United States · 2026

Oklahoma vs Kentucky Income Tax 2026

At a $100K salary, Kentucky is about $617 cheaper in 2026.

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Top rate
4.5%
Brackets
4
Std. deduction
$6,350
State brackets
0%
Bracket 1
$0to$3,750
2.5%
Bracket 2
$3,750to$4,900
3.5%
Bracket 3
$4,900to$7,200
4.5%
Bracket 4
$7,200and up
Top rate
3.5%
Brackets
1
Std. deduction
$3,360
State brackets
3.5%
Bracket 1
$0and up

At common incomes, what's the tax difference?

Federal + state income tax after the standard deduction, 2026. Excludes FICA.
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Income
Oklahoma tax
Kentucky tax
Difference
$50,000single filer
$5,57011.1% effective
$5,45210.9% effective
$117 lessin Kentucky
$100,000single filer
$17,17017.2% effective
$16,55316.6% effective
$617 lessin Kentucky
$200,000single filer
$45,23422.6% effective
$43,61721.8% effective
$1,617 lessin Kentucky

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%
$640,601+
OK
Oklahoma
Full 2026 breakdown4.5%
KY
Kentucky
Full 2026 breakdown3.5%