Middlesex County, New Jersey

Perth Amboy, N.J. Property Tax Rate 2026

Official 2025 Division of Taxation rates for Perth Amboy. The general rate is per $100 of assessed value. A sale price is not an assessed value.

General tax rate
3.178

per $100 assessed

Effective tax rate
2.296

per $100 market value

Equalization ratio
72.25%

assessed ÷ market, from the two rates

Example tax bills

Approximation using the effective rate. The general rate is applied to the equalized assessment, not the sticker price.

  • $500,000 market value → assessed about $361,233 → about $11,480/year
  • $750,000 market value → assessed about $541,850 → about $17,220/year

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See the assessment, comps, and whether a Chapter 123 appeal is worth filing.

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Questions about Perth Amboy taxes

What is the property tax rate in Perth Amboy, NJ?

The official 2025 general tax rate in Perth Amboy (Middlesex County) is 3.178 per $100 of assessed value. The effective tax rate is 2.296 per $100 of market value.

What is the effective tax rate in Perth Amboy?

Perth Amboy's effective tax rate is 2.296. That rate already converts market value into an approximate tax bill. The general rate applies only to assessed value.

How much is property tax on a $500,000 home in Perth Amboy?

Using the equalization ratio of 72.25%, a $500,000 market value is about $361,233 assessed. The approximate annual tax is $11,480, which is $500,000 times the effective rate of 2.296 per $100.

How do I appeal my Perth Amboy property assessment?

Enter your Perth Amboy address on this page. Garden State AI compares the assessment with recent sales under NJ Chapter 123 and, when the numbers support it, prepares the appeal packet.

Source: 2025 General Tax Rates, NJ Division of Taxation. Rates are not a legal opinion and do not include exemptions.