Last updated: 2025 BLS data · Page refreshed:
How much does a First-Line Supervisors of Mechanics, Installers, and Repairers actually take home in Idaho?
5.8% flat rate — 24.6% effective total tax rateData: BLS OEWS 2025 + IRS/State Tax Brackets 2024 • Updated 2026-05-19
Detailed line-by-line tax calculation for a First-Line Supervisors of Mechanics, Installers, and Repairers earning $74,940 in Idaho (single filer, standard deduction).
| Tax Component | Annual Amount | Effective Rate |
|---|---|---|
| Gross Salary (Median) | $74,940 | — |
| Federal Income Tax | -$8,327 | 11.1% |
| Idaho State Income Tax | -$4,346 | 5.8% |
| Social Security (OASDI) | -$4,646 | 6.2% |
| Medicare | -$1,086 | 1.5% |
| Total Taxes | -$18,407 | 24.6% |
| Take-Home Pay | $56,532 | 75.4% |
Take-home pay varies significantly across experience levels. Here is the after-tax breakdown for each salary percentile of First-Line Supervisors of Mechanics, Installers, and Repairers in Idaho.
| Percentile | Gross Salary | Total Taxes | Take-Home Pay | Tax Rate |
|---|---|---|---|---|
| 10th Percentile (P10) | $46,440 | -$9,834 | $36,605 | 21.2% |
| 25th Percentile (P25) | $58,630 | -$12,937 | $45,692 | 22.1% |
| Median (P50) | $74,940 | -$18,407 | $56,532 | 24.6% |
| 75th Percentile (P75) | $96,030 | -$25,883 | $70,146 | 27.0% |
| 90th Percentile (P90) | $118,800 | -$34,029 | $84,770 | 28.6% |
After federal income tax ($8,327), state tax ($4,346), and FICA ($5,732), a First-Line Supervisors of Mechanics, Installers, and Repairers in Idaho takes home $56,532 per year — or $4,711 per month. The effective tax rate of 24.6% is relatively low compared to the national range.
With an effective total rate of 24.6%, a First-Line Supervisors of Mechanics, Installers, and Repairers in Idaho keeps $56,533 of $74,940 gross — roughly typical for U.S. middle-income earners once federal, FICA and state taxes are combined.
Idaho applies a flat state income tax — every dollar of wage income is taxed at the same rate. For this First-Line Supervisors of Mechanics, Installers, and Repairers salary that contributes $4,347 to the 5.8% effective state-tax burden.
Federal tax on this First-Line Supervisors of Mechanics, Installers, and Repairers salary is $8,328 (45%), but combined state ($4,347, 24%) + FICA ($5,733, 31%) make up the other 55% of the bill.
Moving this same First-Line Supervisors of Mechanics, Installers, and Repairers salary to a zero-state-tax state would yield around $60,879 net — a gain of $4,347 (7.7%) per year versus Idaho.
Idaho sits near the bottom (#48 of 51) for First-Line Supervisors of Mechanics, Installers, and Repairers after-tax earnings. Relocation, negotiation, or credential stacking typically show the clearest ROI in bottom-quartile states.
Translated into paycheck cadences, $56,533 net/year works out to $4,711/month or $2,174/bi-weekly for this First-Line Supervisors of Mechanics, Installers, and Repairers in Idaho — the numbers that actually hit a checking account after every deduction.
Where does a First-Line Supervisors of Mechanics, Installers, and Repairers keep the most of their paycheck? Top 10 states ranked by after-tax take-home pay.
Idaho ranks #48 out of 51 states for First-Line Supervisors of Mechanics, Installers, and Repairers after-tax take-home pay.
A First-Line Supervisors of Mechanics, Installers, and Repairers in Idaho earning a median salary of $74,940 will take home approximately $56,532 per year after federal income tax ($8,327), state income tax ($4,346), and FICA ($5,732). That is $4,711 per month or $2,174 per bi-weekly paycheck.
The effective total tax rate for a First-Line Supervisors of Mechanics, Installers, and Repairers in Idaho is 24.6%, broken down as: federal income tax 11.1%, Idaho state tax 5.8%, and FICA (Social Security + Medicare) 7.6%. This assumes a single filer with the standard deduction for 2024.
Idaho has a 5.8% flat rate. On a First-Line Supervisors of Mechanics, Installers, and Repairers's median salary of $74,940, the state income tax amounts to $4,346 per year, which is an effective state rate of 5.8%.
After all taxes, a First-Line Supervisors of Mechanics, Installers, and Repairers in Idaho takes home approximately $4,711 per month, or about $27.18 per hour (based on a standard 2,080-hour work year). These figures assume a single filer, standard deduction, and no additional pre-tax deductions.
We start with the 2025 BLS median salary of $74,940 for First-Line Supervisors of Mechanics, Installers, and Repairers in Idaho, then subtract: federal income tax using 2024 IRS brackets ($14,600 standard deduction), Idaho state income tax (5.8% flat rate), Social Security (6.2% up to $168,600), and Medicare (1.45%). The result — $56,532/yr — does not include local taxes, pre-tax deductions (401k, HSA), or tax credits.
Some links are affiliate links. See our disclosure.
This estimate assumes a single filer using the 2024 standard deduction ($14,600), with W-2 employment income only. It does not account for: itemized deductions, tax credits (e.g. earned income credit, child tax credit), local/city taxes, pre-tax contributions (401k, HSA, FSA), self-employment tax, or additional income sources. Actual take-home pay may differ. Consult a tax professional for personalized advice.
Our Methodology · Data Sources · Salary: BLS OEWS · Tax: IRS + State DOR