The typical owner-occupied home in Grand Isle is worth about $269,500, 24% above the Louisiana median of $216,500 and 19% below the national median of $332,700. Owners pay a median $2,025 a year in property taxes, about 0.75% of their home's value, higher than the Louisiana rate of 0.55%. 87% of occupied homes here are lived in by their owners, and 24% of those owners still have a mortgage.
Grand Isle at a glance
| Grand Isle | Louisiana | U.S. | |
|---|---|---|---|
| Median home value | $269,500 | $216,500 | $332,700 |
| Median property tax paid per year | $2,025 | $1,180 | $3,119 |
| Property tax as a share of value | 0.75% | 0.55% | 0.94% |
| Median household income | – | $60,756 | $80,734 |
| Homes lived in by their owners | 87% | 67% | 65% |
| Owner homes with a mortgage | 24% | 52% | 61% |
| Median monthly costs, owners with a mortgage | $1,621 | $1,604 | $1,963 |
| Those costs as a share of the owners' income | 21.3% | 20.4% | 21.0% |
| Median rent | – | $1,064 | $1,413 |
| Median year homes were built | 1981 | 1983 | 1980 |
| Vacant homes | 77.4% | 14.4% | 10.1% |
| Population | 623 | 4,611,961 | 334,922,499 |
What a typical home costs per month in Grand Isle
At this week's average 30-year rate of 7.11%, buying the median Grand Isle home of $269,500 with 20% down costs about $1,731 a month, including property taxes and insurance. With an FHA loan and 3.5% down, it's about $2,180, because the loan is bigger and FHA adds mortgage insurance.
Lenders usually want housing costs under about 28% of gross income, which means an income of roughly $74,189 for the 20%-down payment.
| Down payment | $53,900 |
|---|---|
| Loan amount | $215,600 |
| Principal and interest | $1,450 |
| Property taxes (0.75% a year) | $168 |
| Homeowners insurance (our estimate, 0.5% a year) | $112 |
| PMI | $0 |
| Total per month | $1,731 |
Change the numbers in the calculator
| Down payment | $9,432 |
|---|---|
| Loan amount | $264,619 |
| Principal and interest | $1,780 |
| Property taxes (0.75% a year) | $168 |
| Homeowners insurance (our estimate, 0.5% a year) | $112 |
| FHA mortgage insurance | $119 |
| Total per month | $2,180 |
Change the numbers in the calculator
Questions about home buying in Grand Isle
What is the median home value in Grand Isle?
About $269,500 for owner-occupied homes, according to the Census Bureau's 2020–2024 American Community Survey.
How much are property taxes in Grand Isle?
Homeowners pay a median $2,025 a year, which is about 0.75% of the median home value. Your bill depends on your home's assessed value and local rates.
What income do you need to buy a home in Grand Isle?
For the median home with 20% down at 7.11%, the payment is about $1,731 a month. Keeping that under 28% of gross income takes about $74,189 a year.
More about Grand Isle
- Mortgage Refinance in Grand Isle
- Debt Relief in Grand Isle
- Home Equity Loans in Grand Isle
- Guides and quotes for mortgage refinance on our sister site, MortgageRefinance.com
Sources: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates; Freddie Mac Primary Mortgage Market Survey, week of November 12, 2026. Estimates for small places have wide margins of error. About our data