Sales tax by state · Maine
Maine Sales Tax Rate
The statewide sales tax in Maine is 5.5%, the 11th-highest statewide rate (tied with 1 other state). Here’s how that compares nationally and what you pay in the state’s major cities.
- Maine state rate 5.5% statewide base rate
- National rank 11th of 51, highest first
- Portland combined 5.5% state + local, ZIP 04101
- Tax on $100 $5.50 in Portland
Sales tax in Maine
Maine charges a statewide sales tax of 5.5%, 0.48 percentage points above the 5.02% average across all states. In the cities sampled for this study, no local tax is added, so the state rate is what shoppers pay.
Combined rates in Maine’s major cities
The combined rate for one downtown ZIP code in each city, broken down by who charges it:
| City | State | County | City | Special | Combined |
|---|---|---|---|---|---|
| Portland 04101 | 5.5% | 0% | 0% | 0% | 5.5% |
| Augusta 04330 | 5.5% | 0% | 0% | 0% | 5.5% |
What sales tax adds in Portland
At the 5.5% combined rate in Portland, sales tax adds:
For any other address in Maine, enter its ZIP code in the sales tax calculator to get the exact combined rate.
How Maine compares
Among all 51 states and DC, Maine’s 5.5% is the 11th-highest statewide rate (tied with 1 other state). The average statewide rate is 5.02%, and the highest is California’s 7.25%. See every state ranked on sales tax by state.
Maine sales tax — FAQ
What is the sales tax rate in Maine?
The statewide sales tax rate in Maine is 5.5%. That is the 11th-highest statewide rate (tied with 1 other state) and 0.48 percentage points above the 5.02% average across all states. Local taxes can add more depending on where you shop.
What is the sales tax in Portland, Maine?
The combined sales tax rate in downtown Portland (ZIP 04101) is 5.5%: 5.5% state. Rates in other parts of the city can differ.
How do I calculate sales tax in Maine?
Multiply the price by the combined rate where you buy. In Portland, a $100 purchase carries $5.50 in tax (5.5%), for $105.50 total. For any other location, enter the ZIP code in the sales tax calculator.
Is Maine's sales tax high compared with other states?
Among all 51 states and DC, Maine’s 5.5% is the 11th-highest statewide rate (tied with 1 other state), 0.48 percentage points above the 5.02% average across all states. The highest is California’s 7.25%.
Rates as of September 2026. City rates are for one downtown ZIP code and can differ elsewhere in the city.
Data: State departments of revenue, via APIVerve. Our tables, charts and text are licensed CC BY 4.0: reuse them freely, including commercially, as long as you credit us. Cite as: Digest Your Finances, “Sales Tax by State”, https://digestyourfinances.com/studies/sales-tax-by-state/maine/ — based on State departments of revenue. CC BY 4.0.
