How to Appeal Your Property Tax in New Jersey

New Jersey homeowners can appeal their property tax assessment if they believe it's too high. This guide covers the 2026 appeal deadline, required evidence, and step-by-step process.

2026 Appeal Deadline: April 1 or October 1 in some

Don't miss your window. Missing the deadline means waiting another full year.

How New Jersey Assesses Property

100%of market value

New Jersey assesses residential property at 100% of market value.

New Jersey assesses property at 100% of true value. Municipal assessment ratios vary due to infrequent revaluations.

The Appeal Process

Appeals are heard by the County Board of Taxation. An informal review is available before filing a formal appeal.

County Board of Taxation

Tax Court of New Jersey

Appellate Division

New Jersey Appeal Deadline

Deadline: April 1 or October 1 in some

Typical window: January - April

See all 50 state deadlines for 2026 →

What Overassessment Costs New Jersey Homeowners

The median home in New Jersey is worth $395,000. If your assessment is just 10% too high, you may be overpaying:

~$881/year

Effective tax rate: 2.23% · Median value: $395,000

Check Your New Jersey Assessment

Enter your address to see your estimated overassessment and New Jersey filing deadline.

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New Jersey Counties

Bergen County

Median: $482,300 · Rate: 2.73%

Deadline: April 1 or 45 days from the date assessment notifications are mailed, whichever is later

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Essex County

Median: $335,900 · Rate: 3.51%

Deadline: April 1, 2026 for non-revalued municipalities; May 1, 2026 for revalued/reassessed municipalities (Cedar Grove, Glen Ridge, Verona)

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Hudson County

Median: $383,900 · Rate: 1.67%

Deadline: April 1st

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Middlesex County

Median: $391,500 · Rate: 1.82%

Deadline: April 1st

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Monmouth County

Median: $674,100 · Rate: 1.48%

Deadline: January 15th, 2026

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Ocean County

Median: $343,500 · Rate: 1.42%

Deadline: April 1

→ View Guide

Guides & Resources

Property Tax Appeal Resources

Best Appeal Services Compared

7 companies compared — pricing, coverage, and pros/cons for 2026.

2026 Appeal Deadlines

Every state's deadline, filing method, and what happens if you miss it.

Assessment Ratios by State

Every state's assessment percentage — from 4% to 100% — with worked examples.

9 Ways to Lower Your Property Taxes

From homestead exemptions to formal appeals — every method that works.

Savings Calculator

Check if you're overassessed — enter your assessed value to see potential savings.

Frequently Asked Questions

How do I appeal my property tax in New Jersey?

In New Jersey, you file a appeal with the County Board of Taxation. An informal review is available before filing a formal appeal. The process has 3 levels: County Board of Taxation, Tax Court of New Jersey, Appellate Division.

What is the New Jersey property tax appeal deadline?

The deadline to appeal your property tax in New Jersey is April 1 or October 1 in some. The typical window is January - April.

What is New Jersey's property tax assessment ratio?

New Jersey assesses residential property at 100% of market value. New Jersey assesses property at 100% of true value. Municipal assessment ratios vary due to infrequent revaluations.

How much can I save by appealing in New Jersey?

The median home in New Jersey is worth $395,000. If your assessment is 10% too high, you may be overpaying approximately $881 per year.