West Islip, Suffolk County, New York Property Taxes
Median West Islip, NY effective property tax rate: 2.39%, significantly higher than the national median of 1.02%, and equal to the New York state median of 2.39%.
Median West Islip, NY home value: $522,947
Median annual West Islip, NY tax bill: $12,193, $9,793 higher than the national median property tax bill of $2,400.
How are property taxes in Suffolk calculated?
Property taxes in West Islip, NY 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 West Islip’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in West Islip, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
West Islip, Suffolk County, New York Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
2.39%
Estimate Property Tax Bill
$12,498
$11,598
$1,102
Average Tax Savings
Property Tax Rates Across West Islip, Suffolk County, New York
Local government entities set tax rates, which can vary significantly within a state. This variance is due to each county annually estimating its required budget to provide services and dividing that by the total value of all taxable property within its jurisdiction. This calculation results in the property tax rate. While votes and laws play a role in setting tax rates and budgets, this is the annual process in a nutshell.
In West Islip, located in Suffolk County, property tax rates are a critical factor for homeowners. The effective property tax rate in West Islip stands at 2.39%, which is notably higher than the national median property tax rate of 1.02%. This places West Islip among the areas with the highest property tax rates in the country.
When compared to other cities in New York, West Islip's rate is consistent with the highest median tax rates in the state. This comparison highlights the importance of understanding local tax obligations and exploring potential avenues for property tax appeals or exemptions to manage financial responsibilities effectively.
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 West Islip Tax Rate
2.39%
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 Suffolk County Tax Rate
108.95%
Median Effective New York Tax Rate
2.39%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across West Islip, Suffolk County, New York
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
11795 | 2.22% | 2.25% | 2.39% | 2.44% | 2.47% |
Source: Ownwell
$1,102
Average West Islip Tax Savings
Save on your property taxes & more with Ownwell
Property Tax Assessment Values Across West Islip, Suffolk County, New York
When examining property taxes in West Islip, NY, 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 Suffolk 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.
In Suffolk County, assessment notices are sent in the spring each year. They’ll typically reach your mailbox by the middle of April. 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 West Islip. For example, the median home price in West Islip is $522,947, with tax bills ranging significantly across the county. Zip code 11795 has the highest median home price at $522,947.
Property Tax Assessment Values Across West Islip, Suffolk County, New York
Source: Ownwell

$3,298
$3,252,219
$6,501,139
Median West Islip Market Value
$522,947
Median Suffolk County Market Value
$6,290
Median New York Market Value
$255,644
Median United States Market Value
$235,294
Property Tax Assessment Values Across West Islip, Suffolk County, New York
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
11795 | $422,705 | $467,392 | $522,947 | $615,942 | $820,048 |
Source: Ownwell
$1,102
Average West Islip Tax Savings
Save on your property taxes & more with Ownwell
Property Tax Bills Across West Islip, Suffolk County, New York
In West Islip, Suffolk County, NY, property tax bills are calculated based on the assessed value of a home, which is determined by local tax assessors. The median home price in the area is $522,947, and the property tax bill can vary significantly. For example, the 25th percentile tax bill is $10,771, while at the 75th percentile, it climbs to $14,228, and the 90th percentile reaches $17,761. These figures highlight the substantial burden property taxes can impose on homeowners, especially when compared to the national median property tax bill of $2,400.
Homeowners in West Islip can benefit from appealing their property tax assessments to potentially lower their tax bills. This is where Ownwell comes in. By leveraging their expertise in property tax appeals, Ownwell can help homeowners in West Islip navigate the complexities of the tax assessment process, identify discrepancies, and potentially secure significant savings. With Ownwell's assistance, homeowners can ensure they are not overpaying and can keep more money in their pockets.
Median West Islip Tax Bill
$12,193
Median Suffolk County Tax Bill
$10,006
Median New York Tax Bill
$5,938
Median United States Tax Bill
$2,400
Property Tax Bills Across West Islip, Suffolk County, New York
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
11795 | $9,589 | $10,771 | $12,193 | $14,228 | $17,761 |
Source: Ownwell
$1,102
Average West Islip Tax Savings
Save on your property taxes & more with Ownwell
Don't miss the deadline to file a grievance!
Dates |
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Links | |
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Suffolk Assessment Review Commission | |
Website | gisapps.suffolkcountyny.gov |
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