Salaries › Correctional Officer › Illinois
Correctional Officer Salary in Illinois (2026)
$38.07 per hour · take-home ≈ $60,620/year ($5,052/month) for a single filer
Correctional Officer pay range in Illinois
| Percentile | Annual wage | Meaning |
| 10th percentile (entry) | $50,520 | Lowest-paid 10% earn less than this |
| 25th percentile | $65,900 | A quarter earn less |
| Median (50th) | $79,190 | Half earn more, half earn less |
| 75th percentile | $88,790 | Top quarter starts here |
| 90th percentile (top) | $102,770 | Highest-paid 10% earn more than this |
BLS reports 12,190 Correctional Officer jobs in Illinois (occupation code 33-3012, “Correctional Officers and Jailers”).
Gross vs. take-home in Illinois
A median Correctional Officer salary of $79,190 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 $60,620 — an effective tax rate of 23.4%.
| Gross (median) | $79,190 |
| Federal income tax | −$8,592 |
| Social Security + Medicare | −$6,058 |
| Illinois state income tax | −$3,920 |
| Take-home (annual) | $60,620 |
| Take-home (monthly) | $5,052 |
Want your exact numbers — married, 401(k), different salary? Use the free Illinois paycheck calculator on PaycheckTally.
Frequently asked questions
- How much does a Correctional Officer make in Illinois?
- The median Correctional Officer salary in Illinois is $79,190 per year ($38.07 per hour) according to the latest BLS data. The middle 50% earn between $65,900 and $88,790.
- What is the take-home pay for a Correctional Officer in Illinois?
- On the median salary of $79,190, a single filer in Illinois takes home about $60,620 per year ($5,052 per month) after federal tax, FICA, and state income tax — an effective tax rate of 23.4%.
- How many Correctional Officer jobs are there in Illinois?
- BLS counts 12,190 Correctional Officer jobs in Illinois in the latest survey (May 2025).
Top-paying states for Correctional Officers
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.