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🧾 Waukesha, WI

Waukesha Sales Tax Calculator

Combined rate: 5.5% — 5% state + 0.5% Waukesha County

⚠️ Disclaimer: Tax rates shown are approximate and may have changed. Rates were last verified February 2026. Always confirm with your local tax authority for the most current rate. The tax rate field below is editable — update it to match your exact local rate.

Waukesha, Wisconsin Sales Tax

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Tax per $100

Common Purchases in Waukesha

$25 purchase$26.38
$50 purchase$52.75
$100 purchase$105.50
$250 purchase$263.75
$500 purchase$527.50
$1000 purchase$1055.00

Waukesha, Wisconsin Sales Tax Rate

The combined sales tax rate in Waukesha, Wisconsin is 5.5% (5% state + 0.5% Waukesha County). This means a $100 purchase costs $105.50 after tax, with $5.50 going to sales tax.

Wisconsin's base state rate is 5.0%. Waukesha's combined rate of 5.5% includes both state and local taxes. Rates can change — the tax rate field above is editable so you can enter the exact rate for your specific location.

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More Wisconsin Cities

Milwaukee 5.5%Madison 5.5%Green Bay 5.5%Kenosha 5.5%Racine 5.5%Appleton 5.5%Eau Claire 5.5%Oshkosh 5.5%La Crosse 5.5%

Tax Planning in Waukesha, Wisconsin

Understanding your tax obligations in Waukesha helps you plan your finances effectively. Wisconsin levies a state income tax that reduces your take-home pay beyond federal taxes. The combined federal and state burden in Waukesha depends on your income level, filing status, and available deductions.

Federal tax basics: The US uses a progressive tax system where income is taxed at increasing rates across seven brackets, from 10% up to 37%. For a Waukesha resident earning $60,000 annually, the federal tax applies as 10% on the first $11,600, 12% from $11,601 to $47,150, then 22% on the rest, resulting in roughly 14% effective. This effective rate is far less than the 22% marginal bracket rate. Understanding this distinction between marginal and effective rates is essential when calculating your total tax burden alongside WI state taxes and the 5.5% local sales tax rate.

Local considerations for Waukesha: Beyond federal and state taxes, some cities and counties impose local income taxes, payroll taxes, or occupational taxes. Property taxes in Waukesha also affect your overall tax burden if you own a home. When comparing take-home pay between cities, factor in all tax layers plus the local cost of living for the complete financial picture.

Maximizing deductions: Common deductions that reduce taxable income include mortgage interest, state and local taxes (up to $10,000 SALT cap), charitable contributions, and student loan interest. For Waukesha residents, state income tax paid is deductible on your federal return up to the $10,000 SALT cap. Compare the standard deduction ($14,600 single / $29,200 married) against your itemized total to determine which saves more.