Hourly Payroll & Tax Withholding • 2026 Tax Year
$18 an Hour After Taxes in Idaho (2026)
Earning $18 per hour on a full-time 40-hour work week equals $37,440.00 per year. In Idaho, your estimated net take-home pay is $30,130.83 annually, which equals $14.49 net per hour, $1,158.88 bi-weekly, or $2,510.90 per month.
Net Hourly Wage
$14.49
Bi-Weekly Paycheck
$1,158.88
Monthly Net
$2,510.90
Effective Tax Rate
19.5%
Deduction Breakdown for $18/hr ($37,440.00/yr)
| Tax Category | Annual Total | Per Bi-Weekly Paycheck | Effective Rate |
|---|---|---|---|
| Gross Pay ($18/hr × 2,080 hrs) | $37,440.00 | $1,440.00 | 100.0% |
| Federal Income Tax | -$2,312.80 | -$88.95 | 6.18% |
| Social Security Tax (6.2%) | -$2,321.28 | -$89.28 | 6.20% |
| Medicare Tax (1.45%) | -$542.88 | -$20.88 | 1.45% |
| Idaho State Tax (Flat Tax (5.695%)) | -$2,132.21 | -$82.01 | 5.70% |
| Total Deductions | -$7,309.17 | -$281.12 | 19.52% |
| Net Take-Home Pay | $30,130.83 | $1,158.88 | 80.48% |
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