Pomeroy, Washington sales tax rate: 8.1%
Last updated Checked monthly
The sales tax rate in Pomeroy, Washington is 8.1%. That’s the 6.5% state rate plus 1.6% in local taxes. It’s higher than 17 of the 110 Washington cities we checked, and 5 other cities pay the same.
Calculated by the 
Sales Tax APIThe same engine Zamp customers use.Pomeroy combined rate
8.1%
- Washington state
- 6.5%
- Garfield CountyCounty
- 1.2%
- Garfield PTBASpecial district
- 0.4%
Pomeroy sales tax calculator
Enter a price and what you’re selling.
- WashingtonState · 6.5%$6.50
- Garfield CountyCounty · 1.2%$1.20
- Garfield PTBASpecial district · 0.4%$0.40
Charging this at checkout? Zamp calculates it on every order and files the returns.
Book a demoPomeroy sales tax rate breakdown
State, county and special district taxes add up to 8.1%. District lines don’t follow city limits, so some Pomeroy addresses pay a different rate.
| Jurisdiction | Type | Rate |
|---|---|---|
| State of Washington | State | 6.5% |
| Garfield County | County | 1.2% |
| Garfield PTBA | Special district | 0.4% |
| Combined rate | 8.1% |
Rate history
- July 20238.1%
- July 20248.1%
- July 20258.1%
- July 20268.1%
- Today8.1%
No change since July 2023.
Charge the right rate in Pomeroy, on every order.
Zamp calculates tax at each customer’s address, special districts included, then files and pays every Washington return for you, with a sales tax team you can call.
Pomeroy sales tax questions.
Still have questions? Call us at 1-866-438-9267 or email us at support@zamp.com.
What is the sales tax rate in Pomeroy, Washington?
The combined sales tax rate in Pomeroy is 8.1% as of November 2, 2026. It’s made up of 6.5% Washington state tax, 1.2% Garfield County, 0.4% Garfield PTBA.
Why does Pomeroy pay Garfield PTBA tax?
A special district such as Garfield PTBA levies its own sales tax on top of the state, county rates. District lines don’t always follow city limits, so an address a few streets away can have a different rate. This rate was calculated for Pomeroy’s 99347 ZIP code; the calculator prices any exact address.
Is SaaS taxable in Pomeroy?
Yes, at the full 8.1%.
Do online sellers have to collect sales tax in Pomeroy?
Yes, if they have nexus in Washington: more than $100,000 in Washington sales in the previous or current calendar year, or a physical presence in the state. They register with the Washington State Department of Revenue and charge the rate at the buyer’s address.
Sources. Washington State Department of Revenue · Zamp Sales Tax API, for Pomeroy’s 99347 ZIP code. Rates are checked monthly and are for information, not tax advice.
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