Grand Isle, LA ZIP code
The ZIP code for Grand Isle, Louisiana is 70358. It is in Jefferson Parish.
- Population in these ZIPs
- 623
- Avg. median income
- —population-weighted
- Typical home value
- $249,600population-weighted
- Metro area
- New Orleans-Metairie, LA
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Grand Isle, LA ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 70358 | 623 | — | $249,600 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Grand Isle
- Golden Meadow 10 mi
- Port Sulphur 23 mi
- Cut Off 24 mi
- Galliano 24 mi
- Pointe A La Hache 30 mi
- Larose 31 mi
- Barataria 33 mi
- Lafitte 35 mi
- Buras 35 mi
- Montegut 35 mi
- Braithwaite 37 mi
- Boothville 39 mi
Frequently asked questions
What is the ZIP code for Grand Isle, LA?
The ZIP code for Grand Isle, LA is 70358.
What county is Grand Isle, Louisiana in?
Grand Isle ZIP codes are in Jefferson Parish.