How much does a Civil Engineers actually take home in Montana?
Progressive (up to 5.9%) — 25.1% 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 Civil Engineers earning $80,140 in Montana (single filer, standard deduction).
| Tax Component | Annual Amount | Effective Rate |
|---|---|---|
| Gross Salary (Median) | $80,140 | — |
| Federal Income Tax | -$9,471 | 11.8% |
| Montana State Income Tax | -$4,482 | 5.6% |
| Social Security (OASDI) | -$4,968 | 6.2% |
| Medicare | -$1,162 | 1.4% |
| Total Taxes | -$20,084 | 25.1% |
| Take-Home Pay | $60,055 | 74.9% |
Take-home pay varies significantly across experience levels. Here is the after-tax breakdown for each salary percentile of Civil Engineers in Montana.
| Percentile | Gross Salary | Total Taxes | Take-Home Pay | Tax Rate |
|---|---|---|---|---|
| 10th Percentile (P10) | $54,790 | -$11,768 | $43,021 | 21.5% |
| 25th Percentile (P25) | $64,110 | -$14,386 | $49,723 | 22.4% |
| Median (P50) | $80,140 | -$20,084 | $60,055 | 25.1% |
| 75th Percentile (P75) | $99,480 | -$26,960 | $72,519 | 27.1% |
| 90th Percentile (P90) | $109,010 | -$30,348 | $78,661 | 27.8% |
After federal income tax ($9,471), state tax ($4,482), and FICA ($6,130), a Civil Engineers in Montana takes home $60,055 per year — or $5,004 per month. The effective tax rate of 25.1% is moderate compared to the national range.
Where does a Civil Engineers keep the most of their paycheck? Top 10 states ranked by after-tax take-home pay.
Montana ranks #48 out of 51 states for Civil Engineers after-tax take-home pay.
A Civil Engineers in Montana earning a median salary of $80,140 will take home approximately $60,055 per year after federal income tax ($9,471), state income tax ($4,482), and FICA ($6,130). That is $5,004 per month or $2,309 per bi-weekly paycheck.
The effective total tax rate for a Civil Engineers in Montana is 25.1%, broken down as: federal income tax 11.8%, Montana state tax 5.6%, and FICA (Social Security + Medicare) 7.6%. This assumes a single filer with the standard deduction for 2024.
Montana has a progressive (up to 5.9%). On a Civil Engineers's median salary of $80,140, the state income tax amounts to $4,482 per year, which is an effective state rate of 5.6%.
After all taxes, a Civil Engineers in Montana takes home approximately $5,004 per month, or about $28.87 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 $80,140 for Civil Engineers in Montana, then subtract: federal income tax using 2024 IRS brackets ($14,600 standard deduction), Montana state income tax (progressive (up to 5.9%)), Social Security (6.2% up to $168,600), and Medicare (1.45%). The result — $60,055/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