Normandy Park, Washington sales tax rate: 10.3%
Last updated Checked monthly
The sales tax rate in Normandy Park, Washington is 10.3%. That’s the 6.5% state rate plus 3.8% in local taxes. It’s higher than 89 of the 110 Washington cities we checked, and 4 other cities pay the same.
Calculated by the 
Sales Tax APIThe same engine Zamp customers use.Normandy Park combined rate
10.3%
- Washington state
- 6.5%
- King CountyCounty
- 1.5%
- King PTBASpecial district
- 0.9%
- Sound Transit RTASpecial district
- 1.4%
Normandy Park sales tax calculator
Enter a price and what you’re selling.
- WashingtonState · 6.5%$6.50
- King CountyCounty · 1.5%$1.50
- King PTBASpecial district · 0.9%$0.90
- Sound Transit RTASpecial district · 1.4%$1.40
Charging this at checkout? Zamp calculates it on every order and files the returns.
Book a demoNormandy Park sales tax rate breakdown
State, county and special district taxes add up to 10.3%. District lines don’t follow city limits, so some Normandy Park addresses pay a different rate.
| Jurisdiction | Type | Rate |
|---|---|---|
| State of Washington | State | 6.5% |
| King County | County | 1.5% |
| King PTBA | Special district | 0.9% |
| Sound Transit RTA | Special district | 1.4% |
| Combined rate | 10.3% |
Rate history
- July 202310.1%
- July 202410.2%
- July 202510.2%
- July 202610.3%
- Today10.3%
Changed since July 2023.
Sales tax near Normandy Park
Closest cities
- Burien3 mi10.4%
- Des Moines3 mi10.4%
- Kent7 mi10.4%
- Renton8 mi10.5%
- Federal Way8 mi10.4%
- Mercer Island10 mi10.3%
- Auburn11 mi10.5%
- Ruston12 mi10.2%
Elsewhere in King County
- Seattle10.55%
- Bellevue10.3%
- Kent10.4%
- Renton10.5%
- Federal Way10.4%
- Kirkland10.4%
- Auburn10.5%
- Shoreline10.5%
- Burien10.4%
- Des Moines10.4%
- Maple Valley9.1%
- Mercer Island10.3%
Charge the right rate in Normandy Park, 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.
Normandy Park 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 Normandy Park, Washington?
The combined sales tax rate in Normandy Park is 10.3% as of November 2, 2026. It’s made up of 6.5% Washington state tax, 1.5% King County, 0.9% King PTBA, 1.4% Sound Transit RTA.
Why does Normandy Park pay King PTBA and Sound Transit RTA tax?
Special districts such as King PTBA and Sound Transit RTA levy their 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 the centre of Normandy Park; the calculator prices any exact address.
Is SaaS taxable in Normandy Park?
Yes, at the full 10.3%.
Do online sellers have to collect sales tax in Normandy Park?
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 the centre of Normandy Park. Rates are checked monthly and are for information, not tax advice.
Sales tax, off your plate.
Zamp registers you, calculates every order at the customer’s address, files every Washington return and handles notices, with a sales tax team you can call.
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