Residential delivery area · Alabama
ZIP Code 36528: Dauphin Island, AL
ZIP code 36528 is in Dauphin Island, Alabama, entirely in Mobile County (Census 2020 ZIP-county file). About 1,900 people live there (Census Bureau, ACS 2020-2024). Median household income is $67,206 (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Dauphin Island · its only residential ZIP
- County
- Mobile County
- Census places
- Dauphin Island
- Metro area
- Mobile, AL
- House district
- AL-1 119th Congress
- State
- Alabama
- Time zone
- Central
- Land area
- 6.3 sq mi · 295 people per sq mi
Where is ZIP code 36528?
36528 centers on 30.240°, -88.238° and covers 6.3 square miles of land plus 27.6 of water.
The map draws ZIP code areas only. For the streets inside 36528, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 36528 compare with the rest of Mobile County?
| Measure | 36528 | In Mobile County | In AL |
|---|---|---|---|
| People (ACS 2020-2024) | 1,852 | 30th of 39 | 438th of 656 |
| Median household income | $67k | not ranked | not ranked |
| Median home value | $432k | 1st of 28 | 10th of 386 |
36528's median household income is not ranked: its 90% margin of error (±$26,222) is more than a quarter of the figure ($67,206). Rankings use ZIP codes of 1,000 or more people living in households, with margins at most 25% of the figure.
It is denser than 67% of U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 36528?
The 2020 Census counted 1,778 people in 36528; the ACS, which samples households over 2020-2024, estimates 1,852. Between the 2010 and 2020 censuses its population grew 43.7% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 1,852±414 (90% margin)
- 2020 Census count
- 1,778+43.7% since 2010 (1,237)
- Households
- 872
- Median age
- 62.2
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 36528?
Of the 1,852 people the ACS estimates in 36528, 9.3% are under 18 and 36.8% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (92.2%).
- Under 189.3%
- 18 to 6453.9%
- 65 and older36.8%
- White, not Hispanic92.2%
- Hispanic or Latino4.4%
- Black, not Hispanic1.8%
- Other or two or more1.6%
- Asian, not Hispanic0.0%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 36528 earn?
Median household income is $67,206 (ACS 2020-2024). It fell from $107,479 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $67,206±$26,222
- Income per person
- $57,139
- Below the poverty line
- 6.6%
- Unemployed (of the labor force)
- 14.3%
- Adults 25+ with a bachelor's degree
- 42.4%
- Adjusted gross income per tax return, 2022
- $94,036890 returns; wages 54% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 36528?
FHFA's house price index for 36528, built from repeat sales and appraisals of the same homes, rose 127% from 2015 to 2025 and rose 47% from 2020 to 2025, and moved −1.9% in 2025.
- Median home value (owners' estimate)
- $432,200
- Median gross rent
- $1,844
- Homes owned by their occupants
- 97.5%
- Housing units
- 2,262
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 36528?
52 business establishments had a location in this ZIP code in 2023, 13 more than in 2018; the most are in accommodation and food services (ZIP Code Business Patterns).
- Accommodation and food services14
- Real estate and rental and leasing11
- Retail trade9
- Transportation and warehousing4
- Professional, scientific, and technical services4
- Other services (except public administration)3
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 36528?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 36523 | Coden | 2,972 | $62k | 9.4 mi (near) |
| 36509 | Bayou La Batre | 1,233 | $34k | 11.5 mi (near) |
| 36544 | Irvington | 10,521 | $54k | 16.2 mi (near) |
| 39581 | Pascagoula, MS | 11,390 | $38k | 17.0 mi (near) |
| 36541 | Grand Bay | 15,590 | $66k | 17.6 mi (near) |
| 36568 | Saint Elmo | 213 | – | 18.9 mi (near) |
| 36582 | Theodore | 23,705 | $65k | 19.6 mi (near) |
| 39567 | Pascagoula, MS | 10,341 | $62k | 20.8 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.