US ZIP Code
21071

Glyndon, MD

Baltimore County  ·  Maryland

● Active
👥 355 Population ↓ 39% since 2019
💰 $138,456 Median HH Income
▲ 81% above avg ↓ 32% since 2019
🎂 33.7 Median Age ↓ 28% since 2019
🏠 $451,800 Median Home Value
▲ 62% above avg ↑ 19% since 2019
🎓 70.9% College Grads
▲ 83% above avg
📊 13.8% Unemployment
▲ 183% above avg ↑ 4% since 2019
ZIP Code Details
ZIP Code21071
CityGlyndon
StateMaryland (MD)
CountyBaltimore County
Area Code410/443
Elevation663 ft
Latitude39.483808
Longitude-76.81036
TimezoneNew York (DST)
FIPS24005
ZIP TypePO Box
StatusActive
People & Population (ACS 2023)
♂ Male 59.7% (212) Female 40.3% (143) ♀

Race & Ethnicity

White: 95.8%Asian: 1.4%Other: 2.8%Race
White95.8%
Asian1.4%
Other2.8%

Age Breakdown

Under 5
17%
5–17
13%
25–44
23%
45–64
27%
65+
4%

Key Indicators

Median Age33.7 yrs ↓ 28% since 2019
Avg Household Size3.09
Below Poverty5.1% ▼ 49% below avg
College Grads70.9% ▲ 83% above avg
Unemployment13.8% ▲ 183% above avg
HS Graduate31 (13.5%)
Associates36 (15.7%)
Bachelors14 (6.1%)
Graduate Degree149 (64.8%)

Education

HS Grad: 13.5%Associates: 15.7%Bachelors: 6.1%Graduate: 64.8%Edu
HS Grad13.5%
Associates15.7%
Bachelors6.1%
Graduate64.8%
Housing & Income

Housing Tenure

Owner: 100%Tenure
Owner100.0%

Home Value Distribution

$200k–300k
13%
$300k–500k
60%
Over $500k
27%

Financials

Median HH Income$138,456 ▲ 81% above avg ↓ 32% since 2019
Median Home Value$451,800 ▲ 62% above avg ↑ 19% since 2019
Home/Income Ratio3.3x (nat avg ~3.5x)
Total Units115
Avg HH Size3.09

Income Distribution

$75k–100k
32%
$100k–150k
22%
Over $200k
47%
Employment & Commute

How People Get to Work

Drove Alone
100%

Commute Time

15–30 min
47%
30–45 min
24%
Over 45 min
29%
Housing Stock

Year Built

1940s–1950s
4%
1960s–1970s
10%
2000+
86%

Summary

Total Units115
Owner Occupied100.0%
Renter Occupied0.0%
Avg HH Size3.09
Frequently Asked Questions
ZIP code 21071 is in Glyndon, MD, in Baltimore County.
ZIP code 21071 is located in Maryland (MD).
ZIP code 21071 is in Baltimore County, MD.
ZIP 21071 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 21071 is 355 people (ACS 2023).
The median household income in ZIP code 21071 is $138,456 (ACS 2023).
The median home value in ZIP 21071 is $451,800 (ACS 2023).
About ZIP Code 21071

ZIP code 21071 is located in Glyndon, Maryland, within Baltimore County. With a population of 355, this is a sparsely populated ZIP code with a relatively young community — the median age is 33.7 years. Economically, 21071 is a upper-middle-income ZIP code: the median household income of $138,456 is significantly above the national average.

Real estate in ZIP code 21071 represents a premium housing market. The median home value of $451,800 is significantly above the national average. Median home values have increased by 19% since 2019.

The population of 21071 is primarily White (95.77%). Residents are highly educated — 70.9% hold a bachelor's degree or higher, which is significantly above the national average. Poverty affects a relatively small share of residents at 5.1%. Household income has declined by 32% since 2019.

The unemployment rate in 21071 stands at 13.8%, which is more than double the national average. As in most parts of the country, driving alone is the dominant commute mode at 96%.

Overall, ZIP code 21071 in Glyndon, MD is characterized as upper-middle-income, highly educated, a relatively young community, and predominantly owner-occupied. With 355 residents, a median household income of $138,456, and a median home value of $451,800, it offers a clear picture of life in this part of Maryland.