US ZIP Code
21837

Mardela Springs, MD

Wicomico County  ·  Maryland

● Active
👥 2,975 Population ↓ 7% since 2019
💰 $71,667 Median HH Income
≈ Avg ↓ 4% since 2019
🎂 39.7 Median Age
🏠 $206,100 Median Home Value
▼ 26% below avg ↑ 20% since 2019
🎓 26.9% College Grads
▼ 31% below avg
📊 3.5% Unemployment
▼ 29% below avg ↓ 49% since 2019
ZIP Code Details
ZIP Code21837
CityMardela Springs
StateMaryland (MD)
CountyWicomico County
Area Code410/443/667
Elevation28 ft
Latitude38.454567
Longitude-75.76632
TimezoneNew York (DST)
FIPS24045
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 46.0% (1,369) Female 54.0% (1,606) ♀

Race & Ethnicity

White: 64.9%Hispanic: 6.2%Black: 26.1%Asian: 0.9%Other: 2%Race
White64.9%
Hispanic6.2%
Black26.1%
Asian0.9%
Other2.0%

Age Breakdown

Under 5
6%
5–17
15%
18–24
10%
25–44
25%
45–64
25%
65+
5%

Key Indicators

Median Age39.7 yrs
Avg Household Size2.50
Below Poverty4.9% ▼ 51% below avg
College Grads26.9% ▼ 31% below avg
Unemployment3.5% ▼ 29% below avg
No HS Diploma12 (0.6%)
HS Graduate875 (46.3%)
Some College220 (11.7%)
Associates273 (14.5%)
Bachelors130 (6.9%)
Graduate Degree378 (20%)

Education

No HS: 0.6%HS Grad: 46.3%Some College: 11.7%Associates: 14.5%Bachelors: 6.9%Graduate: 20%Edu
No HS0.6%
HS Grad46.3%
Some College11.7%
Associates14.5%
Bachelors6.9%
Graduate20.0%
Housing & Income

Housing Tenure

Owner: 86.5%Renter: 13.5%Tenure
Owner86.5%
Renter13.5%

Home Value Distribution

Under $50k
4%
$50k–100k
3%
$100k–150k
16%
$150k–200k
24%
$200k–300k
36%
$300k–500k
13%
Over $500k
5%

Financials

Median HH Income$71,667 ≈ Avg ↓ 4% since 2019
Median Home Value$206,100 ▼ 26% below avg ↑ 20% since 2019
Home/Income Ratio2.9x (nat avg ~3.5x)
Median Rent$1,142/mo
Total Units1,255
Vacant Units69
Avg HH Size2.50

Income Distribution

Under $25k
10%
$25k–50k
12%
$50k–75k
28%
$75k–100k
18%
$100k–150k
23%
$150k–200k
7%
Over $200k
2%
Employment & Commute

How People Get to Work

Drove Alone
96%
Public Transit
0%
Walked
0%
Work From Home
4%

Commute Time

Under 15 min
12%
15–30 min
52%
30–45 min
28%
Over 45 min
8%
Housing Stock

Year Built

Before 1940
5%
1940s–1950s
6%
1960s–1970s
9%
1980s–1990s
19%
2000+
61%

Summary

Total Units1,255
Vacant69
Owner Occupied86.5%
Renter Occupied13.5%
Avg HH Size2.50
Frequently Asked Questions
ZIP code 21837 is in Mardela Springs, MD, in Wicomico County.
ZIP code 21837 is located in Maryland (MD).
ZIP code 21837 is in Wicomico County, MD.
ZIP 21837 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 21837 is 2,975 people (ACS 2023).
The median household income in ZIP code 21837 is $71,667 (ACS 2023).
The median home value in ZIP 21837 is $206,100 (ACS 2023).
About ZIP Code 21837

ZIP code 21837 is located in Mardela Springs, Maryland, within Wicomico County. With a population of 2,975, this is a sparsely populated ZIP code with a middle-aged community — the median age is 39.7 years. Economically, 21837 is a solidly middle-class ZIP code: the median household income of $71,667 is near the national average.

Real estate in ZIP code 21837 represents an affordable housing market. The median home value of $206,100 is below the national average. Renters can expect to pay around $1,142 per month in median rent. Homeownership is strong here — 86.5% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 20% since 2019.

The population of 21837 is majority White (64.91%). Residents are moderately educated — 26.9% hold a bachelor's degree or higher, which is below the national average. Poverty affects a relatively small share of residents at 4.9%. Household income has declined by 4% since 2019.

The unemployment rate in 21837 stands at 3.5%, which is below the national average. As in most parts of the country, driving alone is the dominant commute mode at 92%.

Overall, ZIP code 21837 in Mardela Springs, MD is characterized as solidly middle-class, moderately educated, a middle-aged community, and predominantly owner-occupied. With 2,975 residents, a median household income of $71,667, and a median home value of $206,100, it offers a clear picture of life in this part of Maryland.