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Maryland ZIP Codes
Washington County
Cascade, MD
21719
21719 ZIP Code — Cascade, MD
Washington County, Maryland
ZIP code 21719 is located in
Cascade ,
Maryland ,
within Washington County .
It covers approximately 4.14 square miles and serves a population of
1,145 residents.
This is a standard ZIP code in the Eastern (ET) timezone,
served by area code 240/301 .
About ZIP code 21719
The housing stock consists of predominantly single-family detached homes. Most homes were built in the pre-1940, giving the area an established character. Median home value is $235,100. Owner-occupancy is high at 93%, well above the national average.
Median household income is $74,479. The poverty rate of 7% is below the national average.
The dominant occupation class is sales and office, with retail trade as the leading industry. An above-average commute of 39 minutes suggests many residents work outside the immediate area.
College attainment at 16% is below the national average, consistent with a trades and production-oriented local economy.
Health indicators show elevated rates of smoking (22%) compared to national benchmarks.
Overall, ZIP code 21719 reflects a community defined by a trades-oriented workforce and high homeownership.
21719 ZIP code map
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Cities in ZIP code 21719
Below are the cities the US Postal Service accepts for ZIP code 21719. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 06/2026
Population
Total population
1,145
Population density
277 / sq mi
State FIPS
24
County FIPS
043
Geography
Land area
4.14 sq mi
Water area
0.03 sq mi
Latitude
39.7026
Longitude
-77.4967
Timezone
Eastern (ET)
Area code
240/301
Economics
updated 06/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
32.2%
40.3%
28.2%
$50k – $100k
42.0%
30.7%
28.2%
$100k – $200k
22.6%
23.5%
30.1%
Over $200k
3.2%
5.6%
13.4%
Demographics & statistics
$74,479
Median household income
$235,100
Median home value
16.4%
Bachelor's or higher
Age distribution
Age summary
Group Count %
Under 18 257 22.4%
18 and over 888 77.6%
65 and over 191 16.7%
Median age 37.8 years
Race & ethnicity
Black or African American
3%
Group Count %
White 1,105 96.5%
Black or African American 34 3%
Asian 6 0.5%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
32.2%
40.3%
28.2%
$50k – $100k
42.0%
30.7%
28.2%
$100k – $200k
22.6%
23.5%
30.1%
Over $200k
3.2%
5.6%
13.4%
Range % of households
Under $10k 8.4%
$10k–$15k 1.7%
$15k–$25k 9.8%
$25k–$35k 5.0%
$35k–$50k 9.3%
$50k–$75k 16.5%
$75k–$100k 11.2%
$100k–$150k 20.8%
$150k–$200k 10.3%
$200k+ 7.2%
Median income $74,479
Housing
Housing overview
Metric Value
Median home value $235,100
Median rent / month $0
Owner occupied 93.1%
Renter occupied 6.9%
Vacant 26.2%
Single-family detached 71.0%
Large apartment buildings 0.0%
Mobile homes 7.2%
Median rooms 6.1
Avg household size (owned) 2.75
Year built
Era %
2020 or later 0.0%
2010–2019 0.0%
2000–2009 8.6%
1990–1999 3.2%
1980–1989 15.0%
1970–1979 9.3%
1960–1969 1.1%
1950–1959 10.0%
1940–1949 0.0%
1939 or earlier 52.8%
Bedrooms
Size % of units
No bedroom (studio) 0.0%
1 bedroom 4.2%
2 bedrooms 3.2%
3 bedrooms 72.4%
4 bedrooms 9.9%
5+ bedrooms 10.4%
Vehicles per household
Vehicles % of households
No vehicle 0.0%
1 vehicle 24.3%
2 vehicles 28.4%
3 or more 47.3%
Heating fuel
Fuel type %
Utility gas 3.1%
Electricity 64.7%
Propane / LP gas 5.7%
Fuel oil 19.6%
Wood 6.9%
Households & families
Household type Count %
Married-couple family 201 48.0%
Cohabiting couple 11 2.6%
Male householder, no spouse 76 18.1%
Female householder, no spouse 131 31.3%
Households with children under 18 115 27.4%
Households with seniors (65+) 152 36.3%
Average household size 2.73
Marital status
Status Male Female
Never married 40.2% 22.6%
Married 46.7% 43.7%
Separated 1.4% 0.0%
Widowed 2.0% 9.1%
Divorced 9.7% 24.6%
Education
Some college, no degree
27.4%
Graduate / professional
5.6%
Metric %
HS diploma or higher 90.1%
Bachelor's or higher 16.4%
School enrollment (ages 3–17)
Type Count %
Nursery / preschool 3 1.5%
Kindergarten 0 0.0%
Elementary school 159 81.5%
High school 32 16.4%
College / grad school 1 0.5%
Employment
Industry of employment
Education & healthcare
20.1%
Public administration
9.0%
Finance & real estate
3.1%
Transportation & utilities
2.6%
Arts, food & hospitality
2.2%
Professional & management
0.3%
Occupation
Category %
Management, business & arts 23.2%
Service 13.5%
Sales & office 23.5%
Natural resources & construction 23.2%
Production & transportation 16.6%
Employment type
Type %
Private sector 81.2%
Government 17.4%
Self-employed 1.4%
Unpaid family workers 0.0%
Commute
Method %
Drive alone 78.3%
Carpool 4.4%
Public transit 0.0%
Walk 0.0%
Work from home 17.3%
Other means 0.0%
Avg commute (minutes) 38.7
Poverty
Married-couple families
3.0%
Female-led households
0.0%
Income support
Source % of households
Social Security 29.8%
Retirement income 30.1%
Supplemental Security 1.2%
Cash public assistance 1.9%
Food stamps / SNAP 7.4%
Health indicators
Condition %
Obesity 36.7%
High blood pressure 34.3%
High cholesterol 32.5%
Diabetes 9.9%
Heart disease 6.2%
Stroke 2.9%
Asthma 11.1%
Arthritis 25.9%
Kidney disease 2.7%
Pulmonary disease 7.3%
Cancer 6.1%
Behavior / access %
Smoking 21.7%
Binge drinking 15.6%
No physical activity 27.0%
Less than 7 hrs sleep 34.9%
Depression 22.1%
Fair or poor health 13.9%
Poor mental health 16.2%
Poor physical health 10.2%
No health insurance 11.6%
Visited doctor (checkup) 75.9%
Visited dentist 60.3%
Cholesterol screening 89.2%
Teeth loss 15.5%
Veterans & disability
Veterans Count %
Civilian veterans 65 7.3%
Disability %
Any disability 14.2%
Under 18 0.0%
18–64 years 6.9%
65 and over 60.2%
Health insurance coverage
Type %
Private insurance 71.3%
Public insurance 29.0%
No insurance 11.5%
Uninsured under 19 3.5%
Language & origin
Language spoken at home (age 5+)
Language Count %
English only 1,088 95.0%
Spanish 3 0.3%
Other Indo-European 0 0.0%
Asian & Pacific Islander 0 0.0%
Other languages 3 0.3%
Place of birth & citizenship
Origin Count %
Native born (US) 1,127 98.4%
Born in same state 1,109 96.9%
Born in different state 622 54.3%
Foreign born 18 1.6%
Naturalized citizen 18 1.6%
Not a US citizen 18 100.0%
Ancestry
Ancestry Count %
Italian 139 12.1%
Arab 103 9%
Ancestry Count %
French 62 5.4%
Polish 8 0.7%
Technology access
Metric % of households
Computer access 36.6%
Internet access 85.9%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 21719
What city is ZIP code 21719 in?
ZIP code 21719 is primarily assigned to Cascade, Maryland.
What county is ZIP code 21719 in?
ZIP code 21719 falls within Washington County, Maryland.
Is ZIP code 21719 mostly owner-occupied?
93% of occupied units in ZIP code 21719 are owner-occupied, well above the national average.
What is the population of ZIP code 21719?
ZIP code 21719 has an estimated population of 1,145 residents, with a density of 277 people per square mile.
What is the typical home value in ZIP code 21719?
The median home value in ZIP code 21719 is $235,100.
What is the median household income in ZIP code 21719?
The median household income in ZIP code 21719 is $74,479, below the national median of ~$75,000.
What timezone is ZIP code 21719 in?
ZIP code 21719 observes the EST timezone.
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