Southborough, Worcester County, Massachusetts Property Taxes
Property Taxes in Southborough, Massachusetts
Median Southborough, Massachusetts effective property tax rate: 1.38%, significantly higher than the national median of 1.02%, and higher than the Massachusetts state median of 1.15%.
Median Southborough, Massachusetts home value: $841,500
Median annual Southborough, Massachusetts tax bill: $11,621, $9,221 higher than the national median property tax bill of $2,400.
How are property taxes in Worcester calculated?
Property taxes in Southborough, Massachusetts 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 Southborough's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Southborough, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
Southborough, Worcester County, Massachusetts Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
1.38%
Estimate Property Tax Bill
$11,613
$10,776
How Does the Southborough Property Tax Calculator Work?
Use this Southborough property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Southborough's median effective tax rate of 1.38% — based on actual property records in Worcester 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 Southborough'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 Southborough: rates range from 1.38% in 01772 to 1.38% in 01772, 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 Southborough.
About Southborough Property Taxes
About Property Taxes in Southborough, Worcester, Massachusetts
Southborough’s median effective property tax rate of 1.38% is higher than the Massachusetts state median of 1.15% and higher than the national median of 1.02%. This rate reflects the Worcester County base levy combined with local school district levies and special assessment districts that vary by subdivision throughout the city.
Property tax rates are not uniform across Southborough. Homeowners in the 01772 ZIP code carry a median effective rate of 1.38%, while those in the same ZIP also pay 1.38%. This spread — 0.00 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Worcester County. Understanding which part of Southborough you live in can make a meaningful difference to your annual tax bill.
Southborough homeowners who believe their assessed value is too high can file a formal appeal with the local Tax Assessor before the February 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 Southborough, Worcester County, Massachusetts
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 Southborough's effective property tax rate to other cities in Massachusetts and the median property tax rates in Massachusetts and the U.S.
Property Tax Rates Across Southborough, Worcester County, Massachusetts
Source: Ownwell
0.96%
1.31%
1.66%
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 Southborough Tax Rate
1.38%
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 Worcester County Tax Rate
1.32%
Median Effective Massachusetts Tax Rate
1.15%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Southborough, Worcester County, Massachusetts
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 01772 | 1.38% | 1.38% | 1.38% | 1.38% | 1.38% |
Source: Ownwell
Property Tax Assessment Values Across Southborough, Worcester County, Massachusetts
When examining property taxes in Southborough, Massachusetts, 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 Worcester County assessor 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 Worcester County, assessment notices are sent in January each year. They'll typically reach your mailbox by the middle of January.
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 Southborough.
For example, the median home price in Southborough is $841,500, with tax bills ranging significantly across the county. 01772 has the highest median home price at $841,500.
Property Tax Assessment Values Across Southborough, Worcester County, Massachusetts
Source: Ownwell
$153,400
$497,450
$841,500
Median Southborough Market Value
$841,500
Median Worcester County Market Value
$419,400
Median Massachusetts Market Value
$561,600
Median United States Market Value
$235,294
Property Tax Assessment Values Across Southborough, Worcester County, Massachusetts
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 01772 | $505,700 | $617,400 | $841,500 | $1,124,300 | $1,467,460 |
Source: Ownwell
Property Tax Bills Across Southborough, Worcester County, Massachusetts
Property tax bills in Southborough are based on the assessed value of a home and the local tax rate set by the town. For a median home price of $841,500, the bill can vary widely depending on the property’s assessment, exemptions, and any local budget changes that affect the tax rate.
Homeowners in Southborough typically face higher property tax bills than the national median property tax bill of $2,400. The 25th percentile tax bill is $8,526, while the 75th percentile reaches $15,527. At the 90th percentile, bills climb to $20,266, showing how quickly taxes can rise for higher-valued homes.
These taxes directly affect monthly housing costs and long-term affordability. Because the bill is tied to market value and local rates, even small changes in assessment can make a noticeable difference for homeowners.
Property Tax Bills Across Southborough, Worcester County, Massachusetts
Source: Ownwell
$2,023
$7,330
$12,636
Median Southborough Tax Bill
$11,621
Median Worcester County Tax Bill
$4,915
Median Massachusetts Tax Bill
$6,068
Median United States Tax Bill
$2,400
Property Tax Bills Across Southborough, Worcester County, Massachusetts
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 01772 | $6,984 | $8,526 | $11,621 | $15,527 | $20,266 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | February 1 |
Links | |
|---|---|
| Worcester Tax Assessor | |
| Website | www.worcesterma.gov |