Waterloo, Iowa Sales Tax Calculator (2026)
7.00% total combined rate — includes state and local taxes.
Waterloo applies a 7% total sales tax, including Iowa’s statewide 6% and a 1% local option.
Waterloo Sales Tax Calculator
Enter a purchase amount — we’ll calculate the total with Waterloo’s tax rate.
Rate
7.00%
Tax
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Total
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The current combined rate for Waterloo is 7.00%.
Waterloo Sales Tax Breakdown
- State Rate: 6.00%
- City Rate: 1.00%
- County Rate: 0.00%
- Special Rate: 0.00%
- Total: 7.00%
About Waterloo
Waterloo’s local option tax revenue funds public works, safety, and neighborhood improvement programs.