Dauphin Island, Alabama Demographics & Population 2026
During the 2020–2024 ACS period, Dauphin Island, Alabama had a total population of 1,852, the 235th largest town in Alabama, with a median household income of $67,206, which is 5% higher than the state average. The poverty rate is 6.6%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- 42.4% of adults hold a bachelor's degree or higher — top 10% in Alabama.
- Unemployment rate of 14.3% is notably above the national average.
Dauphin Island Quick Facts
How Dauphin Island Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 1,944 | 1,852 | -4.7% |
| Median household income | $64,615 | $67,206 | +4.0% |
| Median home value | $387,400 | $432,200 | +11.6% |
How Dauphin Island Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 53 | National average: 61
Education
Educational Attainment (Adults 25+)
Dauphin Island Rankings in Alabama
Explore Alabama Rankings
Other Cities in Mobile County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Mobile | 203,416 | $53,558 | 18.4% | $193,300 |
| Prichard | 18,961 | $36,588 | 30.6% | $85,700 |
| Tillmans Corner | 17,677 | $60,837 | 17.9% | $166,700 |
| Saraland | 16,404 | $61,509 | 10.1% | $217,600 |
| Satsuma | 6,822 | $101,042 | 5.2% | $219,400 |
| Chickasaw | 6,332 | $46,559 | 28.0% | $117,500 |
| Semmes | 5,626 | $66,417 | 22.5% | $215,600 |
| Theodore | 4,964 | $67,864 | 20.7% | $154,900 |
| Citronelle | 3,913 | $43,870 | 22.5% | $193,500 |
| Grand Bay | 3,553 | $62,112 | 3.2% | $142,400 |
Cities Similar to Dauphin Island
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Florala | 1,822 | N/A | $91,600 | 7.8% | 16.5% |
| Whitesboro | 1,918 | $67,188 | $154,400 | 16.2% | 3.9% |
| Concord | 1,913 | $66,406 | $173,500 | 13.7% | 11.2% |
| Wilsonville | 1,879 | $72,115 | $235,400 | 19.6% | 16.4% |
| Harpersville | 1,788 | $75,018 | $211,300 | 17.3% | 8.2% |
Population Overview
Dauphin Island is a small community located in Alabama, within Mobile County. The total population is 1,852. It ranks as the 235th most populous out of 592 Census-designated places in Alabama.
Age Demographics
The median age in Dauphin Island is 62.2 years. This is 58% higher than the state median of 39.3 years. Only 9.3% of residents are under 18, indicating fewer families with children. 13.6% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.
Economy, Income & Housing
The median household income in Dauphin Island is $67,206. This is 5% higher than the state median of $63,999. It is also 17% lower than the national median of $80,734. The poverty rate stands at 6.6%. This is 58% lower than the state poverty rate of 15.6%. The unemployment rate is 14.3%. This is 204% higher than the state rate of 4.7%. The median home value is $432,200. Housing costs are 106% higher than the state median of $209,900. The home-value-to-income ratio of 6.4x suggests that housing affordability is a significant concern for many residents. 97.5% of occupied housing units are owner-occupied. This homeownership rate is 39% higher than the state average of 70.2%.
Race & Ethnicity
Dauphin Island has a predominantly White (non-Hispanic) population, comprising 92.2% of all residents. Hispanic or Latino residents account for 4.4%. The Black or African American population (1.8%) is well below the state average of 25.6%.
Education
42.4% of residents aged 25 and older hold a bachelor's degree or higher. This places Dauphin Island in the top 10% of all cities in the state for educational attainment. This is 49% higher than the state rate of 28.4%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 97.7%. Notably, 16.1% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All demographic data for Dauphin Island, Alabama is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Alabama state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 592 Census-designated places in Alabama. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Dauphin Island, Alabama?
Dauphin Island, Alabama has a population of 1,852 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Dauphin Island, AL?
The median household income in Dauphin Island is $67,206, which is 17% lower than the national median of $80,734.
What is the poverty rate in Dauphin Island, AL?
The poverty rate in Dauphin Island is 6.6%. This means approximately 122 residents live below the federal poverty line.
What is the racial makeup of Dauphin Island, Alabama?
Dauphin Island's population is 92.2% White, 1.8% Black, 4.4% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Dauphin Island, AL?
The median home value in Dauphin Island is $432,200. The home-value-to-income ratio is 6.4x.
How educated is Dauphin Island, Alabama?
42.4% of adults (25+) in Dauphin Island hold a bachelor's degree or higher, and 16.1% hold a graduate or professional degree.