Is Grand Isle, LA 70358 a buyer’s or seller’s market?
Grand Isle is a buyer’s market. With about 11.3 months of supply, buyers usually have more time and more room to negotiate on price and terms.
The Grand Isle housing market right now
In the three months ending August 31, 2026, 0% of homes in Grand Isle, LA 70358 sold above their list price and there were 11.3 months of supply. More than six months of supply favors buyers, who usually have more time and more room to negotiate. That’s based on 11 home sales.
Compared with the same period a year earlier, the share selling over asking fell from 10%, homes sold more slowly (112 days then) and the median sale price fell 45% to $214,907. Overall, Grand Isle is less competitive than a year ago, which gives buyers more room.
Within Jefferson Parish, homes here sell less often over asking than in any other ZIP code in the county.
Nearby, Westwego 70094 (19% sold over asking) and Harvey 70058 (14% sold over asking) are even more competitive.
Run the numbers for 70358
Nearby markets
Barataria 70036Buyer’s market $151 /sq ftGretna 70053Balanced $148 /sq ftGretna 70056Balanced $137 /sq ftHarvey 70058Buyer’s market $121 /sq ft Browse all markets →Where Grand Isle is
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Questions about Grand Isle real estate
Is Grand Isle a buyer’s or seller’s market?
A buyer’s market: there were 11.3 months of supply in Grand Isle, LA 70358 in the three months ending August 31, 2026. Under four months usually favors sellers, and more than six favors buyers.
Do homes in Grand Isle sell over asking?
0% of homes sold above their original list price, and the typical sale closed at 88.9% of the list price.
What are property taxes in Grand Isle?
About 0.52% of a home’s value a year in Jefferson Parish, or roughly $2,080 on a $400,000 home.
What is the median home price in Grand Isle?
The median sale price was $214,907 in the three months ending August 31, 2026, about $169 per square foot.
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Market data describes housing activity only. Figures are rolling 3-month values from Redfin and may be revised. Methodology