State Hourly Guide · Idaho · 2026

$18 Per Hour After Taxes in Idaho

At $18/hour ($37,440/year, 2,080 hours), here is the engine-derived Idaho take-home estimate by filing status.

$18/hour take-home pay in Idaho

Default path: standard W-4, 2,080 hours/year, no pre-tax deductions, no local wage tax, 2026 Idaho withholding scope.

Filing statusState taxAnnual netBiweekly netMonthly net
Single $1,196 $31,067 $1,194.89 $2,589.59
Married $390 $33,662 $1,294.69 $2,804.65
Head of household $1,196 $32,051 $1,232.72 $2,671.57

Single-filer paycheck breakdown

Pay componentAnnualBiweeklyMonthly
Gross pay $37,440 $1,440.00 $3,120.00
Federal income tax -$2,313 -$88.95 -$192.73
FICA -$2,864 -$110.16 -$238.68
Idaho state tax -$1,196 -$46.00 -$99.00
Estimated net take-home $31,067 $1,194.89 $2,589.59

Annual figures use the biweekly model. Monthly figures are calculated separately. Net hourly ≈ $14.94/hr after modeled taxes.

Idaho withholding method

Idaho levies state income tax on wages using a payroll-period percentage-method schedule.

Adjust filing status, deductions, and pay frequency in the full calculator.

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Frequently Asked Questions

How much is $18 an hour after taxes in Idaho?

For a single filer paid biweekly, the modeled Idaho take-home on $18/hour ($37,440/year) is approximately $31,067 per year, or $1,194.89 per biweekly paycheck.

How much Idaho state tax is withheld at $18 per hour?

The modeled single-filer estimate withholds approximately $1,196 in Idaho state tax per year on a $18/hour salary.

What taxes are included in this Idaho hourly estimate?

The estimate includes federal income-tax withholding, Social Security, Medicare, and Idaho state withholding for 2026. Local taxes are not applied on these state-level pages.

Estimates only. Not tax, legal, or accounting advice. Terms of Service · Privacy Policy

Tax data last verified: June 2026