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Maryland ZIP Codes
Saint Marys County
Ridge, MD
20680
20680 ZIP Code — Ridge, MD
Saint Marys County, Maryland
ZIP code 20680 is located in
Ridge ,
Maryland ,
within Saint Marys County .
It covers approximately 7.88 square miles and serves a population of
588 residents.
This is a standard ZIP code in the Eastern (ET) timezone,
served by area code 240/301 .
About ZIP code 20680
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1950s, giving the area an established character. Median home value is $389,100. Owner-occupancy sits near the national average at 73%.
The dominant occupation class is management, business, and professional, with construction as the leading industry. The average commute of 21 minutes is near the national average. Remote work is prevalent — 36% of workers work from home.
College attainment at 18% is below the national average, consistent with a trades and production-oriented local economy.
Notable community characteristics include a notable veteran presence at 24% of civilians, above the national average of 7%; and disability rates above the national average at 24%.
Overall, ZIP code 20680 reflects a community defined by a trades-oriented workforce, a strong veteran community, a high rate of remote workers, a significant Social Security-dependent population, and elevated reliance on food assistance.
20680 ZIP code map
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Cities in ZIP code 20680
Below are the cities the US Postal Service accepts for ZIP code 20680. Using any city not on this list may result in mail delivery delays.
City
Status
Ridge
Preferred
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
588
Population density
75 / sq mi
State FIPS
24
County FIPS
037
Geography
Land area
7.88 sq mi
Water area
1.64 sq mi
Latitude
38.1228
Longitude
-76.3690
Timezone
Eastern (ET)
Area code
240/301
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
26.6%
24.3%
28.2%
$50k – $100k
52.6%
27.4%
28.2%
$100k – $200k
17.1%
36.2%
30.1%
Over $200k
3.6%
12.1%
13.4%
Demographics & statistics
$0
Median household income
$389,100
Median home value
17.9%
Bachelor's or higher
Age distribution
Age summary
Group Count % Under 18 178 30.3% 18 and over 410 69.7% 65 and over 107 18.2% Median age 34.5 years
Race & ethnicity
Black or African American
12.4%
Group Count % White 379 53.5% Hispanic or Latino 121 17.1% Other race 121 17.1% Black or African American 88 12.4%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
26.6%
24.3%
28.2%
$50k – $100k
52.6%
27.4%
28.2%
$100k – $200k
17.1%
36.2%
30.1%
Over $200k
3.6%
12.1%
13.4%
Range % of households Under $10k 20.2% $35k–$50k 22.0% $50k–$75k 7.2% $75k–$100k 2.7% $100k–$150k 29.6% $200k+ 18.4% Median income $0
Housing
Housing overview
Metric Value Median home value $389,100 Median rent / month $0 Owner occupied 72.6% Renter occupied 27.4% Vacant 19.5% Single-family detached 94.2% Large apartment buildings 0.0% Mobile homes 5.8% Median rooms 5.8 Avg household size (owned) 3.04
Year built
Era % 2020 or later 0.0% 2010–2019 0.0% 2000–2009 1.4% 1990–1999 0.0% 1980–1989 4.0% 1970–1979 7.2% 1960–1969 7.2% 1950–1959 32.9% 1940–1949 18.4% 1939 or earlier 28.9%
Bedrooms
Size % of units No bedroom (studio) 0.0% 1 bedroom 0.0% 2 bedrooms 28.9% 3 bedrooms 61.7% 4 bedrooms 9.4% 5+ bedrooms 0.0%
Vehicles per household
Vehicles % of households No vehicle 0.0% 1 vehicle 34.1% 2 vehicles 11.2% 3 or more 54.7%
Heating fuel
Fuel type % Electricity 45.3% Propane / LP gas 34.5% Fuel oil 20.2%
Households & families
Household type Count % Married-couple family 101 45.3% Cohabiting couple 51 22.9% Male householder, no spouse 45 20.2% Female householder, no spouse 26 11.7% Households with children under 18 73 32.7% Households with seniors (65+) 86 38.6% Average household size 2.62
Marital status
Status Male Female Never married 39.7% 42.3% Married 42.5% 45.6% Separated 0.0% 0.0% Widowed 0.0% 12.1% Divorced 17.9% 0.0%
Education
Some college, no degree
24.5%
Graduate / professional
7.6%
Metric % HS diploma or higher 100.0% Bachelor's or higher 17.9%
School enrollment (ages 3–17)
Type Count % Nursery / preschool 0 0.0% Kindergarten 0 0.0% Elementary school 65 47.8% High school 70 51.5% College / grad school 1 0.7%
Employment
Industry of employment
Education & healthcare
19.8%
Professional & management
17.8%
Transportation & utilities
7.0%
Occupation
Category % Management, business & arts 48.3% Service 11.6% Sales & office 11.2% Natural resources & construction 27.3% Production & transportation 1.7%
Employment type
Type % Private sector 73.1% Government 20.7% Self-employed 6.2% Unpaid family workers 0.0%
Commute
Method % Drive alone 57.0% Carpool 7.0% Public transit 0.0% Walk 0.0% Work from home 36.0% Other means 0.0% Avg commute (minutes) 21.3
Poverty
Married-couple families
0.0%
Female-led households
0.0%
Income support
Source % of households Social Security 45.3% Retirement income 36.3% Supplemental Security 0.0% Cash public assistance 0.0% Food stamps / SNAP 22.9%
Health indicators
Condition % Obesity 37.0% High blood pressure 39.3% High cholesterol 38.5% Diabetes 11.6% Heart disease 7.1% Stroke 3.2% Asthma 9.7% Arthritis 29.8% Kidney disease 3.0% Pulmonary disease 6.6% Cancer 8.0%
Behavior / access % Smoking 15.5% Binge drinking 14.2% No physical activity 21.8% Less than 7 hrs sleep 34.9% Depression 16.5% Fair or poor health 12.2% Poor mental health 12.8% Poor physical health 8.9% No health insurance 8.7% Visited doctor (checkup) 78.7% Visited dentist 70.4% Cholesterol screening 93.5% Teeth loss 10.6%
Veterans & disability
Veterans Count % Civilian veterans 98 23.9%
Disability % Any disability 23.6% Under 18 16.9% 18–64 years 9.6% 65 and over 74.8%
Health insurance coverage
Type % Private insurance 63.3% Public insurance 41.5% No insurance 8.0% Uninsured under 19 7.3%
Language & origin
Language spoken at home (age 5+)
Language Count % English only 532 90.5% 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) 588 100.0% Born in same state 588 100.0% Born in different state 367 62.4% Foreign born 0 0.0% Naturalized citizen 0 0.0% Not a US citizen 0 0.0%
Ancestry
Ancestry Count % French 88 15% Italian 66 11.2%
Ancestry Count % English 45 7.7% Arab 7 1.2%
Technology access
Metric % of households Computer access 37.9% Internet access 100.0%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 20680
What city is ZIP code 20680 in?
ZIP code 20680 is primarily assigned to Ridge, Maryland.
What county is ZIP code 20680 in?
ZIP code 20680 falls within Saint Marys County, Maryland.
Is ZIP code 20680 family-oriented?
30% of residents in ZIP code 20680 are under 18, reflecting a younger, family-oriented community.
Does ZIP code 20680 have a large veteran population?
24% of civilians in ZIP code 20680 are veterans, above the national average of ~7%.
Does ZIP code 20680 have a large retiree population?
45% of households in ZIP code 20680 receive Social Security income, suggesting a significant retiree or disability population.
What is the typical home value in ZIP code 20680?
The median home value in ZIP code 20680 is $389,100.
What timezone is ZIP code 20680 in?
ZIP code 20680 observes the EST timezone.
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