About 70358 - Grand Isle, Louisiana

ZIP code 70358 covers the community of Grand Isle in Louisiana, the United States. This area falls under Jefferson County.

Census data puts the population of this ZIP code at 623 residents. It's a quieter, less populous area than the typical Louisiana ZIP code (avg. ~8,800).

Population density runs around 37 people per sq. mile, making it a rural area.

Other ZIP code codes in Louisiana serve areas such as Denham Springs, Marrero, Thibodaux.