Grand Isle, Jefferson County, Louisiana Property Taxes

Name: Property Tax Bills Across Grand Isle, Jefferson County, Louisiana
Creator: Ownwell
License: https://creativecommons.org/licenses/by-nc/4.0/

Median Grand Isle, LA effective property tax rate: 1.39%, significantly higher than the national median of 1.02%, but lower than the Louisiana state median of 0.91%.
Median Grand Isle, LA home value: $90,550
Median annual Grand Isle, LA tax bill: $1,197, $1,203 lower than the national median property tax bill of $2,400.

How are property taxes in Jefferson calculated?

Property taxes in Grand Isle, LA are calculated based on the tax assessed value, which is often lower than the actual market value due to property tax exemptions such as the homestead or senior exemption.

Understanding Grand Isle’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Grand Isle, knowing local tax details benefits homeowners and investors.

Last Updated March 1, 2025

Grand Isle, Jefferson County, Louisiana Property Tax Bill Calculator

Property Assessed Value

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

1.39%

Estimate Property Tax Bill

$1,259

$1,168

Ownwell’s Grand Isle Property Tax Bill Calculator empowers homeowners, real estate investors, and potential buyers to estimate their annual property taxes in Grand Isle with just two data points. By entering your property's estimated assessed value, our calculator applies Grand Isle’s median effective tax rate to accurately estimate your property tax bill. Note that your property's assessed value — determined by your county — reflects any exemptions you may have, ensuring a precise calculation for your property tax obligations. This insightful tool helps you understand potential tax liabilities and highlights how Ownwell can assist in reducing property taxes in Jefferson Parish. For those interested in more localized information, please scroll down to explore city-level trends!

Property Tax Rates Across Grand Isle, Jefferson County, Louisiana

Local government entities determine tax rates, leading to significant variations within a state. Each county estimates its budget for essential services and divides it by the total value of all taxable properties, establishing the property tax rate. Although votes and regulations influence the setting of tax rates and budgets, this is essentially the yearly process. In Grand Isle, located in Jefferson Parish, Louisiana, the effective property tax rate stands out when compared to other cities in the state. The median property tax rate in Louisiana is lower than the national median property tax rate of 1.02%. This comparison highlights the diversity in property tax rates across different regions. Understanding these differences is crucial for property owners looking to manage their tax liabilities effectively. By appealing property taxes or seeking exemptions, property owners can potentially reduce their tax burden. This strategic approach can lead to significant savings, especially in areas with higher tax rates.

Property Tax Rates Across Grand Isle, Jefferson County, Louisiana

Source: Ownwell

0.63%

1.01%

1.39%

Our median effective property tax rate (tax bill ÷ assessor's market value) accounts for exemptions and deductions, making it more accurate than the general median tax rate, which is the midpoint of statutory rates before adjustments.

Median Effective Grand Isle Tax Rate

1.39%

Median Effective Jefferson County Tax Rate

0.83%

Median Effective Louisiana Tax Rate

0.91%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across Grand Isle, Jefferson County, Louisiana

Zip	10th Percentile	25th Percentile	Median Tax Rate	75th Percentile	90th Percentile
70358	0.56%	1.36%	1.39%	1.44%	1.50%

Source: Ownwell

Property Tax Assessment Values Across Grand Isle, Jefferson County, Louisiana

When examining property taxes in Grand Isle, Louisiana, understanding the distinction between "market value" and "assessed value" is crucial. The market value is what a willing buyer would pay to a willing seller in an open and competitive market, often influenced by location, property condition, and economic market trends. The Jefferson County appraisal district estimates the market value for tax purposes. The assessed value is the market value minus any applicable exemptions or limits determined by local laws and offerings. The tax assessed value is the figure used to calculate your property taxes or the amount multiplied by your tax rate to get your tax bill. Assessment notices in Jefferson County are sent in the spring each year. They’ll typically reach your mailbox by the middle of March. Each property owner receives an assessment notice that contains both the market value and assessed value, along with an estimate of your property tax bill. By providing insights into how assessed and market values are determined, this section helps property owners navigate their tax responsibilities and understand the valuation processes affecting their property taxes in Grand Isle. For example, the median home price in Grand Isle is $90,550, with tax bills ranging significantly across the county. ZIP code 70358 has the highest median home price at $90,550.

Property Tax Assessment Values Across Grand Isle, Jefferson County, Louisiana

Source: Ownwell

$41,950

$141,875

$241,800

Median Grand Isle Market Value

$90,550

Median Jefferson County Market Value

$136,500

Median Louisiana Market Value

$105,500

Median United States Market Value

$235,294

Property Tax Assessment Values Across Grand Isle, Jefferson County, Louisiana

Zip	10th Percentile	25th Percentile	Median Home Price	75th Percentile	90th Percentile
70358	$28,490	$47,775	$90,550	$206,500	$389,510

Source: Ownwell

Property Tax Bills Across Grand Isle, Jefferson County, Louisiana

Property tax bills in Grand Isle, located in Jefferson County, Louisiana, are calculated based on the assessed value of a property. The assessed value is typically a percentage of the property's market value, which is determined by the local assessor's office. Homeowners in Grand Isle can expect property tax bills to vary significantly, with the 25th percentile at $572 and the 75th percentile reaching $2,733. The 90th percentile sees tax bills as high as $5,246. The median tax bill in Grand Isle is $1,197, which is below the national median of $2,400, offering some relief to homeowners. However, this still represents a significant expense, especially when the median home price is $90,550.

For homeowners looking to reduce their property tax burden, Ownwell offers valuable assistance. By leveraging expertise in property tax appeals and exemptions, Ownwell can help homeowners in Grand Isle potentially lower their tax bills. This service is particularly beneficial for those who feel their property has been over-assessed, ensuring they only pay their fair share.

Property Tax Bills Across Grand Isle, Jefferson County, Louisiana

Source: Ownwell

$408

$1,514

$2,620

Median Grand Isle Tax Bill

$1,197

Median Jefferson County Tax Bill

$1,204

Median Louisiana Tax Bill

$865

Median United States Tax Bill

$2,400

Property Tax Bills Across Grand Isle, Jefferson County, Louisiana

Zip	10th Percentile	25th Percentile	Median Tax Bill	75th Percentile	90th Percentile
70358	$239	$572	$1,197	$2,733	$5,246

Source: Ownwell