North River, Warren County, New York Property Taxes

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Property Taxes in North River, New York

Median North River, New York effective property tax rate: 1.37%, significantly higher than the national median of 1.02%, and lower than the New York state median of 1.90%.
Median North River, New York home value: $177,954
Median annual North River, New York tax bill: $2,417, $17 higher than the national median property tax bill of $2,400.

How are property taxes in Warren calculated?

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

Last Updated April 13, 2026

North River, Warren County, New York Property Tax Bill Calculator

Property Assessed Value

$100,000

$1,500,000

$3,000,000

Median Effective Tax Rate

1.37%

Estimate Property Tax Bill

$2,438

$2,262

How Does the North River Property Tax Calculator Work?

Use this North River property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies North River's median effective tax rate of 1.37% — based on actual property records in Warren 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 North River'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 North River: rates range from 1.37% in 12856 to 1.37% in 12856, primarily due to differences in school district levies and local assessment districts.

For a more precise estimate, scroll down to explore ZIP code-level tax rate trends across North River.

About North River Property Taxes

About Property Taxes in North River, Warren, New York

North River’s median effective property tax rate of 1.37% is lower than the New York state median of 1.90% and higher than the national median of 1.02%. This rate reflects the Warren 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 North River. Homeowners in the 12856 ZIP code carry a median effective rate of 1.37%, while those in the lowest ZIP also pay 1.37%. This spread reflects how school district boundaries and local assessment districts are drawn across Warren County. Understanding which part of North River you live in can make a meaningful difference to your annual tax bill.

North River homeowners who believe their assessed value is too high can file a formal appeal with the local Assessment Review Commission before the May 26, 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 North River, Warren 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 North River'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 North River, Warren County, New York

Source: Ownwell

0.32%

1.49%

2.66%

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 North River Tax Rate

1.37%

Median Effective Warren County Tax Rate

1.84%

Median Effective New York Tax Rate

1.90%

Median Effective United States Tax Rate

1.02%

Property Tax Rates Across North River, Warren County, New York

Zip	10th Percentile	25th Percentile	Median Tax Rate	75th Percentile	90th Percentile
12856	1.30%	1.37%	1.37%	1.37%	1.37%

Source: Ownwell

Property Tax Assessment Values Across North River, Warren County, New York

When examining property taxes in North River, 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. The Warren 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 Warren County, assessment notices are sent in May each year. They'll typically reach your mailbox by the middle of May.

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 North River.

For example, the median home price in North River is $177,954, with a median property tax bill of $2,417. Tax bills range from $1,552 at the 25th percentile to $5,676 at the 90th percentile, and the highest median home price is in 12856 at $177,954.

Property Tax Assessment Values Across North River, Warren County, New York

Source: Ownwell

$135,000

$665,500

$1,196,000

Median North River Market Value

$177,954

Median Warren County Market Value

$257,000

Median New York Market Value

$312,500

Median United States Market Value

$235,294

Property Tax Assessment Values Across North River, Warren County, New York

Zip	10th Percentile	25th Percentile	Median Home Price	75th Percentile	90th Percentile
12856	$72,554	$115,057	$177,954	$301,620	$421,360

Source: Ownwell

Property Tax Bills Across North River, Warren County, New York

Property tax bills in North River are calculated by applying the local tax rate to a home’s assessed value, which is based on the market value of the property and any applicable exemptions. Local taxing authorities use that assessed value to determine how much each homeowner owes, so two homes with different values can receive very different bills.

With a median home price of $177,954, the typical property tax bill in the area reflects how local assessments and tax rates combine to shape annual costs. The median tax bill in the ZIP code 12856 is $2,417, which is slightly above the national median property tax bill of $2,400.

For homeowners, this means property taxes can be a major part of the cost of owning a home. Bills may rise when assessed values increase, even if a homeowner has not made major changes to the property. Because of that, understanding how the bill is calculated can help homeowners better anticipate their yearly expenses.

Property Tax Bills Across North River, Warren County, New York

Source: Ownwell

$1,342

$7,589

$13,836

Median North River Tax Bill

$2,417

Median Warren County Tax Bill

$4,402

Median New York Tax Bill

$5,420

Median United States Tax Bill

$2,400

Property Tax Bills Across North River, Warren County, New York

Zip	10th Percentile	25th Percentile	Median Tax Bill	75th Percentile	90th Percentile
12856	$1,005	$1,552	$2,417	$3,971	$5,676

Source: Ownwell

Don't miss the deadline to file a grievance!

Dates
Appeal Deadline	May 26

Links
Warren Assessment Review Commission
Website	imo.warrencountyny.gov

Frequently Asked Property Tax Questions in North River, New York

How are property taxes calculated in North River, New York?

Property taxes in North River, 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 North River, New York?

To appeal your property taxes in North River, 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 North River, New York?

Common property tax exemptions in North River, 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 North River, New York?

Property tax deadlines in North River, 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 North River, New York?

Ownwell provides professional property tax appeal services in North River, 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.