United States · 2025

Mississippi vs South Dakota Income Tax 2025

At a $100K salary, South Dakota is about $3,859 cheaper in 2025.

Enter your income to compare
Top rate
4.4%
Brackets
1
Std. deduction
$2,300
State brackets
4.4%
Bracket 1
$10,000and up
Top rate
None
Brackets
Std. deduction
NO STATEIncome tax

South Dakota levies no state income tax for 2025. Only federal income tax applies.

At common incomes, what's the tax difference?

Federal + state income tax after standard deductions, 2025. Excludes FICA.
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Income
Mississippi tax
South Dakota tax
Difference
$50,000single filer
$5,53011.1% effective
$3,8727.7% effective
$1,659 lessin South Dakota
$100,000single filer
$17,30817.3% effective
$13,44913.4% effective
$3,859 lessin South Dakota
$200,000single filer
$45,32622.7% effective
$37,06718.5% effective
$8,259 lessin South Dakota

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%
$626,350+
MS
Mississippi
Full 2025 breakdown4.4%
SD
South Dakota
Full 2025 breakdownNo tax