Property Taxes in Tarentum, Pennsylvania
Median Tarentum, Pennsylvania effective property tax rate: 2.73%, significantly lower than the national median of 1.02%, and lower than the Pennsylvania state median of 2.75%.
Median Tarentum, Pennsylvania home value: $65,500
Median annual Tarentum, Pennsylvania tax bill: $1,802, lower than the national median property tax bill of $2,400.
How are property taxes in Allegheny calculated?
Property taxes in Tarentum, 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 Tarentum's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Tarentum, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
How Does the Tarentum Property Tax Calculator Work?
Use this Tarentum property tax calculator to estimate your annual tax bill. Enter your property's assessed value and our calculator applies Tarentum's median effective tax rate of 2.73% — based on actual property records in Allegheny County — to generate your estimate.
Enter your property's estimated assessed value — the figure the local assessment office uses to calculate your bill, which reflects any exemptions you hold and is typically lower than your home's market value. Our calculator applies Tarentum'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 Tarentum: rates range from 2.73% in 15084 to 2.73% in 15084, primarily due to differences in school district levies and local assessment districts.
If your estimate is higher than expected, Ownwell can appeal your Tarentum assessment — you only pay if we save you money.
About Tarentum Property Taxes
About Property Taxes in Tarentum, Allegheny, Pennsylvania
Tarentum’s median effective property tax rate of 2.73% is higher than the Pennsylvania state median of 2.75% and higher than the national median of 1.02%. This rate reflects the Allegheny 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 Tarentum. Homeowners in the 15084 ZIP code carry a median effective rate of 2.73%, while those in the same ZIP pay 2.73%. This spread — 0.00 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Allegheny County. Understanding which part of Tarentum you live in can make a meaningful difference to your annual tax bill.
Tarentum homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before August 1, 2026.
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 Tarentum, Allegheny 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 Tarentum'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 Tarentum Tax Rate
2.73%
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 Allegheny County Tax Rate
2.77%
Median Effective Pennsylvania Tax Rate
2.75%
Median Effective United States Tax Rate
1.27%
Property Tax Rates Across Tarentum, Allegheny County, Pennsylvania
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 15084 | 1.90% | 2.36% | 2.73% | 3.21% | 3.53% |
Source: Ownwell
Save on Your Property Taxes and More With Ownwell
$774
Average Annual Tax Savings
Property Tax Assessment Values Across Tarentum, Allegheny County, Pennsylvania
When examining property taxes in Tarentum, 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 Allegheny 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 Allegheny 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. For example, the median home price in Tarentum is $65,500, with tax bills ranging significantly across the county. 15084 has the highest median home price at $65,500.
Property Tax Assessment Values Across Tarentum, Allegheny County, Pennsylvania
Source: Ownwell
$23,400
$310,675
$597,950
Median Tarentum Market Value
$65,500
Median Allegheny County Market Value
$109,400
Median Pennsylvania Market Value
$118,310
Median United States Market Value
$274,101
Property Tax Assessment Values Across Tarentum, Allegheny County, Pennsylvania
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 15084 | $26,170 | $41,200 | $65,500 | $106,300 | $159,590 |
Source: Ownwell
Save on Your Property Taxes and More With Ownwell
$774
Average Annual Tax Savings
Property Tax Bills Across Tarentum, Allegheny County, Pennsylvania
Property tax bills in Tarentum are based on the assessed value of a home and the local tax rate set by taxing authorities in Allegheny County. When a property’s assessed value rises, the tax bill can increase even if the homeowner’s income does not. For a home with a median home price of $65,500, property taxes can still take a meaningful share of housing costs, especially when compared with the national median property tax rate of 1.02% and the national median property tax bill of $2,400.
In Tarentum, the 25th percentile tax bill is $1,096, the 75th percentile is $2,930, and the 90th percentile is $4,480. The highest median tax bill is $1,802 in ZIP code 15084. These differences show how location and assessed value can affect what homeowners owe.
Ownwell helps homeowners lower property tax bills by reviewing assessments, identifying savings opportunities, and supporting appeals and exemptions that may reduce what you pay.
Median Tarentum Tax Bill
$1,802
Median Allegheny County Tax Bill
$3,120
Median Pennsylvania Tax Bill
$3,050
Median United States Tax Bill
$3,209
Property Tax Bills Across Tarentum, Allegheny County, Pennsylvania
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 15084 | $608 | $1,096 | $1,802 | $2,930 | $4,480 |
Source: Ownwell
Save on Your Property Taxes and More With Ownwell
$774
Average Annual Tax Savings
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | September 1 |
Links | |
|---|---|
| Allegheny Tax Assessor | |
| Website | realestate.alleghenycounty.us |