2026 Property Tax Due Dates
May 1
Full due
Delinquent after: May 1
September 1
Second half
Delinquent after: September 1
Payment Methods
Online, Mail, In-Person
Cass County Treasurer
Treasurer
Cynthia A. Fenton
Phone
(402) 296-9511Fax
(402) 296-9327
Office Hours
How to Pay
Online
Nebraska Taxes Online
By Mail
Mail check payable to Cass County Treasurer
In Person
Visit the Treasurer's office — 346 Main St, Plattsmouth NE 68048, Mon-Fri 8am - 12pm
Other Counties in Nebraska
About Cass County
Cass County is a county in the U.S. state of Nebraska. As of the 2020 United States census, the population was 26,598. Its county seat and largest city is Plattsmouth.
Source: Wikipedia — content available under CC BY-SA 4.0
Related Resources
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We'll email you a fortnight 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.