2026 Property Tax Due Dates
April 30
First half
October 31
Second half
Payment Methods
Online, Mail, In-Person
Douglas County Treasurer
Treasurer
Mary Dodge
Phone
(509) 745-8525Mailing Address
P.O. Box 609, Waterville, WA 98858
Office Hours
How to Pay
Online
Pay using credit card or e-check
By Mail
Mail check payable to Douglas County Treasurer — P.O. Box 609, Waterville, WA 98858
In Person
Visit the Treasurer's office — 213 S Rainier Avenue, Waterville WA 98858, Mon-Fri 8am - 5pm
Other Counties in Washington
About Douglas County
Douglas County is a county located in the U.S. state of Washington. As of the 2020 census, its population was 42,938. The county seat is Waterville, while its largest settlement is East Wenatchee.
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.