2026 Property Tax Due Dates
Installment 1
April 30
First half
Installment 2
October 31
Second half
Penalty: 10% annual (0.833% monthly)Grace period: None
Payment Methods
Online, Mail, In-Person
Dewey County Treasurer
Phone
(605) 865-3501Mailing Address
PO Box 36
How to Pay
Online
Pay using credit card or e-check
By Mail
Mail check payable to Dewey County Treasurer — PO Box 36
In Person
Visit the Treasurer's office — 710 C St., Timber Lake SD 57656
Other Counties in South Dakota
About Dewey County
Dewey County is a county in the U.S. state of South Dakota. As of the 2020 census, the population was 5,239. Its county seat is Timber Lake.
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.