Morris County, New Jersey

Mountain Lakes, N.J. Property Tax Rate 2026

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

General tax rate
2.299

per $100 assessed

Effective tax rate
2.096

per $100 market value

Equalization ratio
91.17%

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 $455,850 → about $10,480/year
  • $750,000 market value → assessed about $683,776 → about $15,720/year

Check a Mountain Lakes address

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

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Questions about Mountain Lakes taxes

What is the property tax rate in Mountain Lakes, NJ?

The official 2025 general tax rate in Mountain Lakes (Morris County) is 2.299 per $100 of assessed value. The effective tax rate is 2.096 per $100 of market value.

What is the effective tax rate in Mountain Lakes?

Mountain Lakes's effective tax rate is 2.096. 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 Mountain Lakes?

Using the equalization ratio of 91.17%, a $500,000 market value is about $455,850 assessed. The approximate annual tax is $10,480, which is $500,000 times the effective rate of 2.096 per $100.

How do I appeal my Mountain Lakes property assessment?

Enter your Mountain Lakes 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.