Plainsboro, Middlesex County, New Jersey Property Taxes
Median Plainsboro, NJ effective property tax rate: 2.51%, significantly higher than the national median of 1.02%, but lower than the New Jersey state median of 2.82%.
Median Plainsboro, NJ home value: $418,200
Median annual Plainsboro, NJ tax bill: $10,477, $8,077 higher than the national median property tax bill of $2,400.
How are property taxes in Middlesex calculated?
Property taxes in Plainsboro, NJ 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 Plainsboro’s property tax system, exemptions, and reduction opportunities can lead to significant savings. Regardless of where you live in Plainsboro, knowing local tax details benefits homeowners and investors.
Last Updated March 1, 2025
Plainsboro, Middlesex County, New Jersey Property Tax Bill Calculator
$100,000
$1,500,000
$3,000,000
Median Effective Tax Rate
2.51%
Estimate Property Tax Bill
$10,497
$9,741
Property Tax Rates Across Plainsboro, Middlesex County, New Jersey
Local government entities set tax rates, which can vary widely within a state. 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.
In Plainsboro, Middlesex County, the effective property tax rate stands at 2.51%. This rate is notably higher than the national median property tax rate of 1.02%. The median property tax rate in New Jersey is also 2.51%, making Plainsboro's rate consistent with the state median. However, it is still significantly higher than the national median, reflecting New Jersey's standing as a state with some of the highest property tax rates in the country.
Comparing Plainsboro to other cities in New Jersey, the property tax rate is consistent across the board, indicating a uniformity in how property taxes are assessed within the state. This high rate underscores the importance of property tax appeal services to potentially reduce tax burdens for homeowners.
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 Plainsboro Tax Rate
2.51%
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
5.10%
Median Effective New Jersey Tax Rate
2.82%
Median Effective United States Tax Rate
1.02%
Property Tax Rates Across Plainsboro, Middlesex County, New Jersey
Zip | 10th Percentile | 25th Percentile | Median Tax Rate | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
08536 | 2.51% | 2.51% | 2.51% | 2.51% | 2.51% |
Source: Ownwell
Property Tax Assessment Values Across Plainsboro, Middlesex County, New Jersey
Property Tax Assessment Values Across Plainsboro, Middlesex County, New Jersey
Source: Ownwell

$66,600
$322,300
$578,000
Median Plainsboro Market Value
$418,200
Median Middlesex County Market Value
$158,000
Median New Jersey Market Value
$282,900
Median United States Market Value
$235,294
Property Tax Assessment Values Across Plainsboro, Middlesex County, New Jersey
Zip | 10th Percentile | 25th Percentile | Median Home Price | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
08536 | $147,300 | $222,900 | $418,200 | $644,900 | $769,500 |
Source: Ownwell
Property Tax Bills Across Plainsboro, Middlesex County, New Jersey
In Plainsboro, NJ, property tax bills are calculated based on the assessed value of a home, which is determined by the local tax assessor. The assessed value is then multiplied by the local tax rate to determine the annual tax bill. Middlesex County, where Plainsboro is located, has a high median property tax bill of $10,477, significantly above the national median of $2,400. Factors such as home size, location, and market conditions influence the assessed value, impacting the final tax bill. For homeowners, these taxes can be a substantial financial burden, especially when compared to the national median property tax rate of 1.02%.
Ownwell offers a solution by providing property tax appeal services, helping homeowners potentially reduce their tax bills. By analyzing the assessed value and comparing it with similar properties, Ownwell identifies opportunities for appeals. Their expertise can lead to significant savings, easing the financial load on homeowners. With Ownwell’s assistance, homeowners can ensure they are not overpaying on their property taxes, allowing them to better manage their expenses.
Property Tax Bills Across Plainsboro, Middlesex County, New Jersey
Source: Ownwell

$4,686
$8,118
$11,549
Median Plainsboro Tax Bill
$10,477
Median Middlesex County Tax Bill
$7,840
Median New Jersey Tax Bill
$8,227
Median United States Tax Bill
$2,400
Property Tax Bills Across Plainsboro, Middlesex County, New Jersey
Zip | 10th Percentile | 25th Percentile | Median Tax Bill | 75th Percentile | 90th Percentile |
---|---|---|---|---|---|
08536 | $3,650 | $5,519 | $10,477 | $16,136 | $19,265 |
Source: Ownwell