0.0%
Median rooms 0.0
Avg household size (owned) 0.00
Year built
Era %
2020 or later 0.0%
2010–2019 0.0%
2000–2009 0.0%
1990–1999 0.0%
1980–1989 0.0%
1970–1979 0.0%
1960–1969 0.0%
1950–1959 0.0%
1940–1949 0.0%
1939 or earlier 0.0%
Bedrooms
Size % of units
No bedroom (studio) 0.0%
1 bedroom 0.0%
2 bedrooms 0.0%
3 bedrooms 0.0%
4 bedrooms 0.0%
5+ bedrooms 0.0%
Vehicles per household
Vehicles % of households
No vehicle 0.0%
1 vehicle 0.0%
2 vehicles 0.0%
3 or more 0.0%
Heating fuel
Households & families
Household type Count %
Married-couple family 0 0.0%
Cohabiting couple 0 0.0%
Male householder, no spouse 0 0.0%
Female householder, no spouse 0 0.0%
Households with children under 18 0 0.0%
Households with seniors (65+) 0 0.0%
Average household size 0.00
Marital status
Status Male Female
Never married 100.0% 0.0%
Married 0.0% 100.0%
Separated 0.0% 0.0%
Widowed 0.0% 0.0%
Divorced 0.0% 0.0%
Education
Some college, no degree
0.0%
Graduate / professional
0.0%
Metric %
HS diploma or higher 100.0%
Bachelor's or higher 0.0%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 0 0.0%
Kindergarten 0 0.0%
Elementary school 1 100.0%
High school 0 0.0%
College / grad school 0 0.0%
Employment
Industry of employment
Occupation
Category %
Management, business & arts 0.0%
Service 0.0%
Sales & office 0.0%
Natural resources & construction 0.0%
Production & transportation 0.0%
Employment type
Type %
Private sector 0.0%
Government 0.0%
Self-employed 0.0%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 0.0%
Carpool 0.0%
Public transit 0.0%
Walk 0.0%
Work from home 0.0%
Other means 0.0%
Avg commute (minutes) 0.0
Poverty
Married-couple families
0.0%
Female-led households
0.0%
Income support
Source % of households
Social Security 0.0%
Retirement income 0.0%
Supplemental Security 0.0%
Cash public assistance 0.0%
Food stamps / SNAP 0.0%
Health indicators
Condition %
Obesity 0.0%
High blood pressure 0.0%
High cholesterol 0.0%
Diabetes 0.0%
Heart disease 0.0%
Stroke 0.0%
Asthma 0.0%
Arthritis 0.0%
Kidney disease 0.0%
Pulmonary disease 0.0%
Cancer 0.0%
Behavior / access %
Smoking 0.0%
Binge drinking 0.0%
No physical activity 0.0%
Less than 7 hrs sleep 0.0%
Depression 0.0%
Fair or poor health 0.0%
Poor mental health 0.0%
Poor physical health 0.0%
No health insurance 0.0%
Visited doctor (checkup) 0.0%
Visited dentist 0.0%
Cholesterol screening 0.0%
Teeth loss 0.0%
Veterans & disability
Veterans Count %
Civilian veterans 0 0.0%
Disability %
Any disability 0.0%
Under 18 0.0%
18–64 years 0.0%
65 and over 0.0%
Health insurance coverage
Type %
Private insurance 25.0%
Public insurance 25.0%
No insurance 75.0%
Uninsured under 19 0.0%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 5 100.0%
Spanish 0 0.0%
Other Indo-European 0 0.0%
Asian & Pacific Islander 0 0.0%
Other languages 0 0.0%
Place of birth & citizenship
Origin Count %
Native born (US) 5 100.0%
Born in same state 5 100.0%
Born in different state 3 60.0%
Foreign born 0 0.0%
Naturalized citizen 0 0.0%
Not a US citizen 0 0.0%
Ancestry
Ancestry Count %
Italian 1 20%
Ancestry Count %
French 1 20%
Technology access
Metric % of households
Computer access 0.0%
Internet access 0.0%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 21705
What city is ZIP code 21705 in?
ZIP code 21705 is primarily assigned to Frederick, Maryland.
What county is ZIP code 21705 in?
ZIP code 21705 falls within Frederick County, Maryland.
What is the poverty rate in ZIP code 21705?
100% of residents in ZIP code 21705 live below the poverty line, above the national average.
What is the population of ZIP code 21705?
ZIP code 21705 has an estimated population of 5 residents, with a density of 208 people per square mile.
What timezone is ZIP code 21705 in?
ZIP code 21705 observes the EST timezone.
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