Computer User Support Specialist salary in Illinois
Updated Updated for 2026 tax law
A computer user support specialist in Illinois earns a median of $59,860 a year ($28.78/hour equivalent), 3.2% below the national median of $61,860. Illinois ranks #26 of 51 states. About 26,060 people do this job in Illinois.
Take-home pay in Illinois
At the Illinois median, a single filer keeps about $47,459 a year after federal, FICA and Illinois taxes — $1,825 every two weeks. Try your own numbers with the Illinois paycheck calculator.
- Gross pay
- $2,302.31
- Federal income tax
- −$192.43
- Social Security (6.2%)
- −$142.74
- Medicare (1.45%)
- −$33.38
- Illinois income tax
- −$108.40
- Take-home pay
- $1,825.35
Annual breakdown
- Gross
- $59,860
- Federal
- $5,003
- FICA
- $4,579
- State + local
- $2,818
- Net
- $47,459
- 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 | $80,950 |
| #2 | California | $79,570 |
| #3 | Washington | $75,220 |
| #4 | Massachusetts | $75,070 |
| #5 | New York | $72,560 |
| #26 | Illinois | $59,860 |
| #49 | Alabama | $49,630 |
| #50 | South Dakota | $48,260 |
| #51 | Arkansas | $46,360 |
See the national computer user support specialist salary page for the full pay range and all states.
BLS occupation: Computer User Support Specialists (SOC 15-1232), May 2025, state estimates.
Frequently asked questions
How much does a computer user support specialist make in Illinois?
The median salary is $59,860 a year and the average is $63,630 (BLS May 2025).
Is Illinois a good state for computer user support specialists?
Illinois ranks #26 of 51 states for median pay in this job, 3% below the national median of $61,860.
What is $59,860 after taxes in Illinois?
About $47,459 a year ($1,825 every two weeks) for a single filer in 2026.
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Estimates for information only — not tax, legal or financial advice.