ZIP Code 21778

ZIP / ZCTA

Population: 840

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 — 21778

What is the median household income in 21778?: The median household income in 21778 is $110,489 (U.S. Census Bureau ACS 5-Year Estimates, 2023).
What is the poverty rate in 21778?: The poverty rate in 21778 is 0.0% (U.S. Census Bureau ACS 2023).
What is the median home value in 21778?: $415,700 (U.S. Census Bureau ACS 2023).
What percentage of 21778 residents have a college degree?: 23.1% of adults in 21778 hold a bachelor's degree or higher (U.S. Census Bureau ACS 2023).

Population

840

Median Income

$110,489

Median Home Value

$415,700

Poverty Rate

0.0%

Unemployment (ACS 2023)

0.0%

Median Age

51.0 yrs

Since 2019 Median Income: +$36,114 (+48.6%) Home Value: +$120,800 (+41%) Poverty Rate: -3.1 pp (-100%) Bachelor's+: +9.7 pp (+72.4%) Unemployment: -4.7 pp (-100%)

Demographics

Total Population 840

Median Age 51.0

Female 51.0%

White (alone) 100.0%

Hispanic or Latino 0.0%

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

Income & Poverty

Median Household Income $110,489 ±$75,946

Per Capita Income $123,807

Median Family Income $158,015

Poverty Rate 0.0%

Child Poverty Rate 0.0%

Working-Age Poverty Rate —

SNAP Recipients 0.9%

Social Security Income —

Retirement Income 43.8%

Household Income Distribution

$15–25k

11.5%

$25–35k

0.9%

$35–50k

0.9%

$50–75k

23.6%

$75–100k

11.8%

$100–150k

16.6%

$150–200k

15.4%

$200k+

19.3%

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

Housing

Total Housing Units 363

Owner-Occupied 95.2%

Renter-Occupied 4.8%

Vacancy Rate 8.8%

Median Home Value $415,700

Median Gross Rent —

Owner Cost Burden (30%+) 22.2%

Renter Cost Burden (30%+) —

Home Value Distribution

$100–200k

1.0%

$200–300k

34.0%

$300–500k

33.0%

$500k–$1M

24.1%

$1M+

7.9%

Vehicle Availability

No vehicle

11.5%

1 vehicle

13.0%

2 vehicles

41.1%

34.4%

Housing Type

Single-fam. det.

92.8%

Single-fam. att.

6.3%

Mobile home

0.8%

Housing Age

Pre-1940

36.1%

1970–1999

32.2%

2000–2009

12.9%

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

Education

High School or Higher 93.9%

Bachelor's or Higher 23.1%

Graduate Degree 17.7%

Some College / Associate 15.5%

Less Than High School 0.5%

Enrolled in School —

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

Employment

Labor Force Participation 54.7%

Unemployment Rate 0.0%

Work from Home 17.3%

Self-Employed 14.0%

Government Workers 14.0%

Private For-Profit 72.1%

Industry

Construction

33.1%

Edu/Health

20.7%

Public Admin

11.6%

Agriculture

11.6%

Prof. Services

7.5%

Retail

6.2%

Manufacturing

2.8%

Finance

2.1%

Arts/Entmt.

2.1%

Transportation

1.6%

Occupation

Management

45.0%

Sales

21.4%

Construction

17.6%

Production

8.0%

Food Prep

8.0%

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

Commute

Median Travel Time 30.4 min

Drove Alone 58.2%

Carpool 24.5%

Public Transit 0.0%

Work from Home 17.3%

Walked 0.0%

Bicycle —

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

Households & Families

Total Households 331

Avg. Household Size 2.00

Avg. Family Size —

Married-Couple Households 38.7%

Single-Mother Households —

Single-Father Households —

Living Alone —

Households with Children 7.6%

Multigenerational —

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

Age Distribution

Under 5

7.3%

5–9

0.6%

10–14

7.9%

15–19

6.4%

20–24

7.1%

25–34

1.8%

35–44

6.2%

45–54

18.6%

55–64

3.1%

65–74

12.5%

75–84

16.8%

85+

10.1%

Under 18: 17.0% Working age (18–64): 83.0% 65 and over: 28.6%

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 12.6%

With a Disability 26.3%

Cognitive Difficulty —

Ambulatory Difficulty —

Health Insurance

Insured 95.6%

Uninsured 4.4%

Employer Insurance —

Medicaid —

Medicare —

Technology & Mobility

Broadband Internet 55.0%

Has a Computer 68.3%

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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