Last updated: 2025 BLS data · Page refreshed:
How much does a Atmospheric and Space Scientists actually take home in Illinois?
5.0% flat rate — 27.3% effective total tax rateData: BLS OEWS 2025 + IRS/State Tax Brackets 2024 • Updated 2026-05-19
Detailed line-by-line tax calculation for a Atmospheric and Space Scientists earning $112,280 in Illinois (single filer, standard deduction).
| Tax Component | Annual Amount | Effective Rate |
|---|---|---|
| Gross Salary (Median) | $112,280 | — |
| Federal Income Tax | -$16,542 | 14.7% |
| Illinois State Income Tax | -$5,557 | 5.0% |
| Social Security (OASDI) | -$6,961 | 6.2% |
| Medicare | -$1,628 | 1.4% |
| Total Taxes | -$30,689 | 27.3% |
| Take-Home Pay | $81,590 | 72.7% |
Take-home pay varies significantly across experience levels. Here is the after-tax breakdown for each salary percentile of Atmospheric and Space Scientists in Illinois.
| Percentile | Gross Salary | Total Taxes | Take-Home Pay | Tax Rate |
|---|---|---|---|---|
| 10th Percentile (P10) | $51,710 | -$10,736 | $40,973 | 20.8% |
| 25th Percentile (P25) | $84,220 | -$20,981 | $63,238 | 24.9% |
| Median (P50) | $112,280 | -$30,689 | $81,590 | 27.3% |
| 75th Percentile (P75) | $145,860 | -$42,923 | $102,936 | 29.4% |
| 90th Percentile (P90) | $211,910 | -$64,948 | $146,961 | 30.6% |
After federal income tax ($16,542), state tax ($5,557), and FICA ($8,589), a Atmospheric and Space Scientists in Illinois takes home $81,590 per year — or $6,799 per month. The effective tax rate of 27.3% is moderate compared to the national range.
A Atmospheric and Space Scientists in Illinois loses 27.3% of gross pay to taxes — higher than the ~25% national midpoint. Of the $112,280 gross, $81,590 lands in the paycheck after federal ($16,543), state ($5,558), and FICA ($8,589) withholding.
Illinois applies a flat state income tax — every dollar of wage income is taxed at the same rate. For this Atmospheric and Space Scientists salary that contributes $5,558 to the 5.0% effective state-tax burden.
Federal tax on this Atmospheric and Space Scientists salary is $16,543 (54%), but combined state ($5,558, 18%) + FICA ($8,589, 28%) make up the other 46% of the bill.
Moving this same Atmospheric and Space Scientists salary to a zero-state-tax state would yield around $87,148 net — a gain of $5,558 (6.8%) per year versus Illinois.
For Atmospheric and Space Scientists after-tax pay, Illinois ranks #11 of 47 states — top quartile. High gross wages or low state-tax burden (or both) drive the strong ranking.
Translated into paycheck cadences, $81,590 net/year works out to $6,799/month or $3,138/bi-weekly for this Atmospheric and Space Scientists in Illinois — the numbers that actually hit a checking account after every deduction.
Where does a Atmospheric and Space Scientists keep the most of their paycheck? Top 10 states ranked by after-tax take-home pay.
Illinois ranks #11 out of 47 states for Atmospheric and Space Scientists after-tax take-home pay.
A Atmospheric and Space Scientists in Illinois earning a median salary of $112,280 will take home approximately $81,590 per year after federal income tax ($16,542), state income tax ($5,557), and FICA ($8,589). That is $6,799 per month or $3,138 per bi-weekly paycheck.
The effective total tax rate for a Atmospheric and Space Scientists in Illinois is 27.3%, broken down as: federal income tax 14.7%, 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 Atmospheric and Space Scientists's median salary of $112,280, the state income tax amounts to $5,557 per year, which is an effective state rate of 5.0%.
After all taxes, a Atmospheric and Space Scientists in Illinois takes home approximately $6,799 per month, or about $39.23 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 $112,280 for Atmospheric and Space Scientists 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 — $81,590/yr — does not include local taxes, pre-tax deductions (401k, HSA), or tax credits.
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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