Dauphin Island, AL 36528 ZIP Code Profile

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Dauphin Island, AL

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ZIP Code 36528: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Dauphin Island, AL 36528

Acceptable Alternative
Dauphin Isl, AL 36528

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 101
  • Single Family Addresses: 685
  • Multi-Family Addresses: 63
  • County: Mobile County
  • Centroid: Latitude 30.251, Longitude -88.129
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

Neighborhood Data

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36528 ZIP Code Map

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Dauphin Island, AL 36528 Data & Demographics (As of July 1, 2016)


Total Population 1,336
Population in Households 1,322
Population in Familes 1,018
Population in Group Qrtrs 14
Population Density1 223
Diversity Index2 8


Total Households 636
Average Household Size 2.08
Family Households 404
Average Family Size 3


Total Housing Units 1,954 (100%)
Owner Occupied HU 520 (26.6%)
Renter Occupied HU 116 ( 5.9%)
Vacant Housing Units 1,318 (67.5%)
Median Home Value $254,286
Average Home Value $315,288


Median Household Income $58,554
Average Household Income $77,563
Per Capita Income $37,122
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 1.24% 0.93%
Households 1.46% 1.02%
Families 1.29% 0.92%
Median Household Income   1.45%
Per Capita Income   2.12%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Dauphin Island, AL 36528 - Peer Comparisons by Rank and Percentile

The table below compares 36528 to the other 616 ZIP Codes in Alabama by rank and percentile using July 1, 2016 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 490 21st
Population Density1 # 169 73rd
Diversity Index2 # 603 2nd
Median Household Income # 51 92nd
Per Capita Income # 22 97th

Additional comparisons and rankings can be made with a VERY EASY TO USE Alabama Census Data Comparison Tool.

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