United States · 2026
Illinois vs Washington Income Tax 2026
At a $100K salary, Washington is about $4,950 cheaper in 2026.
State brackets
4.95%
Bracket 1
$0and up
NO STATEIncome tax
Washington levies no state income tax for 2026. Only federal income tax applies.
At common incomes, what's the tax difference?
Federal + state income tax after standard deductions, 2026. Excludes FICA.Compare your income
$
We'll pin your result at the top.Income
Illinois tax
Washington tax
Difference
$50,000single filer
$6,29512.6% effective
$3,8207.6% effective
$2,475 lessin Washington
$100,000single filer
$18,12018.1% effective
$13,17013.2% effective
$4,950 lessin Washington
$200,000single filer
$46,63423.3% effective
$36,73418.4% effective
$9,900 lessin Washington
Federal income tax (same for both)
7 brackets · 10–37% · applies on top of state rates
10%
to $12,400
12%
to $50,400
22%
to $105,700
24%
to $201,775
32%
to $256,225
35%
to $640,600
37%
$640,600+
IL
Illinois
WA
Washington