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Alabama ZIP Codes
Mobile County
Dauphin Island, AL
36528
36528 ZIP Code — Dauphin Island, AL
Mobile County, Alabama
ZIP code 36528 is located in
Dauphin Island ,
Alabama ,
within Mobile County .
It covers approximately 6.28 square miles and serves a population of
1,793 residents.
This is a standard ZIP code in the Central (CT) timezone,
served by area code 251 .
About ZIP code 36528
The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1990s, giving the area an established character. Median home value is $355,200. Owner-occupancy is high at 96%, well above the national average.
The gap between median ($62,000) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 3% is below the national average. 61% of households receive Social Security income, suggesting a notable retiree or disability population.
The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 31 minutes is near the national average.
Educational attainment is near the national average, with 41% of residents holding a bachelor's degree or higher.
Notable community characteristics include a notable veteran presence at 15% of civilians, above the national average of 7%.
Overall, ZIP code 36528 reflects a community defined by a strong veteran community, high homeownership, and a significant Social Security-dependent population.
36528 ZIP code map
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Cities in ZIP code 36528
Below are the cities the US Postal Service accepts for ZIP code 36528. Using any city not on this list may result in mail delivery delays.
Nearby ZIP codes
Demographics
updated 05/2026
Population
Total population
1,793
Population density
286 / sq mi
State FIPS
01
County FIPS
097
Geography
Land area
6.28 sq mi
Water area
27.56 sq mi
Latitude
30.2567
Longitude
-88.1940
Timezone
Central (CT)
Area code
251
Economics
updated 05/2026
Household income
Income range
This ZIP
County avg
State avg
Under $50k
38.7%
50.3%
48.3%
$50k – $100k
24.9%
29.6%
29.3%
$100k – $200k
28.3%
16.7%
18.0%
Over $200k
8.1%
3.4%
4.4%
Demographics & statistics
$62,000
Median household income
$355,200
Median home value
$1,268
Median monthly rent
40.5%
Bachelor's or higher
Age distribution
Age summary
Group Count % Under 18 119 6.6% 18 and over 1,674 93.4% 65 and over 643 35.9% Median age 60.8 years
Race & ethnicity
Black or African American
1.7%
American Indian / Alaska Native
0.6%
Group Count % White 1,655 89.1% Two or more races 88 4.7% Hispanic or Latino 64 3.4% Black or African American 31 1.7% American Indian / Alaska Native 12 0.6% Other race 7 0.4%
Household income
Income range
This ZIP
County avg
State avg
Under $50k
38.7%
50.3%
48.3%
$50k – $100k
24.9%
29.6%
29.3%
$100k – $200k
28.3%
16.7%
18.0%
Over $200k
8.1%
3.4%
4.4%
Range % of households Under $10k 1.7% $10k–$15k 1.8% $15k–$25k 0.6% $25k–$35k 5.3% $35k–$50k 18.8% $50k–$75k 28.7% $75k–$100k 9.1% $100k–$150k 12.0% $150k–$200k 9.1% $200k+ 13.0% Median income $62,000
Housing
Housing overview
Metric Value Median home value $355,200 Median rent / month $1,268 Owner occupied 96.4% Renter occupied 3.6% Vacant 63.6% Single-family detached 83.8% Large apartment buildings 1.6% Mobile homes 1.2% Median rooms 5.4 Avg household size (owned) 2.16
Year built
Era % 2020 or later 0.3% 2010–2019 12.8% 2000–2009 20.3% 1990–1999 25.2% 1980–1989 15.3% 1970–1979 15.5% 1960–1969 6.3% 1950–1959 4.4% 1940–1949 0.0% 1939 or earlier 0.0%
Bedrooms
Size % of units No bedroom (studio) 0.0% 1 bedroom 2.2% 2 bedrooms 24.9% 3 bedrooms 52.3% 4 bedrooms 13.4% 5+ bedrooms 7.2%
Vehicles per household
Vehicles % of households No vehicle 0.9% 1 vehicle 30.5% 2 vehicles 38.8% 3 or more 29.8%
Heating fuel
Fuel type % Utility gas 2.6% Electricity 92.4% Propane / LP gas 4.7% No fuel used 0.4%
Households & families
Household type Count % Married-couple family 546 66.9% Cohabiting couple 11 1.3% Male householder, no spouse 86 10.5% Female householder, no spouse 173 21.2% Households with children under 18 84 10.3% Households with seniors (65+) 507 62.1% Average household size 2.16
Marital status
Status Male Female Never married 22.2% 13.5% Married 65.8% 64.4% Separated 0.3% 1.5% Widowed 3.5% 14.0% Divorced 8.2% 6.7%
Education
Some college, no degree
22.6%
Graduate / professional
15.2%
Metric % HS diploma or higher 97.0% Bachelor's or higher 40.5%
School enrollment (ages 3–17)
Type Count % Nursery / preschool 0 0.0% Kindergarten 3 1.6% Elementary school 58 30.4% High school 31 16.2% College / grad school 99 51.8%
Employment
Industry of employment
Education & healthcare
16.6%
Professional & management
13.4%
Transportation & utilities
7.3%
Finance & real estate
7.0%
Public administration
5.5%
Arts, food & hospitality
4.0%
Agriculture & mining
2.9%
Occupation
Category % Management, business & arts 43.1% Service 6.4% Sales & office 32.8% Natural resources & construction 9.3% Production & transportation 8.4%
Employment type
Type % Private sector 70.0% Government 20.7% Self-employed 9.0% Unpaid family workers 0.3%
Commute
Method % Drive alone 76.4% Carpool 9.1% Public transit 0.0% Walk 1.9% Work from home 7.9% Other means 4.8% Avg commute (minutes) 31.4
Poverty
Married-couple families
1.6%
Female-led households
0.0%
Income support
Source % of households Social Security 61.0% Retirement income 44.6% Supplemental Security 4.2% Cash public assistance 0.0% Food stamps / SNAP 1.0%
Health indicators
Condition % Obesity 35.2% High blood pressure 44.1% High cholesterol 43.1% Diabetes 14.3% Heart disease 9.7% Stroke 4.1% Asthma 9.2% Arthritis 37.3% Kidney disease 3.7% Pulmonary disease 10.2% Cancer 8.7%
Behavior / access % Smoking 18.5% Binge drinking 14.4% No physical activity 25.4% Less than 7 hrs sleep 34.2% Depression 24.2% Fair or poor health 19.2% Poor mental health 14.3% Poor physical health 13.1% No health insurance 13.4% Visited doctor (checkup) 76.5% Visited dentist 64.9% Cholesterol screening 93.1% Teeth loss 15.0%
Veterans & disability
Veterans Count % Civilian veterans 256 15.3%
Disability % Any disability 15.6% Under 18 0.0% 18–64 years 13.8% 65 and over 21.5%
Health insurance coverage
Type % Private insurance 75.7% Public insurance 47.2% No insurance 8.2% Uninsured under 19 2.3%
Language & origin
Language spoken at home (age 5+)
Language Count % English only 1,759 98.1% Spanish 3 0.2% Other Indo-European 3 0.2% Asian & Pacific Islander 0 0.0% Other languages 0 0.0%
Place of birth & citizenship
Origin Count % Native born (US) 1,786 99.6% Born in same state 1,760 98.2% Born in different state 769 42.9% Foreign born 26 1.5% Naturalized citizen 7 0.4% Not a US citizen 2 28.6%
Ancestry
Ancestry Count % French 407 22.7% Arab 327 18.2% Italian 229 12.8%
Ancestry Count % German 23 1.3% English 8 0.4%
Technology access
Metric % of households Computer access 45.5% Internet access 95.8%
Source: U.S. Census Bureau, American Community Survey 2025 estimates.
Frequently asked questions about ZIP code 36528
What city is ZIP code 36528 in?
ZIP code 36528 is primarily assigned to Dauphin Island, Alabama.
What county is ZIP code 36528 in?
ZIP code 36528 falls within Mobile County, Alabama.
Does ZIP code 36528 have an older population?
36% of residents in ZIP code 36528 are 65 or older, above the national average of ~17%.
Does ZIP code 36528 have a large retiree population?
61% of households in ZIP code 36528 receive Social Security income, suggesting a significant retiree or disability population.
Is ZIP code 36528 mostly owner-occupied?
96% of occupied units in ZIP code 36528 are owner-occupied, well above the national average.
Does ZIP code 36528 have a large veteran population?
15% of civilians in ZIP code 36528 are veterans, above the national average of ~7%.
What timezone is ZIP code 36528 in?
ZIP code 36528 observes the CST timezone.
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