US ZIP Code
21234

Parkville, MD

Baltimore County  ·  Maryland

● Active
👥 65,010 Population ↓ 5% since 2019
💰 $83,139 Median HH Income
▲ 9% above avg ↑ 25% since 2019
🎂 40.7 Median Age ↑ 3% since 2019
🏠 $276,000 Median Home Value
≈ Avg ↑ 24% since 2019
🎓 46.8% College Grads
▲ 21% above avg
📊 3.5% Unemployment
▼ 28% below avg ↓ 23% since 2019
ZIP Code Details
ZIP Code21234
CityParkville
StateMaryland (MD)
CountyBaltimore County
Area Code410/443/667
Elevation331 ft
Latitude39.393254
Longitude-76.531822
TimezoneNew York (DST)
FIPS24005
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 47.2% (30,678) Female 52.8% (34,332) ♀

Race & Ethnicity

White: 57.9%Hispanic: 4.9%Black: 28.4%Asian: 5.1%Other: 3.2%Race
White57.9%
Hispanic4.9%
Black28.4%
Asian5.1%
Other3.2%

Age Breakdown

Under 5
6%
5–17
15%
18–24
7%
25–44
28%
45–64
25%
65+
7%

Key Indicators

Median Age40.7 yrs ↑ 3% since 2019
Avg Household Size2.36
Below Poverty7.1% ▼ 29% below avg
College Grads46.8% ▲ 21% above avg
Unemployment3.5% ▼ 28% below avg
No HS Diploma682 (1.6%)
HS Graduate11,118 (25.3%)
Some College5,397 (12.3%)
Associates6,133 (14%)
Bachelors4,410 (10%)
Graduate Degree16,148 (36.8%)

Education

No HS: 1.6%HS Grad: 25.3%Some College: 12.3%Associates: 14%Bachelors: 10%Graduate: 36.8%Edu
No HS1.6%
HS Grad25.3%
Some College12.3%
Associates14.0%
Bachelors10.0%
Graduate36.8%
Housing & Income

Housing Tenure

Owner: 65.2%Renter: 34.8%Tenure
Owner65.2%
Renter34.8%

Home Value Distribution

Under $50k
2%
$50k–100k
1%
$100k–150k
5%
$150k–200k
11%
$200k–300k
42%
$300k–500k
34%
Over $500k
6%

Financials

Median HH Income$83,139 ▲ 9% above avg ↑ 25% since 2019
Median Home Value$276,000 ≈ Avg ↑ 24% since 2019
Home/Income Ratio3.3x (nat avg ~3.5x)
Median Rent$1,542/mo ↑ 20% since 2019
Total Units29,575
Vacant Units2,317
Avg HH Size2.36

Income Distribution

Under $25k
10%
$25k–50k
13%
$50k–75k
20%
$75k–100k
15%
$100k–150k
22%
$150k–200k
10%
Over $200k
10%
Employment & Commute

How People Get to Work

Drove Alone
82%
Public Transit
2%
Walked
1%
Work From Home
15%

Commute Time

Under 15 min
15%
15–30 min
43%
30–45 min
26%
Over 45 min
17%
Housing Stock

Year Built

Before 1940
6%
1940s–1950s
23%
1960s–1970s
11%
1980s–1990s
6%
2000+
55%

Summary

Total Units29,575
Vacant2,317
Owner Occupied65.2%
Renter Occupied34.8%
Avg HH Size2.36
Frequently Asked Questions
ZIP code 21234 is in Parkville, MD, in Baltimore County.
ZIP code 21234 is located in Maryland (MD).
ZIP code 21234 is in Baltimore County, MD.
ZIP 21234 observes the New York timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 21234 is 65,010 people (ACS 2023).
The median household income in ZIP code 21234 is $83,139 (ACS 2023).
The median home value in ZIP 21234 is $276,000 (ACS 2023).
About ZIP Code 21234

ZIP code 21234 is located in Parkville, Maryland, within Baltimore County. With a population of 65,010, this is a densely populated ZIP code with a middle-aged community — the median age is 40.7 years. Economically, 21234 is a middle-income ZIP code: the median household income of $83,139 is near the national average.

Real estate in ZIP code 21234 represents a mid-range housing market. The median home value of $276,000 is near the national average. Renters can expect to pay around $1,542 per month in median rent. Homeownership is strong here — 65.2% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 24% since 2019.

The population of 21234 is majority White (57.90%). Residents are well-educated — 46.8% hold a bachelor's degree or higher, which is above the national average. Poverty affects a relatively small share of residents at 7.1%. Household income has grown by 25% since 2019.

The unemployment rate in 21234 stands at 3.5%, which is below the national average. About 13% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 74%.

Overall, ZIP code 21234 in Parkville, MD is characterized as middle-income, well-educated, a middle-aged community, and predominantly owner-occupied. With 65,010 residents, a median household income of $83,139, and a median home value of $276,000, it offers a clear picture of life in this part of Maryland.