21838 ZIP Code — Marion Station, MD

Somerset County, Maryland

ZIP code 21838 is located in Marion Station, Maryland, within Somerset County. It covers approximately 54.85 square miles and serves a population of 2,219 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 410/667.

About ZIP code 21838

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 $175,200. Owner-occupancy is high at 95%, well above the national average.

Median household income is $85,929. The poverty rate of 3% is below the national average. 42% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 24 minutes is near the national average.

Educational attainment is near the national average, with 25% of residents holding a bachelor's degree or higher.

Overall, ZIP code 21838 reflects a community defined by high homeownership and a significant Social Security-dependent population.

2,219
population
54.85
sq mi land
Standard
ZIP type
Eastern (ET)
timezone
21838 ZIP code map
Cities in ZIP code 21838

Below are the cities the US Postal Service accepts for ZIP code 21838. Using any city not on this list may result in mail delivery delays.

City Status
Marion Station Acceptable
Marion Station Preferred
Nearby ZIP codes
21871 Westover (4.6 mi) 21890 Westover (7.2 mi) 23426 Sanford (7.4 mi) 21817 Crisfield (7.5 mi) 23488 Withams (8.3 mi) 23416 Oak Hall (8.9 mi) 23396 Oak Hall (10.3 mi) 21851 Pocomoke City (10.8 mi) 23415 New Church (11.6 mi) 21853 Princess Anne (11.9 mi) 23359 Hallwood (12.4 mi) 23442 Temperanceville (12.9 mi)
Demographics updated 05/2026
Population
Total population 2,219
Population density 40 / sq mi
State FIPS 24
County FIPS 039
Geography
Land area 54.85 sq mi
Water area 6.74 sq mi
Latitude 38.0236
Longitude -75.7259
Timezone Eastern (ET)
Area code 410/667
Total population by age
Gender
Race & ethnicity
Economics updated 05/2026
Household income
Income range This ZIP County avg State avg
Under $50k 33.7% 52.7% 28.2%
$50k – $100k 40.8% 31.5% 28.2%
$100k – $200k 21.2% 14.6% 30.1%
Over $200k 4.2% 1.2% 13.4%

Demographics & statistics

2,219
Population
40
People per sq mi
46.9
Median age
$85,929
Median household income
$42,845
Per capita income
$175,200
Median home value
$1,547
Median monthly rent
95.3%
Home ownership
3.3%
Poverty rate
3.4%
Unemployment
1,007
Housing units
24.5%
Bachelor's or higher

Age distribution

Male Female
44
Under 5
46
42
5–9
43
28
10–14
30
108
15–19
112
80
20–24
84
79
25–34
83
148
35–44
153
205
45–54
213
63
55–59
65
84
60–64
88
153
65–74
159
46
75–84
47
8
85+
8
← Male
Female →

Age summary

GroupCount%
Under 1838417.3%
18 and over1,83582.7%
65 and over42119.0%
Median age46.9 years

Race & ethnicity

White 79.6%
Black or African American 9.6%
Hispanic or Latino 4.3%
Two or more races 3.6%
Other race 2.8%
GroupCount%
White1,84779.6%
Black or African American2229.6%
Hispanic or Latino1004.3%
Two or more races843.6%
Other race662.8%

Household income

Income range This ZIP County avg State avg
Under $50k 33.7% 52.7% 28.2%
$50k – $100k 40.8% 31.5% 28.2%
$100k – $200k 21.2% 14.6% 30.1%
Over $200k 4.2% 1.2% 13.4%
$15k–$25k 5.9%
$25k–$35k 14.1%
$35k–$50k 7.9%
$50k–$75k 8.7%
$75k–$100k 30.0%
$100k–$150k 16.8%
$150k–$200k 2.3%
$200k+ 14.3%
Range% of households
$15k–$25k5.9%
$25k–$35k14.1%
$35k–$50k7.9%
$50k–$75k8.7%
$75k–$100k30.0%
$100k–$150k16.8%
$150k–$200k2.3%
$200k+14.3%
Median income$85,929

Housing

Home values

Under $50k 1.4%
$50k–$100k 15.8%
$100k–$150k 28.6%
$150k–$200k 11.0%
$200k–$300k 28.6%
$300k–$500k 7.8%
$500k–$1M 6.8%

Housing overview

MetricValue
Median home value$175,200
Median rent / month$1,547
Owner occupied95.3%
Renter occupied4.7%
Vacant20.5%
Single-family detached89.7%
Large apartment buildings0.0%
Mobile homes8.2%
Median rooms7.4
Avg household size (owned)2.72

Year built

Era%
2020 or later1.1%
2010–20195.0%
2000–200916.8%
1990–199916.4%
1980–19899.1%
1970–197912.6%
1960–19696.5%
1950–19591.7%
1940–19497.6%
1939 or earlier23.2%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom0.0%
2 bedrooms16.3%
3 bedrooms50.2%
4 bedrooms31.8%
5+ bedrooms1.7%

Vehicles per household

Vehicles% of households
No vehicle0.5%
1 vehicle11.1%
2 vehicles36.9%
3 or more51.6%

Heating fuel

Fuel type%
Utility gas0.7%
Electricity54.6%
Propane / LP gas13.8%
Fuel oil14.8%
Wood13.9%
Solar1.0%

Households & families

Household typeCount%
Married-couple family56567.9%
Cohabiting couple829.9%
Male householder, no spouse455.4%
Female householder, no spouse14016.8%
Households with children under 1832739.3%
Households with seniors (65+)33139.8%
Average household size2.67

Marital status

StatusMaleFemale
Never married24.4%26.9%
Married61.2%51.4%
Separated0.0%1.3%
Widowed4.1%8.9%
Divorced10.3%11.5%

Education

Less than 9th grade 5.2%
Some HS, no diploma 4.0%
HS graduate 34.5%
Some college, no degree 21.2%
Associate's degree 10.5%
Bachelor's degree 18.1%
Graduate / professional 6.4%
Metric%
HS diploma or higher90.8%
Bachelor's or higher24.5%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool00.0%
Kindergarten113.5%
Elementary school9429.7%
High school18658.7%
College / grad school268.2%

Employment

Industry of employment

Education & healthcare 28.4%
Other services 21.5%
Retail trade 7.8%
Agriculture & mining 7.4%
Construction 7.0%
Public administration 6.5%
Finance & real estate 5.5%
Professional & management 5.2%
Arts, food & hospitality 3.3%
Wholesale trade 2.9%
Transportation & utilities 2.9%
Manufacturing 1.5%

Occupation

Category%
Management, business & arts34.2%
Service18.5%
Sales & office24.9%
Natural resources & construction14.6%
Production & transportation7.8%

Employment type

Type%
Private sector64.8%
Government19.6%
Self-employed15.7%
Unpaid family workers0.0%

Commute

Method%
Drive alone85.5%
Carpool9.0%
Public transit0.0%
Walk0.0%
Work from home5.5%
Other means0.0%
Avg commute (minutes)23.5

Poverty

All people 3.3%
Under 18 years 0.0%
18 and over 3.9%
Married-couple families 0.0%
Female-led households 48.3%

Income support

Source% of households
Social Security42.3%
Retirement income28.8%
Supplemental Security2.4%
Cash public assistance2.3%
Food stamps / SNAP10.5%

Health indicators

Condition%
Obesity36.8%
High blood pressure44.0%
High cholesterol39.8%
Diabetes14.1%
Heart disease8.2%
Stroke4.3%
Asthma10.7%
Arthritis32.2%
Kidney disease3.7%
Pulmonary disease8.8%
Cancer7.7%
Behavior / access%
Smoking19.7%
Binge drinking13.3%
No physical activity29.9%
Less than 7 hrs sleep34.1%
Depression20.0%
Fair or poor health17.6%
Poor mental health14.7%
Poor physical health11.7%
No health insurance13.2%
Visited doctor (checkup)79.2%
Visited dentist55.3%
Cholesterol screening92.0%
Teeth loss16.2%

Veterans & disability

VeteransCount%
Civilian veterans844.6%
Disability%
Any disability12.0%
Under 181.8%
18–64 years11.5%
65 and over23.0%

Health insurance coverage

Type%
Private insurance62.5%
Public insurance48.6%
No insurance2.5%
Uninsured under 190.0%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only2,12995.9%
Spanish281.3%
Other Indo-European281.3%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)2,19198.7%
Born in same state2,19198.7%
Born in different state1,46966.2%
Foreign born00.0%
Naturalized citizen281.3%
Not a US citizen1346.4%

Ancestry

AncestryCount%
Arab1,09949.5%
French29213.2%
Italian1567%
AncestryCount%
Irish80.4%
English80.4%

Technology access

Metric% of households
Computer access37.5%
Internet access94.6%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 21838

What city is ZIP code 21838 in?

ZIP code 21838 is primarily assigned to Marion Station, Maryland.

What county is ZIP code 21838 in?

ZIP code 21838 falls within Somerset County, Maryland.

Is ZIP code 21838 mostly owner-occupied?

95% of occupied units in ZIP code 21838 are owner-occupied, well above the national average.

Does ZIP code 21838 have a large retiree population?

42% of households in ZIP code 21838 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 21838?

The median home value in ZIP code 21838 is $175,200.

What is the population of ZIP code 21838?

ZIP code 21838 has an estimated population of 2,219 residents, with a density of 40 people per square mile.

What timezone is ZIP code 21838 in?

ZIP code 21838 observes the EST timezone.

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