2026 Property Tax Due Dates
Installment 1
December 10
First installment
Installment 2
April 10
Second installment
Penalty: 10% + $10 feeGrace period: None
Payment Methods
Online, Mail, In-Person
Colusa County Treasurer
How to Pay
Online
Pay using credit card or e-check
By Mail
Mail check payable to Colusa County Treasurer
In Person
Visit the Treasurer's office
Other Counties in California
About Colusa County
Colusa County is a county located in the U.S. state of California. As of the 2020 census, the population was 21,839. The county seat is Colusa.
Source: Wikipedia — content available under CC BY-SA 4.0
Related Resources
Get Deadline Reminders
We'll email you 14 days 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.