Salaries › Administrative Assistant › Illinois
Administrative Assistant Salary in Illinois (2026)
$23.23 per hour · take-home ≈ $38,606/year ($3,217/month) for a single filer
Administrative Assistant pay range in Illinois
| Percentile | Annual wage | Meaning |
| 10th percentile (entry) | $31,930 | Lowest-paid 10% earn less than this |
| 25th percentile | $39,050 | A quarter earn less |
| Median (50th) | $48,310 | Half earn more, half earn less |
| 75th percentile | $61,180 | Top quarter starts here |
| 90th percentile (top) | $76,790 | Highest-paid 10% earn more than this |
BLS reports 74,280 Administrative Assistant jobs in Illinois (occupation code 43-6014, “Secretaries and Administrative Assistants, Except Legal, Medical, and Executive”).
Gross vs. take-home in Illinois
A median Administrative Assistant salary of $48,310 doesn’t all reach your bank account. After federal income tax, Social Security, and Medicare, plus Illinois state income tax, a single filer keeps about $38,606 — an effective tax rate of 20.1%.
| Gross (median) | $48,310 |
| Federal income tax | −$3,617 |
| Social Security + Medicare | −$3,696 |
| Illinois state income tax | −$2,391 |
| Take-home (annual) | $38,606 |
| Take-home (monthly) | $3,217 |
Want your exact numbers — married, 401(k), different salary? Use the free Illinois paycheck calculator on PaycheckTally.
Frequently asked questions
- How much does a Administrative Assistant make in Illinois?
- The median Administrative Assistant salary in Illinois is $48,310 per year ($23.23 per hour) according to the latest BLS data. The middle 50% earn between $39,050 and $61,180.
- What is the take-home pay for a Administrative Assistant in Illinois?
- On the median salary of $48,310, a single filer in Illinois takes home about $38,606 per year ($3,217 per month) after federal tax, FICA, and state income tax — an effective tax rate of 20.1%.
- How many Administrative Assistant jobs are there in Illinois?
- BLS counts 74,280 Administrative Assistant jobs in Illinois in the latest survey (May 2025).
Top-paying states for Administrative Assistants
Other salaries in Illinois
Sources and methodology
Wage and employment figures: BLS OEWS May 2025 (state file, released April 2026) — the U.S. Bureau of Labor Statistics Occupational Employment and Wage Statistics survey, the most authoritative public salary dataset. Take-home estimate: 2026 federal brackets, FICA, and verified Illinois state tax rules (single filer, standard deduction, no credits or local taxes). Estimates only — not financial advice.
- BLS OEWS — official occupational wage data.
- PaycheckTally — interactive 2026 take-home calculator for Illinois.