ZIP code · Dauphin Island · Alabama · United States
ZIP code 36528 — Dauphin Island
ZIP code 36528 serves Dauphin Island, Alabama.
- Postal code
- 36528Single source Value from one source, not cross-checked.
- City
- Dauphin Island
- County
- Mobile FIPS 01097
- State
- Alabama
- Country
- United States
- Coordinates
- 30.2521, -88.1096 — precision precise (locality)
View on OpenStreetMap - Population
- 1,944 (ZCTA, ACS 5-year)
- Population density
- 309 / sq mi
- Land area
- 6.3 sq mi (16.3 km²) (ZCTA, ACS 5-year)
- Median household income
- $64,615
- Per-capita income
- $52,520
- Median age
- 60.9
- Households
- 876
- Housing units
- 2,283
- Median home value
- $387,400
- Median gross rent
- $1,750 / month
- Congressional district
- AL-1 (119th Congress)
- USDA hardiness zone
- 9b (25 to 30 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Time zone
- America/Chicago (UTC−6 / UTC−5 DST)
- Area code
- 251Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Tools: compare 36528 with another ZIP · ZIPs within 25 miles · distance from 36528
Map of ZIP code 36528
Climate — monthly normals
Warmest month Jul (avg high 88°F), coldest Jan (avg low 46°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | 59 | 62 | 67 | 74 | 81 | 86 | 88 | 88 | 85 | 77 | 68 | 61 |
| Avg low °F | 46 | 49 | 56 | 63 | 71 | 76 | 78 | 78 | 76 | 67 | 56 | 49 |
| Precip in | 5.2 | 4.3 | 4.9 | 5.2 | 5.0 | 5.9 | 6.8 | 6.0 | 5.2 | 3.5 | 3.9 | 5.1 |
NOAA 1991–2020 climate normals from the nearest station: DAUPHIN IS #2 (1.9 mi) · NOAA NCEI
Places in ZIP 36528
- 1 schools
- 4 restaurants & cafés
- 1 bars & pubs
- 8 parks
- 2 playgrounds
- 1 post offices
- 4 places of worship
- 2 gas stations
- 2 police & fire stations
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page