2026 Property Tax Due Dates
July 1
First installment (estimate)
December 1
Second installment (final)
Payment Methods
Online, Mail, In-Person
Hillsborough County Treasurer
How to Pay
Online
Pay using credit card or e-check
By Mail
Mail check payable to Hillsborough County Treasurer
In Person
Visit the Treasurer's office
Other Counties in New Hampshire
About Hillsborough County
Hillsborough County is the most populous county in the U.S. state of New Hampshire. As of the 2020 census, the population was 422,937, almost one-third the population of the entire state. Its county seats are Manchester and Nashua, the state's two biggest cities.
Source: Wikipedia — content available under CC BY-SA 4.0
Related Resources
Get Deadline Reminders
We'll email you 336 hours before your property taxes are due.
Due dates shown are for reference only. Contact your county treasurer's office to confirm official deadlines before making payments.