Zip code 21234: Parkville, Maryland

Q: What city is zip code 21234?

21234 is assigned to Parkville, Maryland. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 21234 in?

21234 is mostly in Baltimore County, but it extends into 1 other county.

Q: What is the population of 21234?

About 66,334 people live in 21234, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 21234?

The median household income in 21234 is $83,517.

Q: What zip codes are near 21234?

The closest zip codes to 21234 are 21286, 21236, 21214, 21239, 21284.

Residential delivery areaBaltimore CountyEastern Time

Population

66,334

Median household income

$84K

U.S. $81K

Median home value

$288K

U.S. $333K

Median rent

$1,587/mo

U.S. $1,413

Median age

40.5

U.S. 38.9

Land area

13 sq mi

4,967 people/sq mi

Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.

About 21234

21234 is an urban zip code in Parkville, Maryland (Baltimore County), covering 13 sq mi of land. About 66,334 people live here, or 4,967 per square mile. The median resident is 40.5 years old, compared with 38.9 nationally.

The median household earns $83,517 a year, close to the national median of $80,734. 8.4% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $288,100, or 3.4 years of median household income (U.S.: 4.1 years), which makes homes about as affordable as the national average for local earners. 65% of occupied homes are lived in by their owners, and renters pay a median of $1,587 a month.

36% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 27.4 minutes each way, and 14% of workers work from home. The most common jobs among working residents are in office and administrative support; management; and healthcare.

How 21234 compares

Sorted from highest to lowest national percentile

Population66,334
93rd
U.S. 334,922,499 · MD 6,206,0112nd of 446 in MD
Population density4,967/sq mi
81st
U.S. 95/sq mi · MD 639/sq mi46th of 446 in MD
Government workers18.7%
80th
U.S. 14.5% · MD 22.5%292nd of 444 in MD
Tech workers4.8%
77th
U.S. 3.8% · MD 6.4%219th of 444 in MD
Diversity index60.7
73rd
U.S. 61.4 · MD 67.7100th of 446 in MD
Residents 65 and older19.1%
68th
U.S. 17.2% · MD 16.7%181st of 446 in MD
Median earnings per worker$55,195
68th
U.S. $49,666 · MD $61,200264th of 443 in MD
Per capita income$44,405
61st
U.S. $44,673 · MD $52,979282nd of 446 in MD
Median gross rent$1,587
61st
U.S. $1,413 · MD $1,705184th of 338 in MD
Median age40.5
61st
U.S. 38.9 · MD 39.4263rd of 446 in MD
Rent-burdened renters53.2%
60th
U.S. 51.1% · MD 51.5%164th of 404 in MD
Healthcare workers10.1%
60th
U.S. 9.7% · MD 9%136th of 444 in MD
Bachelor's degree or higher36.4%
59th
U.S. 35.7% · MD 43.4%231st of 445 in MD
Average commute27.4 min
59th
U.S. 26.4 min · MD 31.1 min319th of 421 in MD
Veterans6.4%
58th
U.S. 6.2% · MD 6.8%262nd of 446 in MD
Work from home14%
56th
U.S. 15.1% · MD 19.3%269th of 444 in MD
Foreign-born residents11.5%
55th
U.S. 14.1% · MD 16.6%133rd of 446 in MD
Median household income$83,517
54th
U.S. $80,734 · MD $103,678299th of 414 in MD
Housing vacancy6.8%
51st
U.S. 10.1% · MD 7.7%180th of 441 in MD
Median home value$288,100
41st
U.S. $332,700 · MD $419,900335th of 421 in MD
Homeownership rate64.5%
41st
U.S. 65.2% · MD 67.6%350th of 441 in MD
Residents under 1820.9%
39th
U.S. 22% · MD 22.2%254th of 446 in MD
Poverty rate8.4%
34th
U.S. 12.5% · MD 9.4%173rd of 441 in MD
Uninsured rate5.1%
34th
U.S. 8.4% · MD 6.3%153rd of 444 in MD
Unemployment rate3.9%
32nd
U.S. 5.2% · MD 4.9%222nd of 444 in MD
Income inequality (Gini)0.408
26th
U.S. 0.483 · MD 0.456212th of 438 in MD
Broadband access88.1%
24th
U.S. 91% · MD 92.4%328th of 441 in MD
Self-employed workers6.7%
16th
U.S. 10% · MD 8.7%316th of 444 in MD

Measure	21234	Baltimore	MD	U.S.	National percentile	Rank in MD
Population	66,334	850,796	6,206,011	334,922,499	93rd	2nd of 446
Population density	4,967/sq mi	1,422/sq mi	639/sq mi	95/sq mi	81st	46th of 446
Government workers	18.7%	19.1%	22.5%	14.5%	80th	292nd of 444
Tech workers	4.8%	5.2%	6.4%	3.8%	77th	219th of 444
Diversity index	60.7	63.6	67.7	61.4	73rd	100th of 446
Residents 65 and older	19.1%	18.1%	16.7%	17.2%	68th	181st of 446
Median earnings per worker	$55,195	$57,592	$61,200	$49,666	68th	264th of 443
Per capita income	$44,405	$49,074	$52,979	$44,673	61st	282nd of 446
Median gross rent	$1,587	$1,627	$1,705	$1,413	61st	184th of 338
Median age	40.5	39.7	39.4	38.9	61st	263rd of 446
Rent-burdened renters	53.2%	54.2%	51.5%	51.1%	60th	164th of 404
Healthcare workers	10.1%	10.8%	9%	9.7%	60th	136th of 444
Bachelor's degree or higher	36.4%	42.3%	43.4%	35.7%	59th	231st of 445
Average commute	27.4 min	28 min	31.1 min	26.4 min	59th	319th of 421
Veterans	6.4%	5.8%	6.8%	6.2%	58th	262nd of 446
Work from home	14%	16.5%	19.3%	15.1%	56th	269th of 444
Foreign-born residents	11.5%	13.2%	16.6%	14.1%	55th	133rd of 446
Median household income	$83,517	$91,768	$103,678	$80,734	54th	299th of 414
Housing vacancy	6.8%	5.1%	7.7%	10.1%	51st	180th of 441
Median home value	$288,100	$349,300	$419,900	$332,700	41st	335th of 421
Homeownership rate	64.5%	66.4%	67.6%	65.2%	41st	350th of 441
Residents under 18	20.9%	21.9%	22.2%	22%	39th	254th of 446
Poverty rate	8.4%	9.8%	9.4%	12.5%	34th	173rd of 441
Uninsured rate	5.1%	5.4%	6.3%	8.4%	34th	153rd of 444
Unemployment rate	3.9%	4.9%	4.9%	5.2%	32nd	222nd of 444
Income inequality (Gini)	0.408	0.458	0.456	0.483	26th	212th of 438
Broadband access	88.1%	91.4%	92.4%	91%	24th	328th of 441
Self-employed workers	6.7%	8.2%	8.7%	10%	16th	316th of 444

The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.

People

Age

Under 5

15%

5–17

18–24

13%

25–34

15%

35–44

12%

45–54

12%

55–64

10%

65–74

75+

Median age

40.5

Under 18

20.9%

65 and over

19.1%

Race and ethnicity

White54%
Black31%
Hispanic5%
Asian6%
Native American0.1%
Pacific Islander0%
Other0.5%
Multiracial4%

Diversity index

60.7

U.S. 61.4

Foreign-born

11.5%

U.S. 14.1%

Born in state

70.2%

Language spoken at home (households)

English only

86%

Spanish

Other Indo-European

Asian / Pacific

Other

Households

Households: 27,639
Average household size: 2.4
Family households: 59.5%
Married couples: 37.9%
Living alone: 34.9%
Veterans (of adults): 6.4%
Male / female: 49% / 51%

Income and poverty

Household income distribution

<$25k

10%

$25–50k

17%

$50–75k

17%

$75–100k

16%

$100–150k

20%

$150–200k

10%

$200k+

11%

Median household income

21234

$83,517

Baltimore Co.

$91,768

Maryland

$103,678

United States

$80,734

Per capita income

$44,405

U.S. $44,673

Poverty rate

8.4%

U.S. 12.5%

Households earning $150K+

20.8%

U.S. 23%

Income inequality (Gini)

0.408

U.S. 0.483

Housing

Median home value

21234

$288,100

Baltimore Co.

$349,300

Maryland

$419,900

United States

$332,700

Median gross rent

21234

$1,587

Baltimore Co.

$1,627

Maryland

$1,705

United States

$1,413

Types of housing

Single-family

71%

2–4 units

5–19 units

16%

20+ units

Mobile home

0.1%

Boat, RV, van

Housing units: 29,649
Owner-occupied: 64.5%
Vacant: 6.8%
Median year built: 1963
Median rooms: 6.2
Renters paying 30%+ of income: 53.2%
Renters paying 50%+ of income: 28.8%
Home value to income: 3.4× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

73%

Carpooled

Transit

Walked

0.8%

Bicycle

0.0%

Worked from home

14%

Other

Commute time (one way)

<10 min

10–19

26%

20–29

30%

30–44

24%

45–59

60+

Average commute

27.4 min

U.S. 26.4 min

Unemployment

3.9%

U.S. 5.2%

In labor force

66.8%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Office and admin

13%

Management

11%

Healthcare

10%

Sales

Education

Transportation and moving

Construction and repair

Business and finance

Cleaning and personal care

Computer and math

Legal and social services

Engineering and science

Food service

Production

Police and fire

Arts, media and sports

Farming, fishing and forestry

0.1%

Industries

Health care and social assistance

17%

Education

13%

Retail

12%

Professional and technical services

Public administration

Transportation, warehousing and utilities

Manufacturing

Construction

Finance, insurance and real estate

Restaurants and hotels

Other services

Admin, support and management

Wholesale

Arts and recreation

Information

Agriculture and mining

0.5%

Median earnings per worker

$55,195

U.S. $49,666

Self-employed

6.7%

U.S. 10%

Government workers

18.7%

U.S. 14.5%

Nonprofit workers

12.1%

U.S. 8.8%

Median earnings by type of work

Type of work	21234	U.S.
Management, business, science and arts	$73,249	$74,888
Service	$33,551	$26,804
Sales and office	$43,137	$40,476
Construction and maintenance	$61,447	$49,199
Production and transportation	$41,813	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

High school

26%

Some college

21%

Associate's

Bachelor's

21%

Graduate

15%

High school graduate or higher: 92.2%
Bachelor's degree or higher: 36.4%
Graduate or professional degree: 15.3%
Households with broadband: 88.1%
Cable, fiber or DSL: 74.3%
No internet access: 5.5%
Without health insurance: 5.1%
Limited-English households: 1.2%

Geography

City (USPS): Parkville
State: Maryland
County: Baltimore County
Center point: 39.3933° N, 76.5318° W
Land area: 13 sq mi
Water area: under 0.1 sq mi
Time zone: Eastern Time (UTC-5, UTC-4 in summer)
Zip type: Residential delivery area

21234 spans 2 counties

Baltimore County93% of land
Baltimore city7% of land

Cities and towns within this zip

Carney (unincorporated)49% of zip
Parkville (unincorporated)30% of zip
Perry Hall (unincorporated)8% of zip
Baltimore7% of zip
Overlea (unincorporated)4% of zip
Hampton (unincorporated)2% of zip

Census places overlapping the zip's area. Mail may use a different city name than the municipality.

Zip codes near 21234

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
21286	Towson, MD	2.6 mi	21,853	$93,808	$430,100
21236	Nottingham, MD	2.6 mi	39,514	$95,149	$327,200
21214	Baltimore, MD	3.3 mi	21,092	$86,366	$259,500
21239	Baltimore, MD	3.5 mi	27,346	$62,650	$207,400
21284	Towson, MD · PO box	3.8 mi	—	—	—
21206	Baltimore, MD	3.8 mi	48,902	$64,531	$216,100
21057	Glen Arm, MD	4 mi	4,386	$145,924	$623,200
21251	Baltimore, MD	4 mi	191	—	—
21237	Rosedale, MD	4.1 mi	31,425	$91,693	$295,600
21252	Towson, MD	4.2 mi	4,865	—	—
21094	Lutherville Timonium, MD · PO box	4.5 mi	—	—	—
21128	Perry Hall, MD	4.5 mi	15,501	$128,069	$449,500

Zip codes like 21234 elsewhere

Matched on income, home values, age, density, education, housing and commuting

Questions about 21234

What city is zip code 21234?

21234 is assigned to Parkville, Maryland. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 21234 in?

21234 is mostly in Baltimore County, but it extends into 1 other county.

What is the population of 21234?

About 66,334 people live in 21234, according to the Census Bureau's American Community Survey.

What time zone is 21234 in?

21234 is in Eastern Time.

What is the median household income in 21234?

The median household income in 21234 is $83,517.

What zip codes are near 21234?

The closest zip codes to 21234 are 21286, 21236, 21214, 21239, 21284.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 21234, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.