Sister Bay, Wisconsin sales tax rate: 5.5%
Last updated Checked monthly
The sales tax rate in Sister Bay, Wisconsin is 5.5%. That’s the 5% state rate plus 0.5% in local taxes. It’s higher than 12 of the 196 Wisconsin cities we checked, and 175 other cities pay the same.
Calculated by the 
Sales Tax APIThe same engine Zamp customers use.Sister Bay combined rate
5.5%
- Wisconsin state
- 5%
- DoorCounty
- 0.5%
Sister Bay sales tax calculator
Enter a price and what you’re selling.
- WisconsinState · 5%$5.00
- DoorCounty · 0.5%$0.50
Charging this at checkout? Zamp calculates it on every order and files the returns.
Book a demoSister Bay sales tax rate breakdown
State and county taxes add up to 5.5%.
| Jurisdiction | Type | Rate |
|---|---|---|
| State of Wisconsin | State | 5% |
| Door | County | 0.5% |
| Combined rate | 5.5% |
Rate history
- July 20235.5%
- July 20245.5%
- July 20255.5%
- July 20265.5%
- Today5.5%
No change since July 2023.
Sales tax near Sister Bay
Closest cities
- Sturgeon Bay28 mi5.5%
- Lena48 mi5.5%
- Green Bay62 mi5.5%
- Howard63 mi5.5%
- Denmark67 mi5.5%
- Mishicot71 mi5.5%
- Maribel71 mi5.5%
- Francis Creek74 mi5.5%
Elsewhere in Door County
- Sturgeon Bay5.5%
Charge the right rate in Sister Bay, on every order.
Zamp calculates tax at each customer’s address, then files and pays every Wisconsin return for you, with a sales tax team you can call.
Sister Bay 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 Sister Bay, Wisconsin?
The combined sales tax rate in Sister Bay is 5.5% as of November 2, 2026. It’s made up of 5% Wisconsin state tax, 0.5% Door.
Does the sales tax rate vary within Sister Bay?
Sister Bay has no special-district taxes, so most addresses in the city pay the same 5.5%: Wisconsin’s 5% plus 0.5% county tax. This rate was calculated for Sister Bay’s 54234 ZIP code; the calculator prices any exact address.
Is SaaS taxable in Sister Bay?
No.
Do online sellers have to collect sales tax in Sister Bay?
Yes, if they have nexus in Wisconsin: more than $100,000 in Wisconsin sales in the previous or current calendar year, or a physical presence in the state. They register with the Wisconsin Department of Revenue and charge the rate at the buyer’s address.
Sources. Wisconsin Department of Revenue · Zamp Sales Tax API, for Sister Bay’s 54234 ZIP code. 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 Wisconsin return and handles notices, with a sales tax team you can call.
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