Property Taxes in Addison, Pennsylvania
Median Addison, Pennsylvania effective property tax rate: 2.34%, significantly higher than the national median of 1.02%, and lower than the Pennsylvania state median of 2.75%.
Median Addison, Pennsylvania home value: $47,500
Median annual Addison, Pennsylvania tax bill: $1,112, $1,288 lower than the national median property tax bill of $2,400.
How are property taxes in Somerset calculated?
Property taxes in Addison, Pennsylvania 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 Addison's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Addison, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
How Does the Addison Property Tax Calculator Work?
Use this Addison property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Addison's median effective tax rate of 2.34% — based on actual property records in Somerset 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 Addison'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 Addison: rates range from 2.34% in 15411 to 2.34% in 15411, 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 Addison.
About Addison Property Taxes
About Property Taxes in Addison, Somerset, Pennsylvania
Addison's median effective property tax rate of 2.34% is higher than the Pennsylvania state median of 2.75% and higher than the national median of 1.02%. This rate reflects the Somerset County base levy combined with local school district levies and special taxing districts that vary by subdivision throughout the city.
Property tax rates are not uniform across Addison. Homeowners in the 15411 ZIP code carry a median effective rate of 2.34%, while those in the lowest ZIP also pay 2.34%. This spread reflects how school district boundaries and local assessment districts are drawn across Somerset County. Understanding which part of Addison you live in can make a meaningful difference to your annual tax bill.
Addison homeowners who believe their assessed value is too high can file a formal appeal with the Tax Assessor before the August 1, 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 Addison, Somerset County, Pennsylvania
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 Addison's effective property tax rate to other cities in Pennsylvania and the median property tax rates in Pennsylvania 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 Addison Tax Rate
2.34%
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 Somerset County Tax Rate
2.76%
Median Effective Pennsylvania Tax Rate
2.75%
Median Effective United States Tax Rate
1.27%
Property Tax Rates Across Addison, Somerset County, Pennsylvania
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 15411 | 2.34% | 2.34% | 2.34% | 2.34% | 2.34% |
Source: Ownwell
Property Tax Assessment Values Across Addison, Somerset County, Pennsylvania
When examining property taxes in Addison, Pennsylvania, 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 Somerset 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 Somerset County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of the month when notices are sent.
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 Addison.
For example, the median home price in Addison is $47,500, with tax bills ranging significantly across the county. 15411 has the highest median home price at $47,500.
Property Tax Assessment Values Across Addison, Somerset County, Pennsylvania
Source: Ownwell
$27,300
$80,700
$134,100
Median Addison Market Value
$47,500
Median Somerset County Market Value
$51,980
Median Pennsylvania Market Value
$118,310
Median United States Market Value
$274,101
Property Tax Assessment Values Across Addison, Somerset County, Pennsylvania
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 15411 | $9,022 | $25,620 | $47,500 | $68,370 | $103,158 |
Source: Ownwell
Property Tax Bills Across Addison, Somerset County, Pennsylvania
Addison property tax bills are based on the assessed value of a home and the local tax rate set for Somerset County. When a property’s assessed value changes, the tax bill can change as well, even if the homeowner has not made any major improvements. For Addison homeowners, a median home price of $47,500 helps show how local tax bills are tied to relatively modest property values.
The typical property tax bill in Addison falls between $600 at the 25th percentile and $1,600 at the 75th percentile, with the 90th percentile reaching $2,414. The median tax bill in the area is $1,112, which is below the national median property tax bill of $2,400 and also below the national median property tax rate of 1.02%. These bills affect homeowners by influencing monthly housing costs and long-term affordability, making it important to understand how assessed value and local rates work together.
Median Addison Tax Bill
$1,112
Median Somerset County Tax Bill
$1,441
Median Pennsylvania Tax Bill
$3,050
Median United States Tax Bill
$3,209
Property Tax Bills Across Addison, Somerset County, Pennsylvania
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 15411 | $211 | $600 | $1,112 | $1,600 | $2,414 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | September 1 |
Links | |
|---|---|
| Somerset Tax Assessor | |
| Website | www.co.somerset.pa.us |