US ZIP Code
21251

Baltimore, MD

Baltimore County  ·  Maryland

● Active
👥 249 Population ↓ 74% since 2019
🎂 20.1 Median Age
🎓 62.5% College Grads
▲ 61% above avg
📊 15.1% Unemployment
▲ 208% above avg ↓ 26% since 2019
ZIP Code Details
ZIP Code21251
CityBaltimore
StateMaryland (MD)
CountyBaltimore County
Area Code410/443
Elevation225 ft
Latitude39.349922
Longitude-76.580231
TimezoneNew York (DST)
FIPS24510
ZIP TypeUnique
StatusActive
People & Population (ACS 2023)
♂ Male 71.5% (178) Female 28.5% (71) ♀

Race & Ethnicity

White: 40.2%Hispanic: 2%Black: 46.6%Asian: 6%Other: 5.2%Race
White40.2%
Hispanic2.0%
Black46.6%
Asian6.0%
Other5.2%

Age Breakdown

18–24
90%
25–44
8%
45–64
2%

Key Indicators

Median Age20.1 yrs
Avg Household Size-99.99
Below Poverty0.0% ▼ 100% below avg
College Grads62.5% ▲ 61% above avg
Unemployment15.1% ▲ 208% above avg
Some College5 (20.8%)
Associates4 (16.7%)
Graduate Degree15 (62.5%)

Education

Some College: 20.8%Associates: 16.7%Graduate: 62.5%Edu
Some College20.8%
Associates16.7%
Graduate62.5%
Housing & Income

Financials

Avg HH Size-99.99
Employment & Commute

How People Get to Work

Drove Alone
36%
Walked
36%
Work From Home
27%

Commute Time

Under 15 min
66%
15–30 min
6%
30–45 min
14%
Over 45 min
14%
Frequently Asked Questions
ZIP code 21251 is in Baltimore, MD, in Baltimore County.
ZIP code 21251 is located in Maryland (MD).
ZIP code 21251 is in Baltimore County, MD.
ZIP 21251 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 21251 is 249 people (ACS 2023).
Income data not available.
Home value data not available.
About ZIP Code 21251

ZIP code 21251 is located in Baltimore, Maryland, within Baltimore County. With a population of 249, this is a sparsely populated ZIP code with a young community — the median age is 20.1 years.

The population of 21251 is racially diverse, with Black as the largest group at 46.6%. Residents are highly educated — 62.5% hold a bachelor's degree or higher, which is significantly above the national average.

The unemployment rate in 21251 stands at 15.1%, which is more than double the national average. About 24% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 33%.

Overall, ZIP code 21251 in Baltimore, MD is characterized as highly educated, and a young community.