Old Chatham, Columbia County, New York Property Taxes
Property Taxes in Old Chatham, New York
Median Old Chatham, New York effective property tax rate: 1.52%, significantly higher than the national median of 1.02%, and lower than the New York state median of 1.90%.
Median Old Chatham, New York home value: $490,748
Median annual Old Chatham, New York tax bill: $7,341, $4,941 higher than the national median property tax bill of $2,400.
How are property taxes in Columbia calculated?
Property taxes in Old Chatham, 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 Old Chatham's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Old Chatham, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Old Chatham, Columbia County, New York Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
1.52%
Estimate Property Tax Bill
$7,459
$6,922
How Does the Old Chatham Property Tax Calculator Work?
Use this Old Chatham property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Old Chatham's median effective tax rate of 1.52% — based on actual property records in Columbia 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 Old Chatham's median effective rate across all local levies, providing a more accurate estimate than applying a single county millage rate.
Old Chatham's median tax rate is higher than the New York median tax rate of 1.90%, and the median property tax bill is $7,341, which is $4,941 higher than the state median tax bill.
Your bill may vary by ZIP code within Old Chatham: rates range from $7,341 in 12136 to $7,341 in 12136, 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 Old Chatham.
About Old Chatham Property Taxes
About Property Taxes in Old Chatham, Columbia, New York
Old Chatham’s median effective property tax rate of 1.52% is lower than the New York state median of 1.90% and higher than the national median of 1.02%. This rate reflects the Columbia 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 Old Chatham. Homeowners in the 12136 ZIP code carry a median effective rate of 1.52%, while those in the lowest ZIP code pay 1.52%. This spread reflects how school district boundaries and local assessment districts are drawn across Columbia County. Understanding which part of Old Chatham you live in can make a meaningful difference to your annual tax bill.
Old Chatham homeowners who believe their assessed value is too high can file a formal appeal with the 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 Old Chatham, Columbia 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 Old Chatham'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 Old Chatham Tax Rate
1.52%
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 Columbia County Tax Rate
1.42%
Median Effective New York Tax Rate
1.90%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Old Chatham, Columbia County, New York
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 12136 | 1.38% | 1.49% | 1.52% | 1.52% | 1.55% |
Source: Ownwell
Property Tax Assessment Values Across Old Chatham, Columbia County, New York
When examining property taxes in Old Chatham, 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 Columbia 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 Columbia 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. For example, the median home price in Old Chatham is $490,748, with the median tax bill at $7,341. The highest median home price is in 12136 at $490,748.
Property Tax Assessment Values Across Old Chatham, Columbia County, New York
Source: Ownwell
$230,000
$390,000
$550,000
Median Old Chatham Market Value
$490,748
Median Columbia County Market Value
$356,322
Median New York Market Value
$312,500
Median United States Market Value
$235,294
Property Tax Assessment Values Across Old Chatham, Columbia County, New York
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 12136 | $241,379 | $341,667 | $490,748 | $775,862 | $1,264,368 |
Source: Ownwell
Property Tax Bills Across Old Chatham, Columbia County, New York
Property tax bills in Old Chatham are calculated by applying the local tax rate to a home’s assessed value, which is based on the market value of the property. That means the bill depends on how the home is valued for tax purposes, not just what the owner paid for it. Factors such as location, property characteristics, and local assessment practices can all affect the final amount.
With a median home price of $490,748, homeowners in Old Chatham can face very different tax bills depending on how their property is assessed. The 25th percentile tax bill is $4,905, while the 75th percentile is $11,284 and the 90th percentile reaches $18,773. The median tax bill in ZIP code 12136 is $7,341.
For homeowners, this can have a major impact on monthly housing costs and long-term affordability, especially when local tax bills are well above the national median property tax bill of $2,400.
Median Old Chatham Tax Bill
$7,341
Median Columbia County Tax Bill
$4,894
Median New York Tax Bill
$5,420
Median United States Tax Bill
$2,400
Property Tax Bills Across Old Chatham, Columbia County, New York
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 12136 | $3,376 | $4,905 | $7,341 | $11,284 | $18,773 |
Source: Ownwell
Don't miss the deadline to file a grievance!
Dates | |
|---|---|
| Appeal Deadline | May 26 |
Links | |
|---|---|
| Columbia Assessment Review Commission | |
| Website | beacon.schneidercorp.com |