United States · 2025
Alaska vs Illinois Income Tax 2025
At a $100K salary, Alaska is about $4,950 cheaper in 2025.
NO STATEIncome tax
Alaska levies no state income tax for 2025 — only federal income tax applies.
State brackets
4.95%
Bracket 1
$0and up
At common incomes, what's the tax difference?
Federal + state income tax after the standard deduction, 2025. Excludes FICA.Compare your income
$
We'll pin your result at the top.Income
Alaska tax
Illinois tax
Difference
$50,000single filer
$3,8727.7% effective
$6,34712.7% effective
$2,475 lessin Alaska
$100,000single filer
$13,44913.4% effective
$18,39918.4% effective
$4,950 lessin Alaska
$200,000single filer
$37,06718.5% effective
$46,96723.5% effective
$9,900 lessin Alaska
Federal income tax — same for both
7 brackets · 10–37% · applies on top of state rates
10%
to $11,925
12%
to $48,475
22%
to $103,350
24%
to $197,300
32%
to $250,525
35%
to $626,350
37%
$626,351+
AK
Alaska
IL
Illinois