Grand Isle Louisiana Map

About Grand Isle, Louisiana

Grand Isle is a locality in Jefferson Parish, Louisiana, United States. It has a population of approximately 1,005. The population density is 60.6 people per km². Grand Isle is located at 29.2129°N, 90.0291°W. It observes the Central Time (America/Chicago) timezone. Grand Isle is an incorporated locality. ZIP code: 70358.

Grand Isle stretches as a slender, fragile ribbon of sand between the relentless pulse of the Gulf of Mexico and the salt-marsh silence of the back bays. It lies 42.7 miles south of Estelle, LA (from Estelle, LA: bearing 170°T), and is situated 23.6 miles southeast of Galliano. The landscape of Grand Isle is defined by a low, horizontal horizon where the amber light of dusk flattens the dunes and turns the sea into a sheet of hammered pewter. Beyond the immediate reach of the beach, the terrain yields to the marshy lowlands that extend toward the distant Cheniere Caminada, a basin that acts as a reminder of the shifting, fluid earth. Inland, the water finds its way through the landscape, with the currents of Bayou Laurier flowing seven miles away, while the quiet, stagnant surface of Lake Laurier remains eight miles from the coast, marking the transition from the saline spray of the shoreline to the deeper, shadowed interior.

Grand Isle carries a history forged by the sea, serving for generations as a precarious anchor for those who look to the water for their livelihood. The economy remains tethered to the rhythms of the Gulf of Mexico, with local industry defined by the heavy, rhythmic labor of commercial fishing and the seasonal influx of those seeking the quiet solitude of the Grand Isle wildlife area. Life here moves with a deliberate, tidal pace, shaped by the cyclical arrival of storms and the resilience of a culture that has learned to exist on the edge of the map. The air is heavy with the scent of brine and drying nets, a sensory signature of a place where the barrier between the solid ground and the encroaching tide is always, in the quietest hours, a matter of negotiation.

About This Grand Isle Map Page

This page provides an embedded street and satellite map of Grand Isle, Louisiana. Coordinates: 29.212857, -90.029115. Live weather conditions are sourced directly from the National Weather Service. Real-time local and world news feeds keep the page current.

Detailed location data for Grand Isle includes the ZIP code (70358), telephone area code (985), county seat of Jefferson Parish, and school district assignment (Jefferson Parish School District).

Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity. Population figures are sourced from the 2020 US Census.