What is the sales tax for Ottawa, Kansas? - The sales tax for Ottawa, Kansas is 10.5% as of 2026. 10.5% is the combine sales tax from 6.5% of Kansas state sales tax, 1.5% of local sales tax, and 1.5% of Franklin county sales tax.
| State | Kansas | State Tax | 6.5% |
|---|---|---|---|
| City | Ottawa | City Tax | 1.5% |
| County | Franklin | County Tax | 1.5% |
| Special Tax | 1% | ||
| Total Sales Tax | 10.5% | ||
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