2026 Property Tax Due Dates
Installment 1
November 15
Full (3% discount) or first third
Installment 2
May 15
Third installment
Penalty: 1.333% monthly (16% annual)Grace period: None
Payment Methods
Online, Mail, In-Person
Clatsop County Treasurer
How to Pay
Online
Pay using credit card or e-check
By Mail
Mail check payable to Clatsop County Treasurer
In Person
Visit the Treasurer's office — 820 Exchange Street, Suite 210, Astoria OR 97103, Mon-Fri 8:30am - 5pm
Other Counties in Oregon
About Clatsop County
Clatsop County is the northernmost county in the U.S. state of Oregon. As of the 2020 census, the population was 41,072. The county seat is Astoria.
Source: Wikipedia — content available under CC BY-SA 4.0
Related Resources
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Due dates shown are for reference only. Contact your county treasurer's office to confirm official deadlines before making payments.