Somerset County, New Jersey

Rocky Hill, N.J. Property Tax Rate 2026

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

General tax rate
2.081

per $100 assessed

Effective tax rate
2.071

per $100 market value

Equalization ratio
99.52%

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 $497,597 → about $10,355/year
  • $750,000 market value → assessed about $746,396 → about $15,533/year

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Questions about Rocky Hill taxes

What is the property tax rate in Rocky Hill, NJ?

The official 2025 general tax rate in Rocky Hill (Somerset County) is 2.081 per $100 of assessed value. The effective tax rate is 2.071 per $100 of market value.

What is the effective tax rate in Rocky Hill?

Rocky Hill's effective tax rate is 2.071. 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 Rocky Hill?

Using the equalization ratio of 99.52%, a $500,000 market value is about $497,597 assessed. The approximate annual tax is $10,355, which is $500,000 times the effective rate of 2.071 per $100.

How do I appeal my Rocky Hill property assessment?

Enter your Rocky Hill 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.