United States · 2026
Arkansas vs South Dakota Income Tax 2026
At a $100K salary, South Dakota is about $3,241 cheaper in 2026.
State brackets
0%
Bracket 1
$0to$5,600
2%
Bracket 2
$5,600to$11,200
3%
Bracket 3
$11,200to$16,000
3.4%
Bracket 4
$16,000to$26,400
3.7%
Bracket 5
$26,400and up
NO STATEIncome tax
South Dakota levies no state income tax for 2026. Only federal income tax applies.
At common incomes, what's the tax difference?
Federal + state income tax after standard deductions, 2026. Excludes FICA.Compare your income
$
We'll pin your result at the top.Income
Arkansas tax
South Dakota tax
Difference
$50,000single filer
$5,21110.4% effective
$3,8207.6% effective
$1,391 lessin South Dakota
$100,000single filer
$16,41116.4% effective
$13,17013.2% effective
$3,241 lessin South Dakota
$200,000single filer
$43,67521.8% effective
$36,73418.4% effective
$6,941 lessin South Dakota
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%
$640,600+
AR
Arkansas
SD
South Dakota