Maine Sales Tax Calculator
Maine has a flat 5.5% statewide sales tax with no county or city additions permitted — the same rate applies uniformly from Portland to Bangor to the most remote corners of Aroostook County, making it one of the simplest sales tax states in the Northeast.
This calculator is for informational purposes only and does not constitute tax advice. Consult a qualified tax professional for your specific situation. Rates last verified May 2026.
Verify rates on Maine Revenue ServicesHow it's calculated
Start with the purchase price: $20,000.00
Multiply by the combined tax rate to get the tax amount: $1,100.00
Add tax to the purchase price for the total amount due: $21,100.00
Maine sales tax rates by county
| Location | Combined rate |
|---|---|
| Cumberland County (Portland) | 5.5% |
| York County (Biddeford / Saco) | 5.5% |
| Penobscot County (Bangor) | 5.5% |
| Kennebec County (Augusta) | 5.5% |
| Androscoggin County (Lewiston) | 5.5% |
| Waldo County | 5.5% |
| Knox County (Rockland) | 5.5% |
| Aroostook County | 5.5% |
Common examples in Maine
Based on county rates shown above. Select your county in the calculator for a precise result.
Used car purchase
$12,000.00 purchase
$660.00
tax owed
New car purchase
$28,000.00 purchase
$1,540.00
tax owed
Electronics (laptop)
$1,000.00 purchase
$55.00
tax owed
Home appliance
$600.00 purchase
$33.00
tax owed