Zip code 21613: Cambridge, Maryland

Q: What city is zip code 21613?

21613 is assigned to Cambridge, Maryland. The city name is the one the Postal Service prefers for mail addressed to this zip code.

Q: What county is 21613 in?

21613 is in Dorchester County, Maryland.

Q: What is the population of 21613?

About 17,926 people live in 21613, according to the Census Bureau's American Community Survey.

Q: What is the median household income in 21613?

The median household income in 21613 is $53,890.

Q: What zip codes are near 21613?

The closest zip codes to 21613 are 21677, 21622, 21835, 21648, 21631.

Residential delivery areaDorchester CountyEastern Time

Population

17,926

Median household income

$54K

U.S. $81K

Median home value

$284K

U.S. $333K

Median rent

$1,042/mo

U.S. $1,413

Median age

43.2

U.S. 38.9

Land area

154 sq mi

117 people/sq mi

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

About 21613

21613 is a small-town zip code in Cambridge, Maryland (Dorchester County), covering 154 sq mi of land. About 17,926 people live here, or 117 per square mile. The median resident is 43.2 years old, compared with 38.9 nationally.

The median household earns $53,890 a year, 33% below the national median of $80,734. 22% of residents live below the poverty line (U.S.: 12.5%). A typical home is valued at $283,900, or 5.3 years of median household income (U.S.: 4.1 years), which makes homes relatively expensive for local earners. 52% of occupied homes are lived in by their owners, and renters pay a median of $1,042 a month.

22% of adults hold a bachelor's degree or higher (U.S.: 36%). Commuters average 25 minutes each way, and 8% of workers work from home. The most common jobs among working residents are in healthcare; office and administrative support; and construction and repair.

How 21613 compares

Sorted from highest to lowest national percentile

Housing vacancy17.2%
90th
U.S. 10.1% · MD 7.7%76th of 441 in MD
Income inequality (Gini)0.505
90th
WeaknessU.S. 0.483 · MD 0.45633rd of 438 in MD
Residents 65 and older23.8%
89th
U.S. 17.2% · MD 16.7%94th of 446 in MD
Government workers21.6%
89th
U.S. 14.5% · MD 22.5%216th of 444 in MD
Poverty rate22%
88th
WeaknessU.S. 12.5% · MD 9.4%25th of 441 in MD
Unemployment rate7.2%
81st
WeaknessU.S. 5.2% · MD 4.9%73rd of 444 in MD
Median age43.2
78th
U.S. 38.9 · MD 39.4183rd of 446 in MD
Veterans7.9%
76th
U.S. 6.2% · MD 6.8%173rd of 446 in MD
Rent-burdened renters57.4%
75th
U.S. 51.1% · MD 51.5%119th of 404 in MD
Diversity index61
74th
U.S. 61.4 · MD 67.796th of 446 in MD
Healthcare workers11%
71st
U.S. 9.7% · MD 9%98th of 444 in MD
Self-employed workers10.4%
63rd
U.S. 10% · MD 8.7%161st of 444 in MD
Tech workers3.3%
58th
U.S. 3.8% · MD 6.4%283rd of 444 in MD
Average commute25 min
43rd
U.S. 26.4 min · MD 31.1 min358th of 421 in MD
Median home value$283,900
41st
U.S. $332,700 · MD $419,900338th of 421 in MD
Per capita income$35,645
36th
U.S. $44,673 · MD $52,979363rd of 446 in MD
Residents under 1819.7%
29th
U.S. 22% · MD 22.2%291st of 446 in MD
Population17,926
28th
U.S. 334,922,499 · MD 6,206,011136th of 446 in MD
Foreign-born residents4.8%
28th
U.S. 14.1% · MD 16.6%257th of 446 in MD
Uninsured rate4.5%
27th
U.S. 8.4% · MD 6.3%175th of 444 in MD
Median earnings per worker$41,371
26th
U.S. $49,666 · MD $61,200394th of 443 in MD
Bachelor's degree or higher21.7%
25th
U.S. 35.7% · MD 43.4%356th of 445 in MD
Median gross rent$1,042
24th
U.S. $1,413 · MD $1,705297th of 338 in MD
Work from home8.1%
23rd
U.S. 15.1% · MD 19.3%366th of 444 in MD
Homeownership rate51.6%
20th
WeaknessU.S. 65.2% · MD 67.6%390th of 441 in MD
Broadband access86.2%
16th
WeaknessU.S. 91% · MD 92.4%356th of 441 in MD
Population density117/sq mi
15th
U.S. 95/sq mi · MD 639/sq mi337th of 446 in MD
Median household income$53,890
13th
WeaknessU.S. $80,734 · MD $103,678396th of 414 in MD

Measure	21613	Dorchester	MD	U.S.	National percentile	Rank in MD
Housing vacancy	17.2%	17.6%	7.7%	10.1%	90th	76th of 441
Income inequality (Gini)Weakness	0.505	0.470	0.456	0.483	90th	33rd of 438
Residents 65 and older	23.8%	23%	16.7%	17.2%	89th	94th of 446
Government workers	21.6%	19.8%	22.5%	14.5%	89th	216th of 444
Poverty rateWeakness	22%	17.1%	9.4%	12.5%	88th	25th of 441
Unemployment rateWeakness	7.2%	5.7%	4.9%	5.2%	81st	73rd of 444
Median age	43.2	43.5	39.4	38.9	78th	183rd of 446
Veterans	7.9%	7.9%	6.8%	6.2%	76th	173rd of 446
Rent-burdened renters	57.4%	56%	51.5%	51.1%	75th	119th of 404
Diversity index	61	56.2	67.7	61.4	74th	96th of 446
Healthcare workers	11%	10.4%	9%	9.7%	71st	98th of 444
Self-employed workers	10.4%	12%	8.7%	10%	63rd	161st of 444
Tech workers	3.3%	2.1%	6.4%	3.8%	58th	283rd of 444
Average commute	25 min	26.9 min	31.1 min	26.4 min	43rd	358th of 421
Median home value	$283,900	$262,400	$419,900	$332,700	41st	338th of 421
Per capita income	$35,645	$35,605	$52,979	$44,673	36th	363rd of 446
Residents under 18	19.7%	21%	22.2%	22%	29th	291st of 446
Population	17,926	32,754	6,206,011	334,922,499	28th	136th of 446
Foreign-born residents	4.8%	4.5%	16.6%	14.1%	28th	257th of 446
Uninsured rate	4.5%	5.5%	6.3%	8.4%	27th	175th of 444
Median earnings per worker	$41,371	$43,263	$61,200	$49,666	26th	394th of 443
Bachelor's degree or higher	21.7%	19.4%	43.4%	35.7%	25th	356th of 445
Median gross rent	$1,042	$1,032	$1,705	$1,413	24th	297th of 338
Work from home	8.1%	7.3%	19.3%	15.1%	23rd	366th of 444
Homeownership rateWeakness	51.6%	65.6%	67.6%	65.2%	20th	390th of 441
Broadband accessWeakness	86.2%	85.8%	92.4%	91%	16th	356th of 441
Population density	117/sq mi	61/sq mi	639/sq mi	95/sq mi	15th	337th of 446
Median household incomeWeakness	$53,890	$61,839	$103,678	$80,734	13th	396th of 414

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

14%

5–17

18–24

12%

25–34

12%

35–44

10%

45–54

15%

55–64

14%

65–74

10%

75+

Median age

43.2

Under 18

19.7%

65 and over

23.8%

Race and ethnicity

White52%
Black33%
Hispanic6%
Asian2%
Native American0%
Pacific Islander0%
Other0.3%
Multiracial7%

Diversity index

U.S. 61.4

Foreign-born

4.8%

U.S. 14.1%

Born in state

68.3%

Language spoken at home (households)

English only

94%

Spanish

Other Indo-European

Asian / Pacific

Other

0.4%

Households

Households: 7,790
Average household size: 2.3
Family households: 56.4%
Married couples: 34.5%
Living alone: 37.8%
Veterans (of adults): 7.9%
Male / female: 48% / 52%

Income and poverty

Household income distribution

<$25k

24%

$25–50k

23%

$50–75k

17%

$75–100k

10%

$100–150k

12%

$150–200k

$200k+

Median household income

21613

$53,890

Dorchester Co.

$61,839

Maryland

$103,678

United States

$80,734

Per capita income

$35,645

U.S. $44,673

Poverty rate

22%

U.S. 12.5%

Households earning $150K+

14.2%

U.S. 23%

Income inequality (Gini)

0.505

U.S. 0.483

Housing

Median home value

21613

$283,900

Dorchester Co.

$262,400

Maryland

$419,900

United States

$332,700

Median gross rent

21613

$1,042

Dorchester Co.

$1,032

Maryland

$1,705

United States

$1,413

Types of housing

Single-family

73%

2–4 units

5–19 units

12%

20+ units

Mobile home

Boat, RV, van

Housing units: 9,413
Owner-occupied: 51.6%
Vacant: 17.2%
Median year built: 1969
Median rooms: 5.8
Renters paying 30%+ of income: 57.4%
Renters paying 50%+ of income: 28.1%
Home value to income: 5.3× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone

75%

Carpooled

13%

Transit

Walked

Bicycle

0.7%

Worked from home

Other

Commute time (one way)

<10 min

22%

10–19

30%

20–29

18%

30–44

16%

45–59

60+

Average commute

25 min

U.S. 26.4 min

Unemployment

7.2%

U.S. 5.2%

In labor force

59%

U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Healthcare

11%

Office and admin

10%

Construction and repair

10%

Food service

Transportation and moving

Cleaning and personal care

Sales

Management

Production

Education

Business and finance

Engineering and science

Computer and math

Police and fire

Legal and social services

Farming, fishing and forestry

Arts, media and sports

0.5%

Industries

Health care and social assistance

13%

Retail

13%

Restaurants and hotels

11%

Education

10%

Manufacturing

Construction

Transportation, warehousing and utilities

Professional and technical services

Public administration

Admin, support and management

Other services

Finance, insurance and real estate

Agriculture and mining

Arts and recreation

Information

Wholesale

0.7%

Median earnings per worker

$41,371

U.S. $49,666

Self-employed

10.4%

U.S. 10%

Government workers

21.6%

U.S. 14.5%

Nonprofit workers

8.6%

U.S. 8.8%

Median earnings by type of work

Type of work	21613	U.S.
Management, business, science and arts	$66,239	$74,888
Service	$27,553	$26,804
Sales and office	$35,450	$40,476
Construction and maintenance	$46,591	$49,199
Production and transportation	$47,057	$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma

13%

High school

39%

Some college

20%

Associate's

Bachelor's

12%

Graduate

10%

High school graduate or higher: 87.4%
Bachelor's degree or higher: 21.7%
Graduate or professional degree: 9.5%
Households with broadband: 86.2%
Cable, fiber or DSL: 62.8%
No internet access: 9.8%
Without health insurance: 4.5%
Limited-English households: 0.6%

Geography

City (USPS): Cambridge
State: Maryland
County: Dorchester County
Center point: 38.5028° N, 76.0789° W
Land area: 154 sq mi
Water area: 41 sq mi
Time zone: Eastern Time (UTC-5, UTC-4 in summer)
Zip type: Residential delivery area

Cities and towns within this zip

Cambridge7% of zip

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

Zip codes near 21613

Search by radius

Zip	City	Distance	Population	IncomeMedian income	Home value
21677	Woolford, MD	5.6 mi	436	—	$328,600
21622	Church Creek, MD	7.5 mi	420	$68,750	$296,300
21835	Linkwood, MD	8 mi	312	$47,083	$51,100
21648	Madison, MD	8.7 mi	172	—	$195,000
21631	East New Market, MD	9.3 mi	2,429	$73,864	$306,700
21673	Trappe, MD	9.8 mi	2,843	$68,194	$363,100
21664	Secretary, MD	10 mi	635	$82,721	$172,000
21626	Crapo, MD	11 mi	256	—	$631,900
21869	Vienna, MD	12 mi	827	$62,045	$232,300
21669	Taylors Island, MD	12 mi	160	$116,500	$468,000
21654	Oxford, MD	13 mi	1,179	$82,772	$840,000
21675	Wingate, MD	15 mi	38	—	—

Zip codes like 21613 elsewhere

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

Questions about 21613

What city is zip code 21613?

21613 is assigned to Cambridge, Maryland. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 21613 in?

21613 is in Dorchester County, Maryland.

What is the population of 21613?

About 17,926 people live in 21613, according to the Census Bureau's American Community Survey.

What time zone is 21613 in?

21613 is in Eastern Time.

What is the median household income in 21613?

The median household income in 21613 is $53,890.

What zip codes are near 21613?

The closest zip codes to 21613 are 21677, 21622, 21835, 21648, 21631.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 21613, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.