Dauphin Island, Alabama Population 2021

1,411
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Dauphin Island is a city located in Mobile County Alabama. With a 2020 population of 1,411, it is the 225th largest city in Alabama and the 8950th largest city in the United States . Dauphin Island is currently growing at a rate of 2.77% annually and its population has increased by 13.97% since the most recent census, which recorded a population of 1,238 in 2010. Dauphin Island reached it's highest population of 1,411 in 2021. Spanning over 166 miles, Dauphin Island has a population density of 226 people per square mile.

The average household income in Dauphin Island is $101,028 with a poverty rate of 2.34%. The median rental costs in recent years comes to $1,111 per month, and the median house value is $257,600. The median age in Dauphin Island is 58.8 years, 60 years for males, and 58.3 years for females.

Dauphin Island Demographics

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

  • White: 96.37%
  • Two or more races: 2.42%
  • Black or African American: 0.53%
  • Other race: 0.38%
  • Asian: 0.30%
  • Native American: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Dauphin Island, Alabama is 1,411 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 1,297.The last official US Census in 2010 recorded the population at 1,238.

Dauphin Island, Alabama Population 2021

Population by Race

Race Population Percentage
White1,27696.37%
Two or More Races322.42%
Black or African American70.53%
Some Other Race50.38%
Asian40.30%
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Dauphin Island Population by Race

Dauphin Island Population Pyramid $2021

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Dauphin Island Median Age

58.8


Total

60


Male

58.3


Female

Dauphin Island Adults

There are 1,207 adults, (472 of whom are seniors) in Dauphin Island.

Dauphin Island Age Dependency

80.1

Age Dependency Ratio

64.2

Old Age Dependency Ratio

15.9

Child Dependency Ratio

Dauphin Island Sex Ratio

Female

622

46.98%

Male

702

53.02%

Dauphin Island Population by Age

Dauphin Island Renter vs Owner Occupied by Household Type

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Dauphin Island Household Types

Type Owner Renter
Married94.2%5.8%
Male88.9%11.1%
All88.5%11.5%
Non Family77.6%22.4%
Female70.8%29.2%

88.5%

Rate of Home Ownership

Dauphin Island Households and Families

Type Count Average Size Owned
All5852.288.5
Married3822.3894.2
Non Family1611.4677.6
Female243.7170.8
Male18388.9

2.46

Average Family Size

2.2

Average Household Size

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Dauphin Island Households by Type

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Education Attained Count Percentage
Less Than 9th Grade80.72%
9th to 12th Grade504.50%
High School Graduate24121.67%
Some College27724.91%
Associates Degree787.01%
Bachelors Degree25122.57%
Graduate Degree20718.62%
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Dauphin Island Educational Attainment by Sex (over 25)

Dauphin Island Educational Attainment by Race

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Race Total High School Bachelors
White1,0681,010435
Hispanic17178
2+ Races16164
Black777
Asian444

The highest rate of high school graduation is among black people with a rate of 100.00%.

The highest rate of bachelors degrees is among black people with a rate of 100.00%.

Dauphin Island Educational Attainment by Race

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Name Average Male Female
Overall$49,122$61,131$32,019
Less Than 9th Grade$18,462$$
High School Graduate$47,566$48,015$42,500
Some College$56,607$63,077$30,208
Bachelors Degree$$91,023$21,458
Graduate Degree$63,375$85,417$48,942

$49,122

Average Earnings

$61,131

Average Male

$32,019

Average Female

Dauphin Island Earnings by Educational Attainment

Dauphin Island Language by Age

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Dauphin Island Language

98.01% of Dauphin Island residents speak only English, while 1.99% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 1.15% of the population.

Dauphin Island Language

Dauphin Island Poverty by Race

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2.34%

Overall Poverty Rate

2.46%

Male Poverty Rate

2.20%

Female Poverty Rate

Poverty in Dauphin Island

The race most likely to be in poverty in Dauphin Island is White, with 2.46% below the poverty level.

The race least likely to be in poverty in Dauphin Island is White, with 2.46% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.00%. Among those working part-time, it was 4.37%, and for those that did not work, the poverty rate was 3.75%.

Dauphin Island Poverty

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Name Poverty
High School4.15%
Some College3.66%
Bachelors or Greater0.44%
Less Than 9th Grade0.00%

Dauphin Island Poverty Rate by Education

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Rate Poverty
Male Unemployed62.50%
Female Employed1.12%
Male Employed0.92%
Female Unemployed0.00%

Dauphin Island Poverty Rate by Employment Status and Sex

Dauphin Island Income by Household Type

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Name Median Mean
Households$87,596$101,028
Families$89,167$99,099
Married Families$92,500-
Non Families$85,750$105,648
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Income by Household Type

Dauphin Island Marital Status

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Marriage Rates

65.0%

Overall Marriage Rate

63.8%

Male Marriage Rate

66.2%

Female Marriage Rate

Dauphin Island Married by Age and Sex

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Dauphin Island Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.

Dauphin Island Marital Status by Race

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Dauphin Island Marital Status

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167

Number of Veterans

151

Male Veterans

16

Female Veterans

War Veterans
Vietnam107
First Gulf War39
Second Gulf War16
Korea14
World War II4

Dauphin Island Veterans by War

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Age Group Veterans
65 to 7489
75+34
55 to 6425
35 to 5419
18 to 34

Dauphin Island Veterans by Age

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Name Veterans % of Total
White16213.87%
2+ Races521.74%

Dauphin Island Veterans by Race

Dauphin Island Veterans by Education

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5.99%

Veteran Poverty Rate

31.14%

Veteran Disability Rate

Dauphin Island Veterans by Education

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51.6%

Labor Force Participation

49.8%

Employment Rate

3.5%

Unemployment Rate

Dauphin Island Employment by Age

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Dauphin Island Employment by Race

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Dauphin Island Employment by Education

Origin of Non-Citizens

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

Origin of Naturalized Citizens

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41.69%

Born in Dauphin Island

98.04%

Native Born

1.96%

Foreign Born

1.13%

Non Citizen

0.83%

Naturalized

Place of Birth

98.04% of Dauphin Island residents were born in the United States, with 41.69% having been born in Alabama. 1.13% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Dauphin Island Place of Birth

Year Population Growth Annual Growth Rate
20211,411382.77%
20201,373382.85%
20191,335382.93%
20181,297282.21%
20171,269110.87%
20161,258131.04%
20151,24590.73%
20141,23630.24%
20131,2330.00%
20121,233-2-0.16%
20111,2350.00%
20101,2350.00%

Dauphin Island Population by Year