US ZIP Code
21034

Darlington, MD

Harford County  ·  Maryland

● Active
👥 2,802 Population ↓ 20% since 2019
💰 $77,063 Median HH Income
≈ Avg ↓ 7% since 2019
🎂 48.5 Median Age ↓ 2% since 2019
🏠 $348,400 Median Home Value
▲ 25% above avg ↑ 29% since 2019
🎓 33.2% College Grads
▼ 14% below avg
📊 0.4% Unemployment
▼ 92% below avg ↓ 94% since 2019
ZIP Code Details
ZIP Code21034
CityDarlington
StateMaryland (MD)
CountyHarford County
Area Code410/443/667
Elevation261 ft
Latitude39.640582
Longitude-76.223104
TimezoneNew York (DST)
FIPS24025
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 56.3% (1,576) Female 43.8% (1,226) ♀

Race & Ethnicity

White: 90%Hispanic: 7.1%Black: 1.2%Other: 1.7%Race
White90.0%
Hispanic7.1%
Black1.2%
Other1.7%

Age Breakdown

Under 5
4%
5–17
18%
18–24
5%
25–44
18%
45–64
33%
65+
9%

Key Indicators

Median Age48.5 yrs ↓ 2% since 2019
Avg Household Size2.41
Below Poverty13.8% ▲ 38% above avg
College Grads33.2% ▼ 14% below avg
Unemployment0.4% ▼ 92% below avg
No HS Diploma48 (2.6%)
HS Graduate745 (39.8%)
Some College237 (12.7%)
Associates219 (11.7%)
Bachelors131 (7%)
Graduate Degree490 (26.2%)

Education

No HS: 2.6%HS Grad: 39.8%Some College: 12.7%Associates: 11.7%Bachelors: 7%Graduate: 26.2%Edu
No HS2.6%
HS Grad39.8%
Some College12.7%
Associates11.7%
Bachelors7.0%
Graduate26.2%
Housing & Income

Housing Tenure

Owner: 91.2%Renter: 8.8%Tenure
Owner91.2%
Renter8.8%

Home Value Distribution

Under $50k
8%
$50k–100k
3%
$100k–150k
3%
$150k–200k
10%
$200k–300k
18%
$300k–500k
29%
Over $500k
28%

Financials

Median HH Income$77,063 ≈ Avg ↓ 7% since 2019
Median Home Value$348,400 ▲ 25% above avg ↑ 29% since 2019
Home/Income Ratio4.5x (nat avg ~3.5x)
Median Rent$1,226/mo ↑ 37% since 2019
Total Units1,199
Vacant Units38
Avg HH Size2.41

Income Distribution

Under $25k
11%
$25k–50k
18%
$50k–75k
19%
$75k–100k
13%
$100k–150k
16%
$150k–200k
12%
Over $200k
12%
Employment & Commute

How People Get to Work

Drove Alone
88%
Walked
1%
Work From Home
11%

Commute Time

Under 15 min
26%
15–30 min
27%
30–45 min
19%
Over 45 min
28%
Housing Stock

Year Built

Before 1940
3%
1940s–1950s
11%
1960s–1970s
13%
1980s–1990s
15%
2000+
58%

Summary

Total Units1,199
Vacant38
Owner Occupied91.2%
Renter Occupied8.8%
Avg HH Size2.41
Frequently Asked Questions
ZIP code 21034 is in Darlington, MD, in Harford County.
ZIP code 21034 is located in Maryland (MD).
ZIP code 21034 is in Harford County, MD.
ZIP 21034 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 21034 is 2,802 people (ACS 2023).
The median household income in ZIP code 21034 is $77,063 (ACS 2023).
The median home value in ZIP 21034 is $348,400 (ACS 2023).
About ZIP Code 21034

ZIP code 21034 is located in Darlington, Maryland, within Harford County. With a population of 2,802, this is a sparsely populated ZIP code with a mature community — the median age is 48.5 years. Economically, 21034 is a middle-income ZIP code: the median household income of $77,063 is near the national average.

Real estate in ZIP code 21034 represents a mid-range housing market. The median home value of $348,400 is above the national average. Renters can expect to pay around $1,226 per month in median rent. Homeownership is strong here — 91.2% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 29% since 2019.

The population of 21034 is primarily White (90.01%). Residents are moderately educated — 33.2% hold a bachelor's degree or higher, which is near the national average. Poverty affects some residents at 13.8%. Household income has declined by 7% since 2019.

The unemployment rate in 21034 stands at 0.4%, which is well below the national average. As in most parts of the country, driving alone is the dominant commute mode at 76%.

Overall, ZIP code 21034 in Darlington, MD is characterized as middle-income, moderately educated, a mature community, and predominantly owner-occupied. With 2,802 residents, a median household income of $77,063, and a median home value of $348,400, it offers a clear picture of life in this part of Maryland.