United States · 2026
Idaho vs Connecticut Income Tax 2026
At a $100K salary, Connecticut is about $295 cheaper in 2026.
State brackets
0%
Bracket 1
$0to$4,811
5.3%
Bracket 2
$4,811and up
State brackets
2%
Bracket 1
$0to$10,000
4.5%
Bracket 2
$10,001to$50,000
5.5%
Bracket 3
$50,001to$100,000
6%
Bracket 4
$100,001to$200,000
6.5%
Bracket 5
$200,001to$250,000
6.9%
Bracket 6
$250,001to$500,000
6.99%
Bracket 7
$500,000and up
At common incomes, what's the tax difference?
Federal + state income tax after the standard deduction, 2026. Excludes FICA.Compare your income
$
We'll pin your result at the top.Income
Idaho tax
Connecticut tax
Difference
$50,000single filer
$6,21512.4% effective
$5,82011.6% effective
$395 lessin Connecticut
$100,000single filer
$18,21518.2% effective
$17,92017.9% effective
$295 lessin Connecticut
$200,000single filer
$47,07923.5% effective
$47,48423.7% effective
$405 lessin Idaho
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%
$640,601+
ID
Idaho
CT
Connecticut