2026 Property Tax Due Dates
Installment 1
Varies by locality
First installment
Installment 2
Varies by locality
Second installment
Penalty: Interest after grace periodGrace period: 15 days for NYC quarterly
Payment Methods
Online, Mail, In-Person
Seneca County Treasurer
How to Pay
Online
Pay using credit card or e-check
By Mail
Mail check payable to Seneca County Treasurer
In Person
Visit the Treasurer's office
Other Counties in New York
About Seneca County
Seneca County is a county in the U.S. state of New York. As of the 2020 census, the population was 33,814. The primary county seat is Waterloo, moved there from the original county seat of Ovid in 1819.
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.