Property Taxes in Hartsdale, New York
Median Hartsdale, New York effective property tax rate: 1.69%, significantly higher than the national median of 1.02%, and lower than the New York state median of 1.90%.
Median Hartsdale, New York home value: $685,000
Median annual Hartsdale, New York tax bill: $11,687, $9,287 higher than the national median property tax bill of $2,400.
How are property taxes in Westchester calculated?
Property taxes in Hartsdale, 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 Hartsdale's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Hartsdale, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
How Does the Hartsdale Property Tax Calculator Work?
Use this Hartsdale property tax calculator to estimate your annual tax bill. Enter your property's assessed value and our calculator applies Hartsdale's median effective tax rate of 1.69% — based on actual property records in Westchester County — to generate your estimate.
Enter your property's estimated assessed value — the figure the local assessment system uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Hartsdale'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 Hartsdale: rates range from 1.69% in 10530 to 1.69% in 10530, primarily due to differences in school district levies and local assessment districts.
If your estimate is higher than expected, Ownwell can appeal your Hartsdale assessment — you only pay if we save you money.
About Hartsdale Property Taxes
About Property Taxes in Hartsdale, Westchester, New York
Hartsdale’s median effective property tax rate of 1.69% is lower than the New York state median of 1.90% and higher than the national median of 1.02%. This rate reflects the Westchester 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 Hartsdale. Homeowners in the 10530 ZIP code carry a median effective rate of 1.69%, while those in the same ZIP also pay 1.69%. This reflects how school district boundaries and local assessment districts are drawn across Westchester County. Understanding which part of Hartsdale you live in can make a meaningful difference to your annual tax bill.
Hartsdale homeowners who believe their assessed value is too high can file a formal appeal with the local Assessment Review Commission before the 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 Hartsdale, Westchester 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 Hartsdale's effective property tax rate to other cities in New York and the median property tax rates in New York and the U.S.
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 Hartsdale Tax Rate
1.69%
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 Westchester County Tax Rate
1.65%
Median Effective New York Tax Rate
1.90%
Median Effective United States Tax Rate
1.27%
Property Tax Rates Across Hartsdale, Westchester County, New York
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 10530 | 1.69% | 1.69% | 1.69% | 1.69% | 2.28% |
Source: Ownwell
Save on Your Property Taxes and More With Ownwell
$774
Average Annual Tax Savings
Property Tax Assessment Values Across Hartsdale, Westchester County, New York
When examining property taxes in Hartsdale, New York, 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. Westchester County 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 Westchester County are sent in the spring each year and 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.
For example, the median home price in Hartsdale is $685,000, with tax bills centered around $11,687. ZIP code 10530 has the highest median home price at $685,000.
Property Tax Assessment Values Across Hartsdale, Westchester County, New York
Source: Ownwell
$151,450
$988,424
$1,825,397
Median Hartsdale Market Value
$685,000
Median Westchester County Market Value
$638,095
Median New York Market Value
$312,500
Median United States Market Value
$274,101
Property Tax Assessment Values Across Hartsdale, Westchester County, New York
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 10530 | $191,000 | $275,200 | $685,000 | $800,000 | $977,350 |
Source: Ownwell
Save on Your Property Taxes and More With Ownwell
$774
Average Annual Tax Savings
Property Tax Bills Across Hartsdale, Westchester County, New York
Property tax bills in Hartsdale are based on the assessed value of a home, not its market price alone. Local taxing authorities apply the tax rate to that assessed value, and the final bill reflects the property’s location, school district, and other local levies. With a median home price of $685,000, homeowners in Westchester can face very different bills depending on how their property is assessed.
In Hartsdale, the 25th percentile tax bill is $4,615, while the 75th percentile is $14,865 and the 90th percentile reaches $18,669. The median tax bill in ZIP code 10530 is $11,687, far above the national median property tax bill of $2,400 and the national median property tax rate of 1.02%. That means even small assessment errors can have a big impact on what homeowners pay each year.
Ownwell helps homeowners review their assessment, identify opportunities to lower their property tax bill, and pursue an appeal when the bill seems too high.
Property Tax Bills Across Hartsdale, Westchester County, New York
Source: Ownwell
$1,436
$18,351
$35,265
Median Hartsdale Tax Bill
$11,687
Median Westchester County Tax Bill
$9,223
Median New York Tax Bill
$5,420
Median United States Tax Bill
$3,209
Property Tax Bills Across Hartsdale, Westchester County, New York
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 10530 | $3,184 | $4,615 | $11,687 | $14,865 | $18,669 |
Source: Ownwell
Save on Your Property Taxes and More With Ownwell
$774
Average Annual Tax Savings
Don't miss the deadline to file a grievance!
Dates |
|---|
Links | |
|---|---|
| Westchester Assessment Review Commission | |
| Website | experience.arcgis.com |