Zip code 21056: Gibson Island, Maryland

Q: What city is zip code 21056?

21056 is assigned to Gibson Island, Maryland. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 21056 in?

21056 is in Anne Arundel County, Maryland.

Q: What is the population of 21056?

About 291 people live in 21056, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 21056?

The median household income in 21056 is $250,000+.

Q: What zip codes are near 21056?

The closest zip codes to 21056 are 21122, 21012, 21409, 21402, 21146.

Residential delivery areaAnne Arundel CountyEastern Time

Population

291

Small sample: rough estimates

Median household income

$250K+

U.S. $81K

Median home value

$2M+

U.S. $333K

Median rent

—

U.S. $1,413

Median age

66.6

U.S. 38.9

Land area

1.4 sq mi

212 people/sq mi

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

About 21056

21056 is a small-town zip code in Gibson Island, Maryland (Anne Arundel County), covering 1.4 sq mi of land. About 291 people live here, or 212 per square mile. The median resident is 66.6 years old, compared with 38.9 nationally. With so few residents, the Census figures below are rough estimates with wide margins of error.

The median household income is $250,000+ a year, the Census Bureau's reporting limit (U.S.: $80,734). 0% of residents live below the poverty line (U.S.: 12.5%). The median home value is $2,000,000+. 100% of occupied homes are lived in by their owners.

93% of adults hold a bachelor's degree or higher (U.S.: 36%). The most common jobs among working residents are in transportation and moving goods; business and finance; and management. 26% of them are self-employed (U.S.: 10%).

How 21056 compares

Sorted from highest to lowest national percentile

Only about 291 people live here, so these survey estimates have wide margins of error.

Median household income$250,000+
99th
StrengthU.S. $80,734 · MD $103,6781st of 414 in MD
Per capita income$214,716
99th
StrengthU.S. $44,673 · MD $52,9791st of 446 in MD
Median home value$2,000,000+
99th
U.S. $332,700 · MD $419,9001st of 421 in MD
Median age66.6
99th
U.S. 38.9 · MD 39.49th of 446 in MD
Bachelor's degree or higher93.1%
99th
StrengthU.S. 35.7% · MD 43.4%2nd of 445 in MD
Homeownership rate100%
99th
StrengthU.S. 65.2% · MD 67.6%3rd of 441 in MD
Broadband access100%
99th
StrengthU.S. 91% · MD 92.4%3rd of 441 in MD
Housing vacancy52.6%
99th
U.S. 10.1% · MD 7.7%6th of 441 in MD
Residents 65 and older81.4%
99th
U.S. 17.2% · MD 16.7%2nd of 446 in MD
Median earnings per worker$250,000+
99th
StrengthU.S. $49,666 · MD $61,2001st of 443 in MD
Self-employed workers25.8%
99th
U.S. 10% · MD 8.7%19th of 444 in MD
Veterans7.2%
69th
U.S. 6.2% · MD 6.8%211th of 446 in MD
Work from home14.5%
59th
U.S. 15.1% · MD 19.3%257th of 444 in MD
Population density212/sq mi
21st
U.S. 95/sq mi · MD 639/sq mi290th of 446 in MD
Population291
1st
U.S. 334,922,499 · MD 6,206,011415th of 446 in MD
Poverty rate0%
1st
StrengthU.S. 12.5% · MD 9.4%418th of 441 in MD
Unemployment rate0%
1st
StrengthU.S. 5.2% · MD 4.9%395th of 444 in MD
Diversity index0
1st
U.S. 61.4 · MD 67.7433rd of 446 in MD
Uninsured rate0%
1st
StrengthU.S. 8.4% · MD 6.3%398th of 444 in MD
Foreign-born residents0%
1st
U.S. 14.1% · MD 16.6%409th of 446 in MD
Residents under 180%
1st
U.S. 22% · MD 22.2%432nd of 446 in MD
Tech workers0%
1st
U.S. 3.8% · MD 6.4%380th of 444 in MD
Healthcare workers0%
1st
U.S. 9.7% · MD 9%414th of 444 in MD
Government workers0%
1st
U.S. 14.5% · MD 22.5%429th of 444 in MD
Income inequality (Gini)0.229
1st
StrengthU.S. 0.483 · MD 0.456431st of 438 in MD

Measure	21056	Anne Arundel	MD	U.S.	National percentile	Rank in MD
Median household incomeStrength	$250,000+	$124,911	$103,678	$80,734	99th	1st of 414
Per capita incomeStrength	$214,716	$59,733	$52,979	$44,673	99th	1st of 446
Median home value	$2,000,000+	$467,900	$419,900	$332,700	99th	1st of 421
Median age	66.6	39	39.4	38.9	99th	9th of 446
Bachelor's degree or higherStrength	93.1%	45.8%	43.4%	35.7%	99th	2nd of 445
Homeownership rateStrength	100%	75.1%	67.6%	65.2%	99th	3rd of 441
Broadband accessStrength	100%	95.5%	92.4%	91%	99th	3rd of 441
Housing vacancy	52.6%	4.9%	7.7%	10.1%	99th	6th of 441
Residents 65 and older	81.4%	15.9%	16.7%	17.2%	99th	2nd of 446
Median earnings per workerStrength	$250,000+	$70,116	$61,200	$49,666	99th	1st of 443
Self-employed workers	25.8%	9.3%	8.7%	10%	99th	19th of 444
Veterans	7.2%	9.8%	6.8%	6.2%	69th	211th of 446
Work from home	14.5%	18.5%	19.3%	15.1%	59th	257th of 444
Population density	212/sq mi	1,442/sq mi	639/sq mi	95/sq mi	21st	290th of 446
Population	291	598,166	6,206,011	334,922,499	1st	415th of 446
Poverty rateStrength	0%	5.6%	9.4%	12.5%	1st	418th of 441
Unemployment rateStrength	0%	3.7%	4.9%	5.2%	1st	395th of 444
Diversity index	0	57.3	67.7	61.4	1st	433rd of 446
Uninsured rateStrength	0%	4.7%	6.3%	8.4%	1st	398th of 444
Foreign-born residents	0%	10%	16.6%	14.1%	1st	409th of 446
Residents under 18	0%	22.4%	22.2%	22%	1st	432nd of 446
Tech workers	0%	7.5%	6.4%	3.8%	1st	380th of 444
Healthcare workers	0%	7.9%	9%	9.7%	1st	414th of 444
Government workers	0%	23%	22.5%	14.5%	1st	429th of 444
Income inequality (Gini)Strength	0.229	0.418	0.456	0.483	1st	431st of 438

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

5–17

18–24

25–34

35–44

45–54

12%

55–64

74%

65–74

75+

Median age

66.6

Under 18

65 and over

81.4%

Race and ethnicity

White100%
Black0%
Hispanic0%
Asian0%
Native American0%
Pacific Islander0%
Other0%
Multiracial0%

Diversity index

U.S. 61.4

Foreign-born

U.S. 14.1%

Born in state

26.5%

Language spoken at home (households)

English only

100%

Spanish

Other Indo-European

Asian / Pacific

Other

Households

Households: 145
Average household size: 2
Family households: 87.6%
Married couples: 87.6%
Living alone: 12.4%
Veterans (of adults): 7.2%
Male / female: 46% / 54%

Income and poverty

Household income distribution

<$25k

$25–50k

$50–75k

$75–100k

12%

$100–150k

$150–200k

$200k+

88%

Median household income

21056

$250,000+

Anne Arundel Co.

$124,911

Maryland

$103,678

United States

$80,734

Per capita income

$214,716

U.S. $44,673

Poverty rate

U.S. 12.5%

Households earning $150K+

87.6%

U.S. 23%

Income inequality (Gini)

0.229

U.S. 0.483

Housing

Median home value

21056

$2,000,000+

Anne Arundel Co.

$467,900

Maryland

$419,900

United States

$332,700

Median gross rent

21056

—

Anne Arundel Co.

$2,071

Maryland

$1,705

United States

$1,413

Types of housing

Single-family

100%

2–4 units

5–19 units

20+ units

Mobile home

Boat, RV, van

Housing units: 306
Owner-occupied: 100%
Vacant: 52.6%
Median year built: 1960
Median rooms: 7.2
Renters paying 30%+ of income: —
Renters paying 50%+ of income: —
Home value to income: 8.0× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

73%

Carpooled

Transit

Walked

13%

Bicycle

Worked from home

14%

Other

Commute time (one way)

<10 min

10–19

15%

20–29

72%

30–44

45–59

60+

13%

Average commute

—

U.S. 26.4 min

Unemployment

U.S. 5.2%

In labor force

54.6%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Transportation and moving

48%

Business and finance

26%

Management

14%

Arts, media and sports

11%

Computer and math

Engineering and science

Education

Legal and social services

Healthcare

Police and fire

Food service

Cleaning and personal care

Sales

Office and admin

Construction and repair

Farming, fishing and forestry

Production

Industries

Transportation, warehousing and utilities

48%

Finance, insurance and real estate

26%

Construction

14%

Professional and technical services

11%

Health care and social assistance

Education

Retail

Manufacturing

Restaurants and hotels

Public administration

Admin, support and management

Other services

Wholesale

Information

Arts and recreation

Agriculture and mining

Median earnings per worker

$250,000+

U.S. $49,666

Self-employed

25.8%

U.S. 10%

Government workers

U.S. 14.5%

Nonprofit workers

U.S. 8.8%

Median earnings by type of work

Type of work	21056	U.S.
Management, business, science and arts	$107,750	$74,888
Service	—	$26,804
Sales and office	—	$40,476
Construction and maintenance	—	$49,199
Production and transportation	—	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

High school

Some college

Associate's

Bachelor's

77%

Graduate

16%

High school graduate or higher: 100%
Bachelor's degree or higher: 93.1%
Graduate or professional degree: 16.5%
Households with broadband: 100%
Cable, fiber or DSL: 77.9%
No internet access: 0%
Without health insurance: 0%
Limited-English households: 0%

Geography

City (USPS): Gibson Island
State: Maryland
County: Anne Arundel County
Center point: 39.0789° N, 76.4363° W
Land area: 1.4 sq mi
Water area: 0.3 sq mi
Time zone: Eastern Time (UTC-5, UTC-4 in summer)
Zip type: Residential delivery area

Zip codes near 21056

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
21122	Pasadena, MD	3.7 mi	61,566	$127,587	$425,800
21012	Arnold, MD	3.9 mi	22,570	$139,432	$563,800
21409	Annapolis, MD	4.2 mi	20,289	$147,151	$535,500
21402	Annapolis, MD	6.5 mi	4,303	$80,893	—
21146	Severna Park, MD	6.6 mi	28,591	$172,122	$659,800
21405	Annapolis, MD	6.9 mi	495	$160,703	$986,100
21404	Annapolis, MD · PO box	7.6 mi	—	—	—
21052	Fort Howard, MD	8.7 mi	409	$77,300	$293,200
21401	Annapolis, MD	8.9 mi	38,629	$123,381	$601,400
21032	Crownsville, MD	9.7 mi	8,850	$168,653	$682,100
21403	Annapolis, MD	9.9 mi	32,681	$123,329	$582,500
21060	Glen Burnie, MD	10 mi	39,730	$104,715	$377,100

Questions about 21056

What city is zip code 21056?

21056 is assigned to Gibson Island, Maryland. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 21056 in?

21056 is in Anne Arundel County, Maryland.

What is the population of 21056?

About 291 people live in 21056, according to the Census Bureau's American Community Survey.

What time zone is 21056 in?

21056 is in Eastern Time.

What is the median household income in 21056?

The median household income in 21056 is $250,000+.

What zip codes are near 21056?

The closest zip codes to 21056 are 21122, 21012, 21409, 21402, 21146.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 21056, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.