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GRAND ISLE, LA 70358

Real Estate Market Report  ·  Jefferson County
Seller's Market
September 2026  ·  Source: Realtor.com

Market Analysis

Data as of September 2026. Source: Realtor.com.

The GRAND ISLE, LA real estate market (70358) currently shows 69 active listings, with 7 pending sales. Homes are averaging 146 days on the market before going under contract.

Inventory has tightened compared to last year, with 18 fewer active listings — creating more competition among buyers.

Homes are selling faster, averaging 146 days on market compared to 171 days last year.

The median listing price has risen 19.1% year-over-year, from $391,250 to $466,000.

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Market Context

Market Context

Population: 903  ·  Density: 53.9/mi²  ·  Median household income: $0

Typical home value: $254,698  ·  Homeownership: 72.4%

Market Overview

Active Listings
69
⇩ 20.7% vs 87 last year
Pending
7
10% pending ratio
Median Price
$466,000
⇧ 19.1% vs $391,250 last year
Average Price
$556,997
⇧ 14.1% vs $488,365 last year
Days on Market
146
⇩ 14.6% vs 171 days last year

Price Per Square Foot

Median $/sqft
$297
⇧ 4.6% vs $284/sqft last year
Median Home Size
1,519 sqft
Typical listing size
12-Month $/sqft Trend

Market Trends

Inventory & Days on Market

Year over Year
  • Listings: 69 this year vs 87 last year
  • Days on market: 146 now vs 171 last year

Median & Average Pricing

Year over Year
  • Median: $466,000 (+19.1% YoY)
  • Average: $556,997 (+14.1% YoY)

12-Month Price Trend

Median & Average
  • Median and average listing prices over the past 12 months

12-Month Inventory Trend

Active & Pending
  • Active and pending listing counts over the past 12 months

Historical Trend Charts

Median Price
Average Price
Days on Market
Total Listings
Pending Listings
Active Listings
New Listings
Price Per Sqft
Price Reduced %

Nearby Real Estate Markets

Median Price Legend:
< $250K
$250K–$500K
$500K–$1M
$1M–$2M
> $2M
25 Nearby Zip Code Markets within 48.1 miles — 455 listings ($146,621,006 combined market value)
Zip City / State Distance Listings Market Value Median $ Average $
70358Grand Isle, LA 703580.0 mi69$36,705,378$449,950$531,962
70083Port Sulphur, LA 7008323.9 mi16$5,194,800$319,250$324,675
70345Cut Off, LA 7034524.4 mi50$13,310,100$195,750$266,202
70377Montegut, LA 7037733.6 mi17$1,722,763$96,943$101,339
70041Buras, LA 7004134.8 mi12$2,334,840$184,750$194,570
70040Braithwaite, LA 7004038.2 mi9$3,803,400$254,450$422,600
70374Lockport, LA 7037438.9 mi25$7,120,525$202,250$284,821
70343Bourg, LA 7034339.7 mi23$6,192,681$281,250$269,247
70353Dulac, LA 7035342.0 mi14$3,913,420$249,700$279,530
70085Saint Bernard, LA 7008544.7 mi23$8,469,405$298,750$368,235
70058Harvey, LA 7005845.4 mi109$28,673,976$239,925$263,064
70070Luling, LA 7007045.9 mi63$23,414,643$363,750$371,661
70092Violet, LA 7009248.1 mi25$5,765,075$217,500$230,603

Frequently Asked Questions

How many homes are for sale in GRAND ISLE, LA 70358?

As of September 2026, there are 69 active listings in GRAND ISLE, LA (zip code 70358), compared to 87 the prior year.

What is the median home price in GRAND ISLE, LA 70358?

The median listing price in GRAND ISLE, LA 70358 is $466,000 as of September 2026, a 19.1% increase from $391,250 the prior year.

How long do homes stay on the market in GRAND ISLE, LA?

Homes in GRAND ISLE, LA 70358 spend an average of 146 days on the market before going under contract, compared to 171 days the prior year.

Is it a seller's or buyer's market in GRAND ISLE, LA 70358?

Based on current inventory and days-on-market data as of September 2026, GRAND ISLE, LA 70358 is currently a Seller's Market. Inventory has tightened compared to last year, with 18 fewer active listings — creating more competition among buyers. Homes are selling faster, averaging 146 days on market compared to 171 days last year.

How much can I save on real estate commission in GRAND ISLE, LA?

With SELL123.com's maximum 3% commission, sellers in GRAND ISLE, LA 70358 save an estimated $9,320 compared to a typical 5% commission on the median listing price of $466,000. Our fee structure: 1% listing + 2% selling broker — no additional buyer or seller fees. Call (240) SELL-123 or email info@SELL123.com for a free consultation.