US ZIP Code
20685

Saint Leonard, MD

Calvert County  ·  Maryland

● Active
👥 6,481 Population ↓ 7% since 2019
💰 $122,059 Median HH Income
▲ 60% above avg ↑ 13% since 2019
🎂 45.2 Median Age ↑ 3% since 2019
🏠 $431,200 Median Home Value
▲ 55% above avg ↑ 27% since 2019
🎓 32.0% College Grads
▼ 17% below avg
📊 1.0% Unemployment
▼ 80% below avg ↓ 76% since 2019
ZIP Code Details
ZIP Code20685
CitySaint Leonard
StateMaryland (MD)
CountyCalvert County
Area Code410
Elevation105 ft
Latitude38.434378
Longitude-76.528681
TimezoneNew York (DST)
FIPS24009
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 48.0% (3,108) Female 52.0% (3,373) ♀

Race & Ethnicity

White: 76.8%Hispanic: 2.4%Black: 13.8%Asian: 0.3%Other: 6.8%Race
White76.8%
Hispanic2.4%
Black13.8%
Asian0.3%
Other6.8%

Age Breakdown

Under 5
4%
5–17
16%
18–24
8%
25–44
22%
45–64
34%
65+
7%

Key Indicators

Median Age45.2 yrs ↑ 3% since 2019
Avg Household Size2.74
Below Poverty0.5% ▼ 95% below avg
College Grads32.0% ▼ 17% below avg
Unemployment1.0% ▼ 80% below avg
No HS Diploma22 (0.5%)
HS Graduate1,400 (32.1%)
Some College740 (17%)
Associates802 (18.4%)
Bachelors364 (8.3%)
Graduate Degree1,032 (23.7%)

Education

No HS: 0.5%HS Grad: 32.1%Some College: 17%Associates: 18.4%Bachelors: 8.3%Graduate: 23.7%Edu
No HS0.5%
HS Grad32.1%
Some College17.0%
Associates18.4%
Bachelors8.3%
Graduate23.7%
Housing & Income

Housing Tenure

Owner: 94.5%Renter: 5.5%Tenure
Owner94.5%
Renter5.5%

Home Value Distribution

Under $50k
2%
$50k–100k
2%
$150k–200k
2%
$200k–300k
14%
$300k–500k
57%
Over $500k
23%

Financials

Median HH Income$122,059 ▲ 60% above avg ↑ 13% since 2019
Median Home Value$431,200 ▲ 55% above avg ↑ 27% since 2019
Home/Income Ratio3.5x (nat avg ~3.5x)
Median Rent$1,515/mo ↓ 8% since 2019
Total Units2,494
Vacant Units138
Avg HH Size2.74

Income Distribution

Under $25k
3%
$25k–50k
8%
$50k–75k
13%
$75k–100k
10%
$100k–150k
24%
$150k–200k
18%
Over $200k
24%
Employment & Commute

How People Get to Work

Drove Alone
81%
Public Transit
0%
Work From Home
19%

Commute Time

Under 15 min
6%
15–30 min
37%
30–45 min
23%
Over 45 min
34%
Housing Stock

Year Built

Before 1940
0%
1940s–1950s
7%
1960s–1970s
21%
1980s–1990s
21%
2000+
51%

Summary

Total Units2,494
Vacant138
Owner Occupied94.5%
Renter Occupied5.5%
Avg HH Size2.74
Frequently Asked Questions
ZIP code 20685 is in Saint Leonard, MD, in Calvert County.
ZIP code 20685 is located in Maryland (MD).
ZIP code 20685 is in Calvert County, MD.
ZIP 20685 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 20685 is 6,481 people (ACS 2023).
The median household income in ZIP code 20685 is $122,059 (ACS 2023).
The median home value in ZIP 20685 is $431,200 (ACS 2023).
About ZIP Code 20685

ZIP code 20685 is located in Saint Leonard, Maryland, within Calvert County. With a population of 6,481, this is a lightly populated ZIP code with a mature community — the median age is 45.2 years. Economically, 20685 is a upper-middle-income ZIP code: the median household income of $122,059 is significantly above the national average.

Real estate in ZIP code 20685 represents a premium housing market. The median home value of $431,200 is significantly above the national average. Renters can expect to pay around $1,515 per month in median rent. Homeownership is strong here — 94.5% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 27% since 2019.

The population of 20685 is primarily White (76.75%). Residents are moderately educated — 32.0% hold a bachelor's degree or higher, which is below the national average. Poverty affects a relatively small share of residents at 0.5%. Household income has grown by 13% since 2019.

The unemployment rate in 20685 stands at 1.0%, which is well below the national average. About 18% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 75%.

Overall, ZIP code 20685 in Saint Leonard, MD is characterized as upper-middle-income, moderately educated, a mature community, and predominantly owner-occupied. With 6,481 residents, a median household income of $122,059, and a median home value of $431,200, it offers a clear picture of life in this part of Maryland.