Office Clerk salary in Illinois
Updated Updated for 2026 tax law
An office clerk in Illinois earns a median of $45,730 a year ($21.99/hour equivalent), 1.6% above the national median of $45,010. Illinois ranks #20 of 51 states. About 95,980 people do this job in Illinois.
Take-home pay in Illinois
At the Illinois median, a single filer keeps about $36,805 a year after federal, FICA and Illinois taxes — $1,416 every two weeks. Try your own numbers with the Illinois paycheck calculator.
- Gross pay
- $1,758.85
- Federal income tax
- −$127.22
- Social Security (6.2%)
- −$109.05
- Medicare (1.45%)
- −$25.50
- Illinois income tax
- −$81.49
- Take-home pay
- $1,415.58
Annual breakdown
- Gross
- $45,730
- Federal
- $3,308
- FICA
- $3,498
- State + local
- $2,119
- Net
- $36,805
- Marginal federal rate
- 12.0%
- Marginal state rate
- 5.0%
2026 federal brackets (Rev. Proc. 2025-32) and 2026 state rules. Estimates assume wages are your only income and use annual liability, so your actual withholding can differ slightly.
How Illinois compares
| Rank | State | Median salary |
|---|---|---|
| #1 | District of Columbia | $55,040 |
| #2 | Colorado | $53,550 |
| #3 | Alaska | $51,890 |
| #4 | Washington | $50,500 |
| #5 | North Dakota | $50,160 |
| #20 | Illinois | $45,730 |
| #49 | Louisiana | $32,480 |
| #50 | Kansas | $32,370 |
| #51 | Alabama | $31,200 |
See the national office clerk salary page for the full pay range and all states.
BLS occupation: Office Clerks, General (SOC 43-9061), May 2025, state estimates.
Frequently asked questions
How much does an office clerk make in Illinois?
The median salary is $45,730 a year and the average is $48,250 (BLS May 2025).
Is Illinois a good state for office clerks?
Illinois ranks #20 of 51 states for median pay in this job, 2% above the national median of $45,010.
What is $45,730 after taxes in Illinois?
About $36,805 a year ($1,416 every two weeks) for a single filer in 2026.
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Estimates for information only — not tax, legal or financial advice.