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Roslyn, Nassau County, New York Property Taxes

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Property Taxes in Roslyn, New York

  • Median Roslyn, New York effective property tax rate: 0.41%, significantly lower than the national median of 1.02%, and lower than the New York state median of 1.90%.

  • Median Roslyn, New York home value: $990,000

  • Median annual Roslyn, New York tax bill: $4,610, higher than the national median property tax bill of $2,400.

How are property taxes in Nassau calculated?

Property taxes in Roslyn, New York 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 Roslyn's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Roslyn, knowing local tax details benefits homeowners and investors.

Last Updated April 13, 2026

Roslyn, Nassau County, New York Property Tax Bill Calculator

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

0.41%

Estimate Property Tax Bill

$4,059

$3,767

SAVE WITH OWNWELL

$774

Average Annual Tax Savings

How Does the Roslyn Property Tax Calculator Work?

Use this Roslyn property tax calculator to estimate your annual tax bill. Enter your property's assessed value and our calculator applies Roslyn's median effective tax rate of 0.41% — based on actual property records in Nassau County — to generate your estimate.

Enter your property's estimated assessed value — the figure the local appraisal district uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Roslyn's median effective rate across all local levies, providing a more accurate estimate than applying a single county millage rate.

Your bill may vary by ZIP code within Roslyn: rates range from 0.41% in 11576 to 0.41% in 11576, primarily due to differences in school district levies and local assessment districts.

If your estimate is higher than expected, Ownwell can appeal your Roslyn assessment — you only pay if we save you money.

About Roslyn Property Taxes

About Property Taxes in Roslyn, Nassau, New York

Roslyn’s median effective property tax rate of 0.41% is lower than the Nassau County median of 1.90% and higher than the national median of 1.02%. This rate reflects the Nassau County base levy combined with local school district levies and special district levies that vary by subdivision throughout the city.

Property tax rates are not uniform across Roslyn. Homeowners in the 11576 ZIP code carry a median effective rate of 0.41%, while those in the same ZIP code pay 0.41%. This spread — 0.00 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Nassau County. Understanding which part of Roslyn you live in can make a meaningful difference to your annual tax bill.

Roslyn homeowners who believe their assessed value is too high can file a formal appeal with the Assessment Review Commission before the March 31, 2026 deadline each year.

If your estimated bill above seems higher than expected, Ownwell can review your assessment and protest on your behalf. You only pay if we save you money.

Property Tax Rates Across Roslyn, Nassau County, New York

As noted earlier, local government entities set tax rates, which can vary widely within a state.

Why? Because annually, each county estimates its required budget to provide services and divides that by the total value of all taxable property within its jurisdiction. This calculation results in the property tax rate.

While there are votes and laws involved in setting tax rates and budgets, in a nutshell, this is the annual process.

Below, you can compare Roslyn's effective property tax rate to other cities in New York and the median property tax rates in New York and the U.S.

Property Tax Rates Across Roslyn, Nassau County, New York

Source: Ownwell

0.18%

0.61%

1.04%

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 Roslyn Tax Rate

0.41%

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 Nassau County Tax Rate

0.71%

Median Effective New York Tax Rate

1.90%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across Roslyn, Nassau County, New York

Zip10th Percentile25th PercentileMedian Tax Rate75th Percentile90th Percentile
115760.36%0.39%0.41%0.55%0.69%

Source: Ownwell

Property Tax Assessment Values Across Roslyn, Nassau County, New York

When examining property taxes in Roslyn, 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 Nassau County assessment office 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 Nassau County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of the month.

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 Roslyn.

For example, the median home price in Roslyn is $990,000, with tax bills ranging significantly across the county. 11576 has the highest median home price at $990,000.

Property Tax Assessment Values Across Roslyn, Nassau County, New York

Source: Ownwell

$351,000

$2,146,500

$3,942,000

Median Roslyn Market Value

$990,000

Median Nassau County Market Value

$518,000

Median New York Market Value

$312,500

Median United States Market Value

$235,294

Property Tax Assessment Values Across Roslyn, Nassau County, New York

Zip10th Percentile25th PercentileMedian Home Price75th Percentile90th Percentile
11576$540,000$792,000$990,000$1,242,000$1,512,000

Source: Ownwell

Property Tax Bills Across Roslyn, Nassau County, New York

Roslyn property tax bills are calculated by applying the local tax rate to a home’s assessed value, which is influenced by the market value of the property and the exemptions a homeowner may qualify for. With a median home price of $990,000, even small changes in assessment can have a meaningful impact on the final bill. The 25th percentile tax bill is $3,683, the 75th percentile is $5,868, and the 90th percentile is $7,140, showing how much bills can vary across homeowners in Nassau County.

Property taxes affect homeowners by increasing annual housing costs and making it important to confirm that the assessed value is accurate. If a home is assessed too high, the property tax bill may be higher than it should be.

Ownwell helps homeowners save by reviewing assessments, identifying exemption opportunities, and appealing unfair property tax bills. By challenging inaccurate assessments, Ownwell can help reduce what homeowners pay and improve long-term savings.

Property Tax Bills Across Roslyn, Nassau County, New York

Source: Ownwell

$853

$5,263

$9,673

Median Roslyn Tax Bill

$4,610

Median Nassau County Tax Bill

$3,634

Median New York Tax Bill

$5,420

Median United States Tax Bill

$2,400

Property Tax Bills Across Roslyn, Nassau County, New York

Zip10th Percentile25th PercentileMedian Tax Bill75th Percentile90th Percentile
11576$3,077$3,683$4,610$5,868$7,140

Source: Ownwell

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Frequently Asked Property Tax Questions in Roslyn, New York

How are property taxes calculated in Roslyn, New York?
Property taxes in Roslyn, New York are calculated by multiplying your property's assessed value by the applicable tax rate set by local taxing authorities. The assessed value is determined by the county assessor and may differ from your property's market value depending on local assessment ratios and exemptions.
How do I appeal my property taxes in Roslyn, New York?
To appeal your property taxes in Roslyn, New York, you typically need to file a formal protest or appeal with your local appraisal district or assessor's office by the stated deadline. You'll need evidence such as comparable sales, a recent independent appraisal, or documentation of property condition issues. Ownwell can handle this entire process for you.
What property tax exemptions are available in Roslyn, New York?
Common property tax exemptions in Roslyn, New York include homestead exemptions for primary residences, senior citizen exemptions, veteran exemptions, and disability exemptions. Exemption amounts and eligibility requirements vary by county. Contact your local appraisal district or check Ownwell for details specific to your property.
When are property taxes due in Roslyn, New York?
Property tax deadlines in Roslyn, New York vary by county but typically include an assessment notice period in spring or early summer, followed by an appeal deadline, and a tax payment due date in the fall or winter. Check with your county assessor's office for specific dates in your area.
How can Ownwell help reduce my property taxes in Roslyn, New York?
Ownwell provides professional property tax appeal services in Roslyn, New York. Our team analyzes your assessment, gathers evidence, files all paperwork, and represents you at hearings — all with no upfront cost. You only pay a percentage of your savings if we successfully lower your tax bill.