United States · 2024

South Carolina vs Idaho Income Tax 2024

At a $100K salary, South Carolina and Idaho pay roughly the same income tax in 2024.

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Top rate
6.2%
Brackets
3
Std. deduction
$14,600
State brackets
0%
Bracket 1
$0to$3,460
3%
Bracket 2
$3,460to$17,330
6.2%
Bracket 3
$17,330and up
Top rate
5.7%
Brackets
2
Std. deduction
$14,600
State brackets
0%
Bracket 1
$0to$4,673
5.7%
Bracket 2
$4,673and up

At common incomes, what's the tax difference?

Federal + state income tax after standard deductions, 2024. Excludes FICA.
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Income
South Carolina tax
Idaho tax
Difference
$50,000single filer
$5,55211.1% effective
$5,76611.5% effective
$213 lessin South Carolina
$100,000single filer
$18,47718.5% effective
$18,43818.4% effective
≈ even
$200,000single filer
$48,37524.2% effective
$47,83123.9% effective
$544 lessin Idaho

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+
SC
South Carolina
Full 2024 breakdown6.2%
ID
Idaho
Full 2024 breakdown5.7%