Zip code 21228: Catonsville, Maryland

Q: What city is zip code 21228?

21228 is assigned to Catonsville, Maryland. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 21228 in?

21228 is in Baltimore County, Maryland.

Q: What is the population of 21228?

About 50,492 people live in 21228, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 21228?

The median household income in 21228 is $112,656.

Q: What zip codes are near 21228?

The closest zip codes to 21228 are 21250, 21043, 21229, 21207, 21227.

Residential delivery areaBaltimore CountyEastern Time

Population

50,492

Median household income

$113K

U.S. $81K

Median home value

$405K

U.S. $333K

Median rent

$1,701/mo

U.S. $1,413

Median age

42.2

U.S. 38.9

Land area

16 sq mi

3,241 people/sq mi

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

About 21228

21228 is an urban zip code in Catonsville, Maryland (Baltimore County), covering 16 sq mi of land. About 50,492 people live here, or 3,241 per square mile. The median resident is 42.2 years old, compared with 38.9 nationally.

The median household earns $112,656 a year, 40% above the national median of $80,734. 8.1% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $404,700, or 3.6 years of median household income (U.S.: 4.1 years), which makes homes about as affordable as the national average for local earners. 71% of occupied homes are lived in by their owners, and renters pay a median of $1,701 a month.

53% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 25.4 minutes each way, and 21% of workers work from home. The most common jobs among working residents are in management, healthcare and education.

How 21228 compares

Sorted from highest to lowest national percentile

Tech workers8.7%
95th
U.S. 3.8% · MD 6.4%76th of 444 in MD
Government workers21.5%
88th
U.S. 14.5% · MD 22.5%218th of 444 in MD
Diversity index65.8
85th
U.S. 61.4 · MD 67.759th of 446 in MD
Residents 65 and older22.5%
85th
U.S. 17.2% · MD 16.7%112th of 446 in MD
Median earnings per worker$67,559
85th
StrengthU.S. $49,666 · MD $61,200183rd of 443 in MD
Bachelor's degree or higher52.5%
82nd
StrengthU.S. 35.7% · MD 43.4%104th of 445 in MD
Population50,492
81st
U.S. 334,922,499 · MD 6,206,01117th of 446 in MD
Median household income$112,656
81st
StrengthU.S. $80,734 · MD $103,678188th of 414 in MD
Per capita income$54,810
79th
U.S. $44,673 · MD $52,979191st of 446 in MD
Work from home20.6%
79th
U.S. 15.1% · MD 19.3%150th of 444 in MD
Median age42.2
73rd
U.S. 38.9 · MD 39.4210th of 446 in MD
Population density3,241/sq mi
69th
U.S. 95/sq mi · MD 639/sq mi72nd of 446 in MD
Foreign-born residents17%
69th
U.S. 14.1% · MD 16.6%85th of 446 in MD
Median gross rent$1,701
68th
U.S. $1,413 · MD $1,705151st of 338 in MD
Healthcare workers10.6%
66th
U.S. 9.7% · MD 9%117th of 444 in MD
Median home value$404,700
63rd
U.S. $332,700 · MD $419,900222nd of 421 in MD
Rent-burdened renters53.6%
61st
U.S. 51.1% · MD 51.5%156th of 404 in MD
Homeownership rate71%
56th
U.S. 65.2% · MD 67.6%298th of 441 in MD
Veterans6.1%
54th
U.S. 6.2% · MD 6.8%274th of 446 in MD
Average commute25.4 min
46th
U.S. 26.4 min · MD 31.1 min355th of 421 in MD
Residents under 1821.1%
41st
U.S. 22% · MD 22.2%245th of 446 in MD
Income inequality (Gini)0.423
40th
U.S. 0.483 · MD 0.456154th of 438 in MD
Uninsured rate5.1%
34th
U.S. 8.4% · MD 6.3%152nd of 444 in MD
Poverty rate8.1%
32nd
U.S. 12.5% · MD 9.4%181st of 441 in MD
Unemployment rate3.9%
32nd
U.S. 5.2% · MD 4.9%221st of 444 in MD
Self-employed workers7.9%
31st
U.S. 10% · MD 8.7%265th of 444 in MD
Broadband access89%
28th
U.S. 91% · MD 92.4%316th of 441 in MD
Housing vacancy3.4%
15th
U.S. 10.1% · MD 7.7%309th of 441 in MD

Measure	21228	Baltimore	MD	U.S.	National percentile	Rank in MD
Tech workers	8.7%	5.2%	6.4%	3.8%	95th	76th of 444
Government workers	21.5%	19.1%	22.5%	14.5%	88th	218th of 444
Diversity index	65.8	63.6	67.7	61.4	85th	59th of 446
Residents 65 and older	22.5%	18.1%	16.7%	17.2%	85th	112th of 446
Median earnings per workerStrength	$67,559	$57,592	$61,200	$49,666	85th	183rd of 443
Bachelor's degree or higherStrength	52.5%	42.3%	43.4%	35.7%	82nd	104th of 445
Population	50,492	850,796	6,206,011	334,922,499	81st	17th of 446
Median household incomeStrength	$112,656	$91,768	$103,678	$80,734	81st	188th of 414
Per capita income	$54,810	$49,074	$52,979	$44,673	79th	191st of 446
Work from home	20.6%	16.5%	19.3%	15.1%	79th	150th of 444
Median age	42.2	39.7	39.4	38.9	73rd	210th of 446
Population density	3,241/sq mi	1,422/sq mi	639/sq mi	95/sq mi	69th	72nd of 446
Foreign-born residents	17%	13.2%	16.6%	14.1%	69th	85th of 446
Median gross rent	$1,701	$1,627	$1,705	$1,413	68th	151st of 338
Healthcare workers	10.6%	10.8%	9%	9.7%	66th	117th of 444
Median home value	$404,700	$349,300	$419,900	$332,700	63rd	222nd of 421
Rent-burdened renters	53.6%	54.2%	51.5%	51.1%	61st	156th of 404
Homeownership rate	71%	66.4%	67.6%	65.2%	56th	298th of 441
Veterans	6.1%	5.8%	6.8%	6.2%	54th	274th of 446
Average commute	25.4 min	28 min	31.1 min	26.4 min	46th	355th of 421
Residents under 18	21.1%	21.9%	22.2%	22%	41st	245th of 446
Income inequality (Gini)	0.423	0.458	0.456	0.483	40th	154th of 438
Uninsured rate	5.1%	5.4%	6.3%	8.4%	34th	152nd of 444
Poverty rate	8.1%	9.8%	9.4%	12.5%	32nd	181st of 441
Unemployment rate	3.9%	4.9%	4.9%	5.2%	32nd	221st of 444
Self-employed workers	7.9%	8.2%	8.7%	10%	31st	265th of 444
Broadband access	89%	91.4%	92.4%	91%	28th	316th of 441
Housing vacancy	3.4%	5.1%	7.7%	10.1%	15th	309th of 441

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

16%

5–17

18–24

11%

25–34

14%

35–44

10%

45–54

14%

55–64

12%

65–74

11%

75+

Median age

42.2

Under 18

21.1%

65 and over

22.5%

Race and ethnicity

White53%
Black19%
Hispanic9%
Asian14%
Native American0.0%
Pacific Islander0.0%
Other0.6%
Multiracial5%

Diversity index

65.8

U.S. 61.4

Foreign-born

17%

U.S. 14.1%

Born in state

55.6%

Language spoken at home (households)

English only

81%

Spanish

Other Indo-European

Asian / Pacific

Other

Households

Households: 19,788
Average household size: 2.5
Family households: 59.7%
Married couples: 46.4%
Living alone: 33.9%
Veterans (of adults): 6.1%
Male / female: 48% / 52%

Income and poverty

Household income distribution

<$25k

$25–50k

11%

$50–75k

13%

$75–100k

11%

$100–150k

21%

$150–200k

14%

$200k+

20%

Median household income

21228

$112,656

Baltimore Co.

$91,768

Maryland

$103,678

United States

$80,734

Per capita income

$54,810

U.S. $44,673

Poverty rate

8.1%

U.S. 12.5%

Households earning $150K+

34%

U.S. 23%

Income inequality (Gini)

0.423

U.S. 0.483

Housing

Median home value

21228

$404,700

Baltimore Co.

$349,300

Maryland

$419,900

United States

$332,700

Median gross rent

21228

$1,701

Baltimore Co.

$1,627

Maryland

$1,705

United States

$1,413

Types of housing

Single-family

71%

2–4 units

5–19 units

13%

20+ units

11%

Mobile home

0.1%

Boat, RV, van

Housing units: 20,482
Owner-occupied: 71%
Vacant: 3.4%
Median year built: 1969
Median rooms: 6.6
Renters paying 30%+ of income: 53.6%
Renters paying 50%+ of income: 33.1%
Home value to income: 3.6× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

70%

Carpooled

Transit

Walked

Bicycle

0.1%

Worked from home

21%

Other

0.4%

Commute time (one way)

<10 min

10–19

26%

20–29

30%

30–44

24%

45–59

60+

Average commute

25.4 min

U.S. 26.4 min

Unemployment

3.9%

U.S. 5.2%

In labor force

63.5%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Management

13%

Healthcare

11%

Education

10%

Computer and math

Office and admin

Sales

Transportation and moving

Business and finance

Engineering and science

Food service

Cleaning and personal care

Construction and repair

Legal and social services

Arts, media and sports

Production

Police and fire

Farming, fishing and forestry

Industries

Professional and technical services

14%

Health care and social assistance

14%

Education

13%

Public administration

Retail

Restaurants and hotels

Finance, insurance and real estate

Manufacturing

Construction

Transportation, warehousing and utilities

Other services

Admin, support and management

Wholesale

Arts and recreation

Information

Agriculture and mining

0.1%

Median earnings per worker

$67,559

U.S. $49,666

Self-employed

7.9%

U.S. 10%

Government workers

21.5%

U.S. 14.5%

Nonprofit workers

13.6%

U.S. 8.8%

Median earnings by type of work

Type of work	21228	U.S.
Management, business, science and arts	$92,072	$74,888
Service	$21,689	$26,804
Sales and office	$49,577	$40,476
Construction and maintenance	$52,402	$49,199
Production and transportation	$42,889	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

High school

17%

Some college

15%

Associate's

Bachelor's

28%

Graduate

25%

High school graduate or higher: 91.4%
Bachelor's degree or higher: 52.5%
Graduate or professional degree: 24.5%
Households with broadband: 89%
Cable, fiber or DSL: 78.1%
No internet access: 4.7%
Without health insurance: 5.1%
Limited-English households: 3.6%

Geography

City (USPS): Catonsville
State: Maryland
County: Baltimore County
Center point: 39.2729° N, 76.7477° W
Land area: 16 sq mi
Water area: under 0.1 sq mi
Time zone: Eastern Time (UTC-5, UTC-4 in summer)
Zip type: Residential delivery area

Cities and towns within this zip

Catonsville (unincorporated)77% of zip
Woodlawn (unincorporated)23% of zip

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

Zip codes near 21228

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
21250	Baltimore, MD	2.3 mi	2,834	—	—
21043	Ellicott City, MD	3.1 mi	48,525	$148,125	$620,900
21229	Baltimore, MD	3.1 mi	46,679	$60,047	$201,300
21207	Gwynn Oak, MD	3.9 mi	47,099	$67,060	$260,300
21227	Halethorpe, MD	4.3 mi	34,907	$85,986	$289,400
21244	Windsor Mill, MD	4.6 mi	38,208	$85,114	$282,600
21075	Elkridge, MD	4.8 mi	37,363	$135,303	$455,300
21216	Baltimore, MD	4.8 mi	29,426	$42,031	$147,800
21223	Baltimore, MD	5.1 mi	19,572	$45,840	$110,600
21215	Baltimore, MD	6.1 mi	52,229	$51,587	$201,200
21090	Linthicum Heights, MD	6.2 mi	10,652	$138,119	$410,400
21045	Columbia, MD	6.3 mi	40,034	$118,563	$453,700

Zip codes like 21228 elsewhere

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

Questions about 21228

What city is zip code 21228?

21228 is assigned to Catonsville, Maryland. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 21228 in?

21228 is in Baltimore County, Maryland.

What is the population of 21228?

About 50,492 people live in 21228, according to the Census Bureau's American Community Survey.

What time zone is 21228 in?

21228 is in Eastern Time.

What is the median household income in 21228?

The median household income in 21228 is $112,656.

What zip codes are near 21228?

The closest zip codes to 21228 are 21250, 21043, 21229, 21207, 21227.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 21228, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.