Dauphin Island Flag

Dauphin Island

County:
Mobile County
County Seat:
No
Area (mi²):
6.256
State:
Alabama

Dauphin Island is a town located in Mobile County, Alabama. Dauphin Island has a 2026 population of 1,993. Dauphin Island is currently growing at a rate of 1.79% annually and its population has increased by 11.78% since the most recent census, which recorded a population of 1,783 in 2020.

The median household income in Dauphin Island is $67,206 with a poverty rate of 6.62%. The median age in Dauphin Island is 62.2 years: 60.1 years for males, and 63.1 years for females. For every 100 females there are 102.0 males.

2K
Total Population
319
Density (mi²)
35 1.79%
Growth

Dauphin Island Population

Dauphin Island Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20261,993351.79%
20251,958351.82%
20241,923321.69%
20231,891532.88%
20221,838251.38%
20211,813301.68%
20201,783100.56%
20191,336382.93%
20181,298282.2%
20171,270110.87%
20161,259131.04%
20151,24690.73%
20141,23730.24%
20131,23400%
20121,234-1-0.08%
20111,235-3-0.24%
20101,235-3-0.24%

Median Age

Overall: 62.2 years
Female: 63.1 years
Male: 60.1 years

Dauphin Island Adults

There are 1,679 adults, (681 of whom are seniors) in Dauphin Island.

Sex Ratio

Female: 917 (49.5%)
Male: 935 (50.5%)

Demographics

The racial composition of Dauphin Island includes 92.87% White, and smaller percentages for Black or African American, Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White1,72092.87%
Two or more races924.97%
Black or African American341.84%
Native American60.32%
Race
Population ↓
Percentage (of total)
Two or more races693.73%
White120.65%
Race
Population ↓
Percentage (of total)
White1,70892.22%
Black or African American341.84%
Two or more races231.24%
Native American60.32%

Dauphin Island Marital Status

Economics and Income Statistics

Dauphin Island 's average per capita income is $65,842. Household income levels show a median of $67,206. The poverty rate stands at 6.62%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Married Families$99,063-
Families$89,250$125,799
Households$67,206$114,635
Non Families$58,676$87,929

$65,842

Average Income

$67,206

Median Household Income

6.62%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)