South Portland, Maine Sales Tax Calculator (2026)
5.50% total combined rate — includes state and local taxes.
South Portland applies Maine’s 5.5% statewide rate, identical to all other municipalities.
South Portland Sales Tax Calculator
Enter a purchase amount — we’ll calculate the total with South Portland’s tax rate.
Rate
5.50%
Tax
–
Total
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The current combined rate for South Portland is 5.50%.
South Portland Sales Tax Breakdown
- State Rate: 5.50%
- City Rate: 0.00%
- County Rate: 0.00%
- Special Rate: 0.00%
- Total: 5.50%
About South Portland
South Portland’s retail and service industries collect Maine’s uniform sales tax, ensuring consistency across the state.