ZIP Code 21156

ZIP / ZCTA

Population: 297

ZIP Code Tabulation Areas (ZCTAs) are Census approximations of USPS ZIP codes. Boundaries may differ slightly from postal delivery areas, and estimates for less-populated ZCTAs carry higher margins of error.

Data: U.S. Census Bureau, ACS 5-Year Estimates, 2023 (released December 2024).

Quick Facts — 21156

What is the median household income in 21156?: The median household income in 21156 is $124,648 (U.S. Census Bureau ACS 5-Year Estimates, 2023).
What is the poverty rate in 21156?: The poverty rate in 21156 is 0.0% (U.S. Census Bureau ACS 2023).
What is the median home value in 21156?: $486,500 (U.S. Census Bureau ACS 2023).
What percentage of 21156 residents have a college degree?: 65.5% of adults in 21156 hold a bachelor's degree or higher (U.S. Census Bureau ACS 2023).

Population

297

Median Income

$124,648

Median Home Value

$486,500

Poverty Rate

0.0%

Unemployment (ACS 2023)

0.0%

Median Age

34.0 yrs

Since 2019 Median Income: +$12,426 (+11.1%) Home Value: +$147,500 (+43.5%) Bachelor's+: +9.1 pp (+16.1%) Unemployment: -6.6 pp (-100%)

Demographics

Total Population 297

Median Age 34.0

Female 71.7%

Race & Ethnicity

White (non-Hisp.) 89.6% Two or More 10.4%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Income & Poverty

Median Household Income $124,648 ±$76,798

Per Capita Income $155,787

Median Family Income $124,648

Poverty Rate 0.0%

Child Poverty Rate 0.0%

Working-Age Poverty Rate —

SNAP Recipients 0.0%

Social Security Income —

Retirement Income 74.7%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Housing

Total Housing Units 83

Owner-Occupied 100.0%

Renter-Occupied 0.0%

Vacancy Rate 0.0%

Median Home Value $486,500

Median Gross Rent —

Owner Cost Burden (30%+) 20.9%

Renter Cost Burden (30%+) —

Home Value Distribution

$300–500k

57.8%

$500k–$1M

25.3%

$1M+

16.9%

Vehicle Availability

2 vehicles

69.9%

30.1%

Housing Age

Pre-1940

16.9%

1970–1999

14.5%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Education

High School or Higher 100.0%

Bachelor's or Higher 65.5%

Graduate Degree 29.9%

Some College / Associate 25.3%

Less Than High School 0.0%

Enrolled in School —

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Employment

Labor Force Participation 100.0%

Unemployment Rate 0.0%

Work from Home 58.2%

Self-Employed 23.3%

Government Workers 35.4%

Private For-Profit 41.3%

Industry

Edu/Health

31.7%

Prof. Services

22.2%

Construction

16.9%

Arts/Entmt.

9.0%

Finance

6.3%

Transportation

5.3%

Occupation

Management

54.0%

Sales

23.3%

Production

13.8%

Food Prep

9.0%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Commute

Median Travel Time —

Drove Alone 41.8%

Carpool 0.0%

Public Transit 0.0%

Work from Home 58.2%

Walked 0.0%

Bicycle —

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Households & Families

Total Households 83

Avg. Household Size 3.00

Avg. Family Size —

Married-Couple Households 83.1%

Single-Mother Households —

Single-Father Households —

Living Alone —

Households with Children 53.0%

Multigenerational —

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Age Distribution

Under 5

32.0%

5–9

4.4%

20–24

5.1%

25–34

17.5%

35–44

19.2%

55–64

15.5%

65–74

3.0%

75–84

3.4%

Under 18: 36.4% Working age (18–64): 63.6% 65 and over: 3.4%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

Social Characteristics

Immigration

Foreign Born 0.0%

Naturalized Citizen —

Speaks English Less Than Very Well 0.0%

Veterans & Disability

Veteran 0.0%

With a Disability 3.0%

Cognitive Difficulty —

Ambulatory Difficulty —

Health Insurance

Insured 100.0%

Uninsured 0.0%

Employer Insurance —

Medicaid —

Medicare —

Technology & Mobility

Broadband Internet 100.0%

Has a Computer 100.0%

Same House 1 Year Ago 100.0%

Moved from Abroad 0.0%

Source: U.S. Census Bureau, ACS 5-Year Estimates, 2023

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