United States · 2025
Idaho vs New Hampshire Income Tax 2025
At a $100K salary, New Hampshire is about $4,210 cheaper in 2025.
State brackets
0%
Bracket 1
$0to$4,811
5.3%
Bracket 2
$4,811and up
NO STATEIncome tax
New Hampshire 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.Compare your income
$
We'll pin your result at the top.Income
Idaho tax
New Hampshire tax
Difference
$50,000single filer
$5,43210.9% effective
$3,8727.7% effective
$1,560 lessin New Hampshire
$100,000single filer
$17,65917.7% effective
$13,44913.4% effective
$4,210 lessin New Hampshire
$200,000single filer
$46,57723.3% effective
$37,06718.5% effective
$9,510 lessin New Hampshire
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+
ID
Idaho
NH
New Hampshire