Sales tax in Ketchikan Gateway Borough, Alaska
There is no single sales tax rate in Ketchikan Gateway Borough. It runs from 2.5% to 8% depending on the exact address, because cities and special districts inside the county levy their own on top of the 0% state rate. The 0% state rate applies everywhere in the county; everything above that depends on where you are standing. These rates were read from Alaska's own published schedule and checked on September 9, 2026.
What is the sales tax rate in Ketchikan Gateway Borough?
| Alaska state rate | 0% |
|---|---|
| Ketchikan Gateway Borough rate | 2.5% |
| Lowest combined rate in the county | 2.5% |
| Highest combined rate in the county | 8% |
The combined figures are the lowest and highest totals anywhere in Ketchikan Gateway Borough, so the rows above do not add up to them.
How much sales tax is that on a purchase in Ketchikan Gateway Borough?
At 2.5%, a $100 purchase carries $2.50 in sales tax and a $1,000 purchase $25.00, at the lowest rate in the county. At the highest, 8%, the same purchases carry $8.00 and $80.00. That is general merchandise; Alaska taxes some categories, often groceries, differently, as the note below explains.
Among Alaska's 26 counties, Ketchikan Gateway Borough's lowest rate ranks 9th highest. See every Alaska county.
Sales tax in counties next to Ketchikan Gateway Borough
Ketchikan Gateway Borough borders 2 counties. The lowest rate next door is 0% in Prince of Wales-Hyder Census Area, AK, which is $25.00 less on a $1,000 purchase than the lowest rate in Ketchikan Gateway Borough.
| County | Combined sales tax |
|---|---|
| Wrangell City and Borough, AK | 7% |
| Ketchikan Gateway Borough, AK (this county) | 2.5% to 8% |
| Prince of Wales-Hyder Census Area, AK | 0% to 7% |
Why the rate here is not the whole story
Alaska levies no state sales tax, so the whole rate is local. The borough charges 2.5 percent everywhere, and cities add to it: outside city limits the rate is 2.5 percent, the City of Saxman totals 6.5 percent, and the City of Ketchikan totals 5.5 percent from October through March and 8 percent from April through September. Residential rent inside Ketchikan stays at 5.5 percent year round.
How do I find the exact rate for an address in Ketchikan Gateway Borough?
Use Alaska's own address lookup. In Ketchikan Gateway Borough the rate depends on the address, anywhere from 2.5% to 8%.
Who has to collect sales tax in Ketchikan Gateway Borough?
Any seller with a physical presence in Alaska collects at the rate for the address of the sale; a remote seller does once it passes Alaska's economic nexus threshold. Alaska sales tax covers the statewide rules and what is exempt.
Work out your own numbers
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Sales tax calculator
Tax on a specific purchase at this county's rate, and the total you will actually pay.
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Do you have to collect?
Whether your sales into Alaska cross its economic nexus threshold. A different question from the rate.
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Property tax in Ketchikan Gateway Borough
The other local tax: effective rate and median bill for this county.
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Sales tax by county
Every US county, and how Alaska compares with the rest of the country.
Sources
- Ketchikan Gateway Borough rates: Ketchikan Gateway Borough, Sales Taxes page (rates effective 2026), plus the DCCED Office of the State Assessor Alaska Taxable dataset, tax year 2025
- Collected and verified September 9, 2026. Confidence: P on the rate components, P on the range (P read on a primary agency page, S strong but indirect, U unverified).