Sales tax in Washington County, Rhode Island
The sales tax rate in Washington County, Rhode Island is 7%. That is a 7% state rate, with no county rate on top: Washington County levies none, and it is the same at every address in the county. That rate was read from Rhode Island's own published schedule and checked on August 30, 2026.
What is the sales tax rate in Washington County?
| Rhode Island state rate | 7% |
|---|---|
| Combined rate | 7% |
How much sales tax is that on a purchase in Washington County?
At 7%, a $100 purchase carries $7.00 in sales tax and a $1,000 purchase $70.00. That is general merchandise; Rhode Island taxes some categories, often groceries, differently, as the note below explains.
Every county in Rhode Island has the same 7% floor. See every Rhode Island county.
Sales tax in counties next to Washington County
Washington County borders 5 counties, 3 of them in another state. The lowest rate next door is 6.35% in Northeastern Connecticut Planning Region, CT, which is $6.50 less on a $1,000 purchase than Washington County's rate.
| County | Combined sales tax |
|---|---|
| Suffolk County, NY | 8.75% |
| Kent County, RI | 7% |
| Newport County, RI | 7% |
| Washington County, RI (this county) | 7% |
| Northeastern Connecticut Planning Region, CT | 6.35% |
| Southeastern Connecticut Planning Region, CT | 6.35% |
Why the rate here is not the whole story
No local sales taxes anywhere in the state; groceries are exempt, and clothing/footwear under $250 per item is exempt.
How do I find the exact rate for an address in Washington County?
Use Rhode Island's own address lookup.
Who has to collect sales tax in Washington County?
Any seller with a physical presence in Rhode Island collects at the rate for the address of the sale; a remote seller does once it passes Rhode Island's economic nexus threshold. Rhode Island 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 Rhode Island cross its economic nexus threshold. A different question from the rate.
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Property tax in Washington County
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 Rhode Island compares with the rest of the country.
Sources
- Washington County rates: Rhode Island Division of Taxation / Tax Foundation, State and Local Sales Tax Rates (Jan. 2026)
- Collected and verified August 30, 2026. Confidence: S on the rate components (P read on a primary agency page, S strong but indirect, U unverified).