United States · 2024
Kentucky vs Idaho Income Tax 2024
At a $100K salary, Kentucky is about $724 cheaper in 2024.
At common incomes, what's the tax difference?
Federal + state income tax after standard deductions, 2024. Excludes FICA.Compare your income
$
We'll pin your result at the top.Income
Kentucky tax
Idaho tax
Difference
$50,000single filer
$5,89011.8% effective
$5,76611.5% effective
$124 lessin Idaho
$100,000single filer
$17,71517.7% effective
$18,43818.4% effective
$724 lessin Kentucky
$200,000single filer
$45,41222.7% effective
$47,83123.9% effective
$2,419 lessin Kentucky
Federal income tax — same for both
7 brackets · 10–37% · applies on top of state rates
10%
to $11,600
12%
to $47,150
22%
to $100,525
24%
to $191,950
32%
to $243,725
35%
to $609,350
37%
$609,350+
KY
Kentucky
ID
Idaho