DeKalb County
•
Tennessee (TN)
4 ZIP Code
Streamlined Sales Tax (SST) Member
DeKalb County, TN Sales Tax Rates 2026
2026 sales tax rate guide for DeKalb County, TN. Average combined tax rate is 9.75% with local jurisdictions ranging up to 9.75%.
Average Combined Rate
9.75%
⚡ Direct Tax Answer & Key Takeaway
As of 2026, the local county sales tax rate in DeKalb County (Tennessee) is 2.75%. Combined sales tax rates across cities in this county range from 9.75% to 9.75% (averaging 9.75%).
County Tax
2.75%
Average Combined Rate
9.75%
Max Local Rate
9.75%
Indexed Cities
4
Cities & Towns in DeKalb County
| City | Combined Sales Tax Rate | Action |
|---|---|---|
| Smithville | 9.75% | View Tax Rates → |
| Alexandria | 9.75% | View Tax Rates → |
| Dowelltown | 9.75% | View Tax Rates → |
| Liberty | 9.75% | View Tax Rates → |
📋 State Tax Rules & Compliance Guide
Sourcing Rule:
Destination-based
Groceries & Food:
Exempt (0% Tax)
Clothing & Apparel:
Taxable at standard rate
SaaS & Digital Goods:
Non-Taxable
Economic Nexus Threshold:
$100,000 in sales or 200 separate transactions
Official Tax Authority:
Tennessee Department of Revenue ↗
Interactive Sales Tax Calculator
Calculate exact sales tax and total purchase price instantly.
Address-Specific Rates
SST Member
Standard State
Rates current for 2026
$
$
Estimated Tax Range:
Combined Sales Tax Rate:
State Tax:
Combined Sales Tax Rate:
State Tax ()
County Tax ()
City Tax ()
Special / District Tax ()
Estimated Tax Range ():
Estimated Total Range:
Total Purchase Price
ZIP Codes in DeKalb County
❓ Frequently Asked Questions
Key questions and answers regarding sales tax rates, exemptions, and compliance.