LA area data
Grand isle, LA
Grand isle, LA.
Population: 623 (Census ACS)
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
- 368.9 (+2.6% YoY)
Market activity
- Median sale price
- $280,000
- Median list price
- $475,000
- Median days on market
- 148 days
- Sale-to-list ratio
- 93.2%
- Active listings
- 37
- 1-year forecast
- -5.8%
- New listings (monthly)
- 7
Rents
- 2-bedroom fair-market rent (HUD reference)
- $1,266/mo
- 3BR fair-market rent
- $1,583/mo
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%
Schools
- Total schools
- 1
- Elementary schools
- 0
- Middle schools
- 0
- High schools
- 0
Natural hazards & flood risk
- Overall hazard risk
- Relatively High
- Top hazards
- coastalFlooding, hurricane, lightning, coldWave, hail
- FEMA flood zone
- VE
- Flood risk level
- High
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
Air quality
- Air quality rating
- Moderate
- Median AQI (annual)
- 51
- Days with Good air quality
- 181
Walkability & transit
- Walkability index
- 5.2 / 20
- Transit service frequency
- -99,999
Amenities
- National parks within ~60 mi
- 2
- Nearest national park
- Jean Lafitte National Historical Park and Preserve (42 mi)
- Nearest airport
- South Lafourche Leonard Miller Jr Airport (21 mi)
- Hospitals nearby (~15 mi)
- 1
- Solar radiation rating
- Good (5.0 kWh/m²/day)
Migration
- Net migration
- -3,199 tax filers
Housing stock
- Median year housing built
- 1,981
- Median annual property tax
- $2,025
- Households with broadband internet
- 39.9%
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
Area data compiled from public government, academic, and industry research feeds. Data sources →
Data last updated
Most recent source refresh: Aug 2026. See all data sources →