How much does a Epidemiologists actually take home in Illinois?
5.0% flat rate — 26.0% 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 Epidemiologists earning $94,830 in Illinois (single filer, standard deduction).
| Tax Component | Annual Amount | Effective Rate |
|---|---|---|
| Gross Salary (Median) | $94,830 | — |
| Federal Income Tax | -$12,703 | 13.4% |
| Illinois State Income Tax | -$4,694 | 5.0% |
| Social Security (OASDI) | -$5,879 | 6.2% |
| Medicare | -$1,375 | 1.5% |
| Total Taxes | -$24,652 | 26.0% |
| Take-Home Pay | $70,177 | 74.0% |
Take-home pay varies significantly across experience levels. Here is the after-tax breakdown for each salary percentile of Epidemiologists in Illinois.
| Percentile | Gross Salary | Total Taxes | Take-Home Pay | Tax Rate |
|---|---|---|---|---|
| 10th Percentile (P10) | $60,530 | -$12,906 | $47,623 | 21.3% |
| 25th Percentile (P25) | $72,270 | -$16,846 | $55,423 | 23.3% |
| Median (P50) | $94,830 | -$24,652 | $70,177 | 26.0% |
| 75th Percentile (P75) | $98,080 | -$25,776 | $72,303 | 26.3% |
| 90th Percentile (P90) | $128,140 | -$36,437 | $91,702 | 28.4% |
After federal income tax ($12,703), state tax ($4,694), and FICA ($7,254), a Epidemiologists in Illinois takes home $70,177 per year — or $5,848 per month. The effective tax rate of 26.0% is moderate compared to the national range.
Where does a Epidemiologists keep the most of their paycheck? Top 10 states ranked by after-tax take-home pay.
Illinois ranks #10 out of 41 states for Epidemiologists after-tax take-home pay.
A Epidemiologists in Illinois earning a median salary of $94,830 will take home approximately $70,177 per year after federal income tax ($12,703), state income tax ($4,694), and FICA ($7,254). That is $5,848 per month or $2,699 per bi-weekly paycheck.
The effective total tax rate for a Epidemiologists in Illinois is 26.0%, broken down as: federal income tax 13.4%, 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 Epidemiologists's median salary of $94,830, the state income tax amounts to $4,694 per year, which is an effective state rate of 5.0%.
After all taxes, a Epidemiologists in Illinois takes home approximately $5,848 per month, or about $33.74 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 $94,830 for Epidemiologists 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 — $70,177/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