How much does a Physical Scientists, All Other actually take home in Illinois?
5.0% flat rate — 27.0% effective total tax rateData: BLS OEWS 2024 + IRS/State Tax Brackets 2024 • Updated 2026-04-06
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Detailed line-by-line tax calculation for a Physical Scientists, All Other earning $107,340 in Illinois (single filer, standard deduction).
| Tax Component | Annual Amount | Effective Rate |
|---|---|---|
| Gross Salary (Median) | $107,340 | — |
| Federal Income Tax | -$15,455 | 14.4% |
| Illinois State Income Tax | -$5,313 | 5.0% |
| Social Security (OASDI) | -$6,655 | 6.2% |
| Medicare | -$1,556 | 1.5% |
| Total Taxes | -$28,980 | 27.0% |
| Take-Home Pay | $78,359 | 73.0% |
Take-home pay varies significantly across experience levels. Here is the after-tax breakdown for each salary percentile of Physical Scientists, All Other in Illinois.
| Percentile | Gross Salary | Total Taxes | Take-Home Pay | Tax Rate |
|---|---|---|---|---|
| 10th Percentile (P10) | $57,120 | -$12,067 | $45,052 | 21.1% |
| 25th Percentile (P25) | $77,740 | -$18,739 | $59,000 | 24.1% |
| Median (P50) | $107,340 | -$28,980 | $78,359 | 27.0% |
| 75th Percentile (P75) | $142,650 | -$41,748 | $100,901 | 29.3% |
| 90th Percentile (P90) | $168,560 | -$51,231 | $117,328 | 30.4% |
After federal income tax ($15,455), state tax ($5,313), and FICA ($8,211), a Physical Scientists, All Other in Illinois takes home $78,359 per year — or $6,529 per month. The effective tax rate of 27.0% is moderate compared to the national range.
Where does a Physical Scientists, All Other keep the most of their paycheck? Top 10 states ranked by after-tax take-home pay.
Illinois ranks #24 out of 43 states for Physical Scientists, All Other after-tax take-home pay.
A Physical Scientists, All Other in Illinois earning a median salary of $107,340 will take home approximately $78,359 per year after federal income tax ($15,455), state income tax ($5,313), and FICA ($8,211). That is $6,529 per month or $3,013 per bi-weekly paycheck.
The effective total tax rate for a Physical Scientists, All Other in Illinois is 27.0%, broken down as: federal income tax 14.4%, Illinois state tax 5.0%, and FICA (Social Security + Medicare) 7.6%. This assumes a single filer with the standard deduction for 2024.
Illinois has a 5.0% flat rate. On a Physical Scientists, All Other's median salary of $107,340, the state income tax amounts to $5,313 per year, which is an effective state rate of 5.0%.
After all taxes, a Physical Scientists, All Other in Illinois takes home approximately $6,529 per month, or about $37.67 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 $107,340 for Physical Scientists, All Other in Illinois, then subtract: federal income tax using 2024 IRS brackets ($14,600 standard deduction), Illinois state income tax (5.0% flat rate), Social Security (6.2% up to $168,600), and Medicare (1.45%). The result — $78,359/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