How much does a Mechanical Engineers actually take home in Idaho?
5.8% flat rate — 25.4% effective total tax rateData: BLS OEWS 2024 + IRS/State Tax Brackets 2024 • Updated 2026-04-02
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Detailed line-by-line tax calculation for a Mechanical Engineers earning $81,280 in Idaho (single filer, standard deduction).
| Tax Component | Annual Amount | Effective Rate |
|---|---|---|
| Gross Salary (Median) | $81,280 | — |
| Federal Income Tax | -$9,722 | 12.0% |
| Idaho State Income Tax | -$4,714 | 5.8% |
| Social Security (OASDI) | -$5,039 | 6.2% |
| Medicare | -$1,178 | 1.4% |
| Total Taxes | -$20,654 | 25.4% |
| Take-Home Pay | $60,625 | 74.6% |
Take-home pay varies significantly across experience levels. Here is the after-tax breakdown for each salary percentile of Mechanical Engineers in Idaho.
| Percentile | Gross Salary | Total Taxes | Take-Home Pay | Tax Rate |
|---|---|---|---|---|
| 10th Percentile (P10) | $59,200 | -$13,082 | $46,117 | 22.1% |
| 25th Percentile (P25) | $70,230 | -$16,737 | $53,492 | 23.8% |
| Median (P50) | $81,280 | -$20,654 | $60,625 | 25.4% |
| 75th Percentile (P75) | $100,510 | -$27,471 | $73,038 | 27.3% |
| 90th Percentile (P90) | $127,890 | -$37,433 | $90,456 | 29.3% |
After federal income tax ($9,722), state tax ($4,714), and FICA ($6,217), a Mechanical Engineers in Idaho takes home $60,625 per year — or $5,052 per month. The effective tax rate of 25.4% is moderate compared to the national range.
Where does a Mechanical Engineers keep the most of their paycheck? Top 10 states ranked by after-tax take-home pay.
Idaho ranks #50 out of 51 states for Mechanical Engineers after-tax take-home pay.
A Mechanical Engineers in Idaho earning a median salary of $81,280 will take home approximately $60,625 per year after federal income tax ($9,722), state income tax ($4,714), and FICA ($6,217). That is $5,052 per month or $2,331 per bi-weekly paycheck.
The effective total tax rate for a Mechanical Engineers in Idaho is 25.4%, broken down as: federal income tax 12.0%, 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 Mechanical Engineers's median salary of $81,280, the state income tax amounts to $4,714 per year, which is an effective state rate of 5.8%.
After all taxes, a Mechanical Engineers in Idaho takes home approximately $5,052 per month, or about $29.15 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 2024 BLS median salary of $81,280 for Mechanical Engineers 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 — $60,625/yr — does not include local taxes, pre-tax deductions (401k, HSA), or tax credits.
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