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Idaho Paycheck Calculator
Idaho consolidated its progressive brackets into a single flat 5.8% rate in 2023. That makes the Idaho paycheck calculation straightforward: federal withholding plus a flat 5.8% on Idaho taxable income.
Your Paycheck Inputs
Estimated Paycheck Breakdown
Gross pay (this period)$0.00
Pre-tax deductions (401k + health)$0.00
Federal income tax$0.00
Idaho state income tax$0.00
Social Security (6.2%)$0.00
Medicare (1.45% + Additional)$0.00
Net take-home pay$0.00
Effective federal rate0.00%
Effective Idaho state rate0.00%
Annual net (projection)$0.00
Estimate using 2026 federal brackets, $168,600 Social Security wage base, and the 0.9% Additional Medicare Tax on wages above $200,000 single / $250,000 MFJ.
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Idaho State Income Tax: Flat 5.8%
Idaho uses a single 5.8% flat rate on all taxable income above the standard deduction. There are no local income taxes in Idaho.
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