US ZIP Code
21154

Street, MD

Harford County  ·  Maryland

● Active
👥 7,187 Population ↑ 24% since 2019
💰 $100,583 Median HH Income
▲ 32% above avg ↑ 5% since 2019
🎂 48.4 Median Age ↓ 3% since 2019
🏠 $458,800 Median Home Value
▲ 65% above avg ↑ 33% since 2019
🎓 41.6% College Grads
≈ Avg
📊 1.1% Unemployment
▼ 78% below avg ↓ 67% since 2019
ZIP Code Details
ZIP Code21154
CityStreet
StateMaryland (MD)
CountyHarford County
Area Code410/443/667
Elevation483 ft
Latitude39.657449
Longitude-76.360475
TimezoneNew York (DST)
FIPS24025
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 55.5% (3,988) Female 44.5% (3,199) ♀

Race & Ethnicity

White: 93.1%Hispanic: 0.9%Black: 3.7%Asian: 0.7%Other: 1.6%Race
White93.1%
Hispanic0.9%
Black3.7%
Asian0.7%
Other1.6%

Age Breakdown

Under 5
2%
5–17
18%
18–24
7%
25–44
19%
45–64
32%
65+
10%

Key Indicators

Median Age48.4 yrs ↓ 3% since 2019
Avg Household Size2.81
Below Poverty8.1% ▼ 19% below avg
College Grads41.6% ≈ Avg
Unemployment1.1% ▼ 78% below avg
No HS Diploma60 (1.2%)
HS Graduate1,713 (34.8%)
Some College408 (8.3%)
Associates695 (14.1%)
Bachelors530 (10.8%)
Graduate Degree1,520 (30.9%)

Education

No HS: 1.2%HS Grad: 34.8%Some College: 8.3%Associates: 14.1%Bachelors: 10.8%Graduate: 30.9%Edu
No HS1.2%
HS Grad34.8%
Some College8.3%
Associates14.1%
Bachelors10.8%
Graduate30.9%
Housing & Income

Housing Tenure

Owner: 86.2%Renter: 13.8%Tenure
Owner86.2%
Renter13.8%

Home Value Distribution

Under $50k
7%
$100k–150k
1%
$150k–200k
3%
$200k–300k
10%
$300k–500k
38%
Over $500k
40%

Financials

Median HH Income$100,583 ▲ 32% above avg ↑ 5% since 2019
Median Home Value$458,800 ▲ 65% above avg ↑ 33% since 2019
Home/Income Ratio4.6x (nat avg ~3.5x)
Median Rent$1,209/mo ↓ 4% since 2019
Total Units2,835
Vacant Units300
Avg HH Size2.81

Income Distribution

Under $25k
10%
$25k–50k
13%
$50k–75k
15%
$75k–100k
10%
$100k–150k
19%
$150k–200k
9%
Over $200k
24%
Employment & Commute

How People Get to Work

Drove Alone
87%
Public Transit
1%
Walked
2%
Work From Home
10%

Commute Time

Under 15 min
10%
15–30 min
37%
30–45 min
20%
Over 45 min
33%
Housing Stock

Year Built

Before 1940
2%
1940s–1950s
3%
1960s–1970s
14%
1980s–1990s
21%
2000+
59%

Summary

Total Units2,835
Vacant300
Owner Occupied86.2%
Renter Occupied13.8%
Avg HH Size2.81
Frequently Asked Questions
ZIP code 21154 is in Street, MD, in Harford County.
ZIP code 21154 is located in Maryland (MD).
ZIP code 21154 is in Harford County, MD.
ZIP 21154 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 21154 is 7,187 people (ACS 2023).
The median household income in ZIP code 21154 is $100,583 (ACS 2023).
The median home value in ZIP 21154 is $458,800 (ACS 2023).
About ZIP Code 21154

ZIP code 21154 is located in Street, Maryland, within Harford County. With a population of 7,187, this is a lightly populated ZIP code with a mature community — the median age is 48.4 years. Economically, 21154 is a upper-middle-income ZIP code: the median household income of $100,583 is above the national average.

Real estate in ZIP code 21154 represents a premium housing market. The median home value of $458,800 is significantly above the national average. Renters can expect to pay around $1,209 per month in median rent. Homeownership is strong here — 86.2% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 33% since 2019.

The population of 21154 is primarily White (93.07%). Residents are well-educated — 41.6% hold a bachelor's degree or higher, which is near the national average. Poverty affects a relatively small share of residents at 8.1%. Household income has grown by 5% since 2019.

The unemployment rate in 21154 stands at 1.1%, which is well below the national average. As in most parts of the country, driving alone is the dominant commute mode at 83%.

Overall, ZIP code 21154 in Street, MD is characterized as upper-middle-income, well-educated, a mature community, and predominantly owner-occupied. With 7,187 residents, a median household income of $100,583, and a median home value of $458,800, it offers a clear picture of life in this part of Maryland.