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LA area data

Grand isle, LA

Grand isle, LA.

Population: 623 (Census ACS)

The median home value in Grand isle, LA is $266,852 — down 0.9% over the past year. Homes sell for a median $280,000 after a median 148 days on market. 1 schools serve the area (NCES). FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively High, with coastalflooding, hurricane, lightning the top-rated hazards. Cost of living is 9.5% below the US average (BEA, metro/state-level).

Backed by 25+ public sourcesFEMA · U.S. Census · NOAA · Dept. of Education · EPA · and more

$266,852

Median home value

-0.9%

1-year change

148

Median days on market

Relatively High

Hazard risk (county)

Home values & appreciation

Median home value
$266,852
1-year appreciation
-0.9%
3-year appreciation
+3.6%
5-year appreciation
-19.4%
All-time peak (2019-09)
$342,043
House Price Index (state)
368.9 (+2.6% YoY)

Sources: home value index (ZIP-level) · FHFA House Price Index (state-level)

Market activity

Median sale price
$280,000
Median list price
$475,000
Median price per sqft
$226
1-year sale-price change
-6.7%
Median days on market
148 days
Homes sold (recent period)
15
For-sale inventory
77
Sale-to-list ratio
93.2%
Active listings
37
1-year forecast
-5.8%
New listings (monthly)
7

Source: recent area sales and market data (ZIP-level)

Rents

Studio fair-market rent
$1,024/mo
1BR fair-market rent
$1,155/mo
2BR fair-market rent
$1,266/mo
3BR fair-market rent
$1,583/mo
4BR fair-market rent
$1,801/mo

Sources: market rent index (ZIP-level) · HUD Fair Market Rents (metro/county-level, 40th-percentile regulatory reference)

Affordability

Cost of living index (Below Average)
90.5 (100 = US avg)
Electricity rate (state-level)
12.6¢/kWh
Natural gas rate (state-level)
$17.40/MCF
30-year mortgage rate (national)
6.66%
15-year mortgage rate (national)
6.00%

Sources: BEA Regional Price Parities (metro/state-level) · EIA energy rates (state-level) · Freddie Mac PMMS (national)

Schools

Total schools
1
Elementary schools
0
Middle schools
0
High schools
0
Schools include
Grand Isle High School

Source: NCES school directory, 2022-23 (school-address-based)

Natural hazards & flood risk

Overall hazard risk (county)
Relatively High
Top hazards (county)
coastalFlooding, hurricane, lightning, coldWave, hail
Notable hazard ratings (county)
coastalFlooding: Very High · coldWave: Relatively High · drought: Relatively Low · earthquake: Relatively Low · hail: Relatively High · heatWave: Relatively High
FEMA flood zone
VE
Flood risk level
High
Wildfire risk to homes (county)
Higher than 38% of US counties
Buildings in wildfire direct-exposure zone
2.4%
Radon potential (county)
Low radon potential — EPA Zone 3 of 3
EPA Superfund (NPL) sites within 5 mi
None
EPA recommends radon testing for every home regardless of zone.

Sources: FEMA National Risk Index (county-level) · FEMA flood data (ZIP-level) · USDA Forest Service Wildfire Risk to Communities (county-level) · EPA radon zones + Superfund NPL

Climate (30-year normals)

Average annual temperature
70.0°F
Average high
78.0°F
Average low
62.0°F
Annual precipitation
65.5 in
USDA plant hardiness zone
10a (extreme annual low 30 to 35°F)

Sources: NOAA Climate Normals (30-year, nearest-station) · USDA Plant Hardiness Zone Map (2023)

Air quality

Air quality rating
Moderate
Median AQI (annual)
51
Days with Good air quality
181
Days with Moderate air quality
179
Highest AQI recorded (year)
126

Source: EPA air quality data (nearest monitoring station, annual)

Walkability & transit

Walkability index
5.2 / 20
Transit service frequency
-99,999
Jobs reachable by car (30 min)
313
Jobs reachable by transit (45 min)
360

Source: EPA Smart Location Database (metropolitan block groups)

Amenities

National parks within ~60 mi
2
Nearest national park
Jean Lafitte National Historical Park and Preserve (42 mi)
National parks include
Jean Lafitte National Historical Park and Preserve, New Orleans Jazz National Historical Park
Airports within 30 mi
3
Nearest airport
South Lafourche Leonard Miller Jr Airport (21 mi)
Hospitals nearby (~15 mi)
1
Hospitals include
LADY OF THE SEA GENERAL HOSPITAL
Solar radiation rating
Good (5.0 kWh/m²/day)

Sources: National Park Service · FAA airport data · CMS hospital data · DOE/NREL (proximity-based)

Migration

Net migration (county)
-3,199 tax filers

Source: IRS county-to-county migration data (county-level, ~12-month lag)

Housing stock

Median year housing built
1,981
Housing built before 1970
28.9%
Housing built 2000 or later
22.5%
Median annual property tax
$2,025
Households with broadband internet
39.9%

Source: Census ACS 5-year estimates (ZIP-level)

Employment & development

Total county employment
168,059
Average weekly wage
$1,195
Top industries (by employment)
Health Care, Accommodation & Food, Administrative Services
Annual residential building permits (county)
432

Sources: BLS QCEW (county-level) · Census Building Permits (county-level)

How it compares

Grand isleState medianUS median
Median home value$266,852$186,662$289,727
Median sale price$280,000$225,000$325,000
Median days on market148 days74 days51 days
Median annual property tax$2,025$576$2,006

State and US medians are computed across all US ZIP codes with sufficient public-data coverage, from the same sources as the figures above.

Area data compiled from public government, academic, and industry research feeds. Data sources →

Common questions

What is the median home value in Grand isle, LA?
$266,852.
What is the median sale price in Grand isle, LA?
$280,000.
How long do homes take to sell in Grand isle, LA?
Median days on market: 148 days.
What is typical rent in Grand isle, LA?
2-bedroom fair-market rent: $1,266/month (HUD FMR — a 40th-percentile regulatory reference, not market-observed).
What is the natural-hazard risk in Grand isle, LA?
Overall risk: Relatively High (FEMA NRI, county-level). Top hazards: coastalFlooding, hurricane, lightning, coldWave, hail.
Is Grand isle, LA in a flood zone?
High (FEMA NFIP). FEMA flood zone VE.
What is the wildfire risk in Grand isle, LA?
Risk to homes is higher than 38% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
What is the radon potential in Grand isle, LA?
Low radon potential — EPA Zone 3 of 3, county-level. EPA recommends testing every home regardless of zone.
Are there Superfund sites near Grand isle, LA?
No current or proposed National Priorities List sites within 5 miles (EPA).
How many schools serve Grand isle, LA?
1 schools (NCES, 2022-23).
Is Grand isle, LA walkable?
Walkability index: 5.2/20 (EPA Smart Location Database).
What is the air quality in Grand isle, LA?
Moderate. Median AQI: 51. (EPA AQI).
What is the cost of living in Grand isle, LA?
Regional Price Parity: 90.5 (100 = US average) (Below Average) (BEA RPP, metro/state-level).

ZIP code for Grand isle

Selling a home in Grand isle, LA?

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Data last updated

Most recent source refresh: Sep 2026. See all data sources →

Data compiled by REAIGENT7 — AI listing platform for real estate agents