Washington Business Tax Calculator
Calculate corporate income tax, franchise tax, and gross receipts tax for businesses operating in Washington.
Why calculating business in Washington is different
Washington has no income tax.
State Income Tax
None
Base Sales Tax
6.5%
State Min Wage
$16.28 / hr
Abbreviation
WA
Washington Business Interactive Tool
This calculator uses the latest 2026 data for Washington, including the minimum wage of $16.28 and the specific lack of a state income tax.
Frequently Asked Questions about Washington Business
What is the corporate tax rate in Washington?
Corporate tax structures vary. In addition to potential corporate income taxes, businesses in Washington must also consider unemployment insurance taxes, sales tax collection (6.5%), and local business licenses.
Do LLCs pay tax in Washington?
LLCs are typically pass-through entities, meaning profits pass through to the owners' personal tax returns and are taxed at the personal 0% rate. However, Washington may also impose an annual LLC franchise fee.