US ZIP Code
21010

Gunpowder, MD

Harford County  ·  Maryland

● Active
👥 216 Population ↑ 2% since 2019
💰 $94,097 Median HH Income
▲ 23% above avg ↑ 57% since 2019
🎂 17.9 Median Age ↓ 44% since 2019
🎓 100.0% College Grads
▲ 158% above avg
📊 0.0% Unemployment
▼ 100% below avg
ZIP Code Details
ZIP Code21010
CityGunpowder
StateMaryland (MD)
CountyHarford County
Area Code667
Elevation19 ft
Latitude39.390932
Longitude-76.292629
TimezoneNew York (DST)
FIPS24025
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 65.3% (141) Female 34.7% (75) ♀

Race & Ethnicity

White: 72.7%Hispanic: 27.3%Race
White72.7%
Hispanic27.3%

Age Breakdown

5–17
51%
18–24
16%
25–44
17%
45–64
16%

Key Indicators

Median Age17.9 yrs ↓ 44% since 2019
Avg Household Size4.70
Below Poverty0.0% ▼ 100% below avg
College Grads100.0% ▲ 158% above avg
Unemployment0.0% ▼ 100% below avg
Bachelors24 (34.3%)
Graduate Degree46 (65.7%)

Education

Bachelors: 34.3%Graduate: 65.7%Edu
Bachelors34.3%
Graduate65.7%
Housing & Income

Housing Tenure

Renter: 100%Tenure
Renter100.0%

Financials

Median HH Income$94,097 ▲ 23% above avg ↑ 57% since 2019
Median Rent$2,795/mo
Total Units105
Vacant Units59
Avg HH Size4.70

Income Distribution

$75k–100k
78%
$100k–150k
22%
Employment & Commute

How People Get to Work

Drove Alone
78%
Work From Home
22%

Commute Time

Under 15 min
100%
Frequently Asked Questions
ZIP code 21010 is in Gunpowder, MD, in Harford County.
ZIP code 21010 is located in Maryland (MD).
ZIP code 21010 is in Harford County, MD.
ZIP 21010 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 21010 is 216 people (ACS 2023).
The median household income in ZIP code 21010 is $94,097 (ACS 2023).
Home value data not available.
About ZIP Code 21010

ZIP code 21010 is located in Gunpowder, Maryland, within Harford County. With a population of 216, this is a sparsely populated ZIP code with a young community — the median age is 17.9 years. Economically, 21010 is a middle-income ZIP code: the median household income of $94,097 is above the national average.

Renters can expect to pay around $2,795 per month in median rent.

The population of 21010 is primarily White (72.69%). Residents are highly educated — 100.0% hold a bachelor's degree or higher, which is more than double the national average. Household income has grown by 57% since 2019.

About 22% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 78%.

Overall, ZIP code 21010 in Gunpowder, MD is characterized as middle-income, highly educated, and a young community.