Ada County
•
Idaho (ID)
29 ZIP Code
Ada County, ID Sales Tax Rates 2026
2026 sales tax rate guide for Ada County, ID. Average combined tax rate is 6.00% with local jurisdictions ranging up to 6.00%.
Average Combined Rate
6.00%
⚡ Direct Tax Answer & Key Takeaway
As of 2026, the local county sales tax rate in Ada County (Idaho) is 0.00%. Combined sales tax rates across cities in this county range from 6.00% to 6.00% (averaging 6.00%).
County Tax
0.00%
Average Combined Rate
6.00%
Max Local Rate
6.00%
Indexed Cities
7
Cities & Towns in Ada County
| City | Combined Sales Tax Rate | Action |
|---|---|---|
| Boise | 6.00% | View Tax Rates → |
| Meridian | 6.00% | View Tax Rates → |
| Eagle | 6.00% | View Tax Rates → |
| Kuna | 6.00% | View Tax Rates → |
| Star | 6.00% | View Tax Rates → |
| Garden City | 6.00% | View Tax Rates → |
| Avimor | 6.00% | 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:
Idaho 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 Ada County
83616
6.00%
83634
6.00%
83642
6.00%
83646
6.00%
83669
6.00%
83680
6.00%
83701
6.00%
83702
6.00%
83703
6.00%
83704
6.00%
83705
6.00%
83706
6.00%
83708
6.00%
83709
6.00%
83711
6.00%
83712
6.00%
83713
6.00%
83714
6.00%
83715
6.00%
83717
6.00%
83720
6.00%
83722
6.00%
83724
6.00%
83725
6.00%
83728
6.00%
83729
6.00%
83735
6.00%
83756
6.00%
83799
6.00%
❓ Frequently Asked Questions
Key questions and answers regarding sales tax rates, exemptions, and compliance.