Property Taxes in Middlesex, New Jersey
Median Middlesex, New Jersey effective property tax rate: 2.20%, significantly higher than the national median of 1.02%, and lower than the New Jersey state median of 2.88%.
Median Middlesex, New Jersey home value: $417,200
Median annual Middlesex, New Jersey tax bill: $9,200, higher than the national median property tax bill of $2,400.
How are property taxes in Middlesex calculated?
Property taxes in Middlesex, New Jersey 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 Middlesex's property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Middlesex, knowing local tax details benefits homeowners and investors.
Last Updated April 13, 2026
How Does the Middlesex Property Tax Calculator Work?
Use this Middlesex property tax calculator to estimate your annual property tax bill. Enter your property's assessed value and our calculator applies Middlesex's median effective tax rate of 2.20% — based on actual property records in Middlesex 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 Middlesex'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 Middlesex: rates range from 2.20% in 08846 to 2.20% in 08846, 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 Middlesex.
About Middlesex Property Taxes
About Property Taxes in Middlesex, Middlesex, New Jersey
Middlesex’s median effective property tax rate of 2.20% is lower than the New Jersey state median of 2.88% and higher than the national median of 1.02%. This rate reflects the Middlesex 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 Middlesex. Homeowners in the 08846 ZIP code carry a median effective rate of 2.20%, while those in 08846 pay 2.20%. This spread — 0.00 percentage points across the same city — reflects how school district boundaries and local assessment districts are drawn across Middlesex County. Understanding which part of Middlesex you live in can make a meaningful difference to your annual tax bill.
Middlesex homeowners who believe their assessed value is too high can file a formal appeal with the Tax Assessor before the April 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 Middlesex, Middlesex County, New Jersey
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 Middlesex's effective property tax rate to other cities in New Jersey and the median property tax rates in New Jersey 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 Middlesex Tax Rate
2.20%
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 Middlesex County Tax Rate
5.52%
Median Effective New Jersey Tax Rate
2.88%
Median Effective United States Tax Rate
1.27%
Property Tax Rates Across Middlesex, Middlesex County, New Jersey
| Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 08846 | 2.20% | 2.20% | 2.20% | 2.20% | 2.20% |
Source: Ownwell
Property Tax Assessment Values Across Middlesex, Middlesex County, New Jersey
When examining property taxes in Middlesex, New Jersey, 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 Middlesex County appraisal district 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 Middlesex County, assessment notices are sent in the spring each year. They'll typically reach your mailbox by the middle of February.
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 Middlesex.
For example, the median home price in Middlesex is $417,200, with tax bills ranging significantly across the county. 08846 has the highest median home price at $417,200.
Property Tax Assessment Values Across Middlesex, Middlesex County, New Jersey
Source: Ownwell
$66,900
$316,000
$565,100
Median Middlesex Market Value
$417,200
Median Middlesex County Market Value
$167,900
Median New Jersey Market Value
$288,200
Median United States Market Value
$274,101
Property Tax Assessment Values Across Middlesex, Middlesex County, New Jersey
| Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 08846 | $323,160 | $359,950 | $417,200 | $484,250 | $552,100 |
Source: Ownwell
Property Tax Bills Across Middlesex, Middlesex County, New Jersey
How are property tax bills calculated in Middlesex?
Property tax bills in Middlesex are based on the assessed value of a home and the local tax rate set by taxing authorities. The assessed value is compared with the market value of the property, and that figure is used to determine how much tax a homeowner owes. For a home with a median price of $417,200, the bill can vary widely depending on the assessment and the tax rate applied.
What factors affect the bill? Home value, assessment accuracy, and local levies all play a role. In Middlesex, the 25th percentile tax bill is $7,926, the 75th percentile is $10,660, and the 90th percentile is $12,200. The median tax bill in ZIP code 08846 is $9,200, which is far above the $2,400 national median tax bill and the 1.02% national median property tax rate.
For homeowners, this means property taxes can be a major ongoing cost, especially when assessed values rise faster than the market or when local rates increase.
Median Middlesex Tax Bill
$9,200
Median Middlesex County Tax Bill
$8,723
Median New Jersey Tax Bill
$8,638
Median United States Tax Bill
$3,209
Property Tax Bills Across Middlesex, Middlesex County, New Jersey
| Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
|---|---|---|---|---|---|
| 08846 | $7,146 | $7,926 | $9,200 | $10,660 | $12,200 |
Source: Ownwell
Don't miss the deadline to appeal!
Dates | |
|---|---|
| Appeal Deadline | April 1 |
Links | |
|---|---|
| Middlesex Tax Assessor | |
| Website | www.taxdatahub.com |