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Idaho Paycheck Calculator

Idaho has a flat 5.3% state income tax. On a $75,000 salary a single filer takes home about $58,471 — $4,873 a month, after $3,122 of state income tax.

Take-home on $75k
$58,471
State tax
$3,122
Effective rate
22.0%

Idaho take-home calculator

How Idaho taxes wages

Idaho applies a flat 5.3% rate to taxable wages after a $16,100 standard deduction. A flat rate means the percentage does not rise with income, but the dollar amount does: at $50,000 you pay about $1,797, at $100,000 about $4,447.

Federal tax applies everywhere

Whatever the state does, the federal side is identical. On $75,000 a single filer pays $7,670 of federal income tax after the $16,100 standard deduction, plus $5,738 in Social Security and Medicare.

ItemAnnualMonthly
Gross$75,000$6,250
Federal income tax−$7,670−$639
Idaho income tax−$3,122−$260
FICA−$5,738−$478
Net$58,471$4,873
Against Texas (no wage tax) the same $75,000 nets $61,593. Idaho comes out $3,122 behind.

What is specific to Idaho here

Your marginal rate — what you lose on the next dollar earned — is 35.0% in Idaho, against 29.6% in Texas. That is the number that matters for overtime, a raise or a second job.

LineIdahoTexas (no state tax)Difference
State income tax$3,122$0$3,122
Take-home$58,471$61,593−$3,122
Monthly$4,873$5,133−$260

Over a working year that is $260 a month of difference on the same gross salary.

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