2026 Property Tax Due Dates
Installment 1
February 1
Q1 (quarterly billing)
Installment 2
August 1
Q3
Penalty: Interest accrues after grace periodGrace period: 10 days (until 10th of month)
Payment Methods
Online, Mail, In-Person
Sussex County Treasurer
How to Pay
Online
Pay using credit card or e-check
By Mail
Mail check payable to Sussex County Treasurer
In Person
Visit the Treasurer's office
Other Counties in New Jersey
About Sussex County
Sussex County is the northernmost county in the U.S. state of New Jersey. Its county seat is Newton. It is part of the New York metropolitan area and is part of New Jersey's Skylands Region.
Source: Wikipedia — content available under CC BY-SA 4.0
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Due dates shown are for reference only. Contact your county treasurer's office to confirm official deadlines before making payments.