2026 Property Tax Due Dates
Due Date
January 15
Full payment
Penalty: 3% (Jan 16+), 15% after March 16Grace period: None
Payment Methods
Online, Mail, In-Person
Barnwell County Treasurer
Phone
(803) 541-1050How to Pay
Online
Pay using credit card or e-check
By Mail
Mail check payable to Barnwell County Treasurer
In Person
Visit the Treasurer's office
Other Counties in South Carolina
About Barnwell County
Barnwell County is a county in the U.S. state of South Carolina. As of the 2020 census, its population was 20,589. It is located in the Central Savannah River Area.
Source: Wikipedia — content available under CC BY-SA 4.0
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Due dates shown are for reference only. Contact your county treasurer's office to confirm official deadlines before making payments.