US ZIP Code
20855

Derwood, MD

Montgomery County  ·  Maryland

● Active
👥 16,557 Population ↑ 8% since 2019
💰 $147,708 Median HH Income
▲ 94% above avg ↑ 6% since 2019
🎂 41.8 Median Age ↓ 7% since 2019
🏠 $614,900 Median Home Value
▲ 121% above avg ↑ 22% since 2019
🎓 71.4% College Grads
▲ 84% above avg
📊 3.1% Unemployment
▼ 37% below avg ↑ 24% since 2019
ZIP Code Details
ZIP Code20855
CityDerwood
StateMaryland (MD)
CountyMontgomery County
Area Code227/240/301
Elevation454 ft
Latitude39.136974
Longitude-77.131801
TimezoneNew York (DST)
FIPS24031
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 46.7% (7,729) Female 53.3% (8,828) ♀

Race & Ethnicity

White: 45.4%Hispanic: 13.1%Black: 15.7%Asian: 18.6%Other: 5.7%Race
White45.4%
Hispanic13.1%
Black15.7%
Asian18.6%
Other5.7%

Age Breakdown

Under 5
5%
5–17
16%
18–24
7%
25–44
25%
45–64
28%
65+
8%

Key Indicators

Median Age41.8 yrs ↓ 7% since 2019
Avg Household Size2.73
Below Poverty4.5% ▼ 55% below avg
College Grads71.4% ▲ 84% above avg
Unemployment3.1% ▼ 37% below avg
No HS Diploma158 (1.5%)
HS Graduate1,053 (9.7%)
Some College758 (7%)
Associates1,142 (10.5%)
Bachelors518 (4.8%)
Graduate Degree7,253 (66.7%)

Education

No HS: 1.5%HS Grad: 9.7%Some College: 7%Associates: 10.5%Bachelors: 4.8%Graduate: 66.7%Edu
No HS1.5%
HS Grad9.7%
Some College7.0%
Associates10.5%
Bachelors4.8%
Graduate66.7%
Housing & Income

Housing Tenure

Owner: 77.9%Renter: 22.1%Tenure
Owner77.9%
Renter22.1%

Home Value Distribution

Under $50k
0%
$50k–100k
0%
$100k–150k
1%
$150k–200k
1%
$200k–300k
5%
$300k–500k
21%
Over $500k
71%

Financials

Median HH Income$147,708 ▲ 94% above avg ↑ 6% since 2019
Median Home Value$614,900 ▲ 121% above avg ↑ 22% since 2019
Home/Income Ratio4.2x (nat avg ~3.5x)
Median Rent$2,405/mo ↑ 27% since 2019
Total Units6,141
Vacant Units99
Avg HH Size2.73

Income Distribution

Under $25k
7%
$25k–50k
5%
$50k–75k
7%
$75k–100k
9%
$100k–150k
24%
$150k–200k
17%
Over $200k
32%
Employment & Commute

How People Get to Work

Drove Alone
61%
Public Transit
9%
Walked
1%
Work From Home
30%

Commute Time

Under 15 min
15%
15–30 min
31%
30–45 min
24%
Over 45 min
30%
Housing Stock

Year Built

Before 1940
0%
1940s–1950s
13%
1960s–1970s
26%
1980s–1990s
4%
2000+
57%

Summary

Total Units6,141
Vacant99
Owner Occupied77.9%
Renter Occupied22.1%
Avg HH Size2.73
Frequently Asked Questions
ZIP code 20855 is in Derwood, MD, in Montgomery County.
ZIP code 20855 is located in Maryland (MD).
ZIP code 20855 is in Montgomery County, MD.
ZIP 20855 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 20855 is 16,557 people (ACS 2023).
The median household income in ZIP code 20855 is $147,708 (ACS 2023).
The median home value in ZIP 20855 is $614,900 (ACS 2023).
About ZIP Code 20855

ZIP code 20855 is located in Derwood, Maryland, within Montgomery County. With a population of 16,557, this is a moderately populated ZIP code with a middle-aged community — the median age is 41.8 years. Economically, 20855 is a upper-middle-income ZIP code: the median household income of $147,708 is significantly above the national average.

Real estate in ZIP code 20855 represents a premium housing market. The median home value of $614,900 is more than double the national average. Renters can expect to pay around $2,405 per month in median rent. Homeownership is strong here — 77.9% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 22% since 2019.

The population of 20855 is racially diverse, with White as the largest group at 45.4%. Residents are highly educated — 71.4% hold a bachelor's degree or higher, which is significantly above the national average. Poverty affects a relatively small share of residents at 4.5%. Household income has grown by 6% since 2019.

The unemployment rate in 20855 stands at 3.1%, which is below the national average. A notably high share of workers — 28% — work from home, reflecting the professional makeup of the area. As in most parts of the country, driving alone is the dominant commute mode at 56%.

Overall, ZIP code 20855 in Derwood, MD is characterized as upper-middle-income, highly educated, a middle-aged community, and predominantly owner-occupied. With 16,557 residents, a median household income of $147,708, and a median home value of $614,900, it offers a clear picture of life in this part of Maryland.