Cobb Island, Maryland Population 2024

1,298

Cobb Island is a city located in Charles County Maryland. Cobb Island has a 2024 population of 1,298. Cobb Island is currently declining at a rate of annually and its population has increased by 16% since the most recent census, which recorded a population of 1,119 in 2020.

The average household income in Cobb Island is $128,812 with a poverty rate of 1.62%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Cobb Island is 47.6 years, 47.9 years for males, and 47 years for females.

Cobb Island Demographics

According to the most recent ACS, the racial composition of Cobb Island was:

  • White: 95.07%
  • Two or more races: 3.47%
  • Asian: 1.46%
  • Black or African American:
  • Native American:
  • Native Hawaiian or Pacific Islander:
  • Other race:
Land Area (mi²)
0.6 sq mi
Density (mi²)
2,074.10/sq mi
Growth Since 2020
16% (179)
The current population of Cobb Island, Maryland is 1,298 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 1,119.

Cobb Island, Maryland Population 2024

Population by Race

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Race
Population
Percentage (of total)
White1,23495.07%
Two or more races453.47%
Asian191.46%
Black or African American
Native American
Native Hawaiian or Pacific Islander
Other race
showing: 7 rows

White

Two or more races

Asian

Black or African American

Native American

Native Hawaiian or Pacific Islander

Other race

Cobb Island Population by Race

Cobb Island Population Pyramid 2024

Cobb Island Median Age

47.6

Total

47.9

Male

47

Female

Cobb Island Adults

There are 1,135 adults, ( of whom are seniors) in Cobb Island.

Cobb Island Age Dependency

14.4

Age Dependency Ratio

0

Old Age Dependency Ratio

14.4

Child Dependency Ratio

Cobb Island Sex Ratio

Female65850.69%
Male64049.31%

Cobb Island Population by Age

Cobb Island Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All5142.5388.711.3
Married4502.6687.112.9
Non Family641.591000
Male000
Female000
showing: 5 rows

2.66

Average Family Size

2.53

Average Household Size

88.7%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Cobb Island Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Cobb Island Educational Attainment by Sex (over 25)

Cobb Island Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among 2+ races people with a rate of 100%.

The highest rate of bachelors degrees is among white people with a rate of 7.2%.

Cobb Island Educational Attainment by Race

All

Male

Female

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$62,500

Average Earnings

$63,924

Average Male

$56,667

Average Female

Cobb Island Earnings by Educational Attainment

Cobb Island Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Cobb Island Language

100% of Cobb Island residents speak only English, while speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by of the population.

Cobb Island Language

Cobb Island Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White1,234211.7%
showing: 1 rows

1.62%

Overall Poverty Rate

Male Poverty Rate

3.19%

Female Poverty Rate

Poverty in Cobb Island

The race most likely to be in poverty in Cobb Island is White, with 1.7% below the poverty level.

The race least likely to be in poverty in Cobb Island is White, with 1.7% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was . Among those working part-time, it was 12.07%, and for those that did not work, the poverty rate was .

Cobb Island Poverty

rate

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Rate
Poverty
High School3.45%
Less Than 9th Grade
Some College
Bachelors or Greater
showing: 4 rows

Cobb Island Poverty Rate by Education

rate

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Rate
Poverty
Male Employed
Male Unemployed
Female Employed6.33%
Female Unemployed
showing: 4 rows

Cobb Island Poverty Rate by Employment Status and Sex

Cobb Island Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Cobb Island Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

75.3%

Overall Marriage Rate

77.7%

Male Marriage Rate

73.1%

Female Marriage Rate

Cobb Island Married by Age and Sex

male

female

Cobb Island Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is 35-44.

Cobb Island Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Cobb Island Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

73

Number of Veterans

59

Male Veterans

14

Female Veterans

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Cobb Island Veterans by War

count

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Cobb Island Veterans by Age

count

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Cobb Island Veterans by Race

Cobb Island Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

Veteran Poverty Rate

32.88%

Veteran Disability Rate

Cobb Island Veterans by Education

LaborForceParticipation

81.1%

Labor Force Participation

77.9%

Employment Rate

3.9%

Unemployment Rate

Cobb Island Employment by Age

LaborForceParticipation

Cobb Island Employment by Race

LaborForceParticipation

Cobb Island Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

76.04%

Born in Cobb Island

98.54%

Native Born

1.46%

Foreign Born

1.46%

Non Citizen

Naturalized

Place of Birth

98.54% of Cobb Island residents were born in the United States, with 76.04% having been born in Maryland. 1.46% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Cobb Island Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
20241,298
20231,298
20221,298362.85%
20211,26214312.78%
20201,11927332.27%
2019846151.81%
2018831172.09%
2017814-22-2.63%
201683610514.36%
20157316910.42%
201466240.61%
2013658-18-2.66%
20126767211.92%
2011604-562-48.2%
20101,166
showing: 15 rows

Cobb Island Population by Year