Computer Systems Analyst salary in Illinois
Computer Systems Analysts in Illinois earn a median of $101,570 a year ($48.83 an hour), based on BLS data for 20,610 workers.
Pay ranges from $60,770 for the lowest-paid 10% to $144,790 for the top 10%. That is 4% lower than the national median of $105,850. Illinois ranks 27th of 50 states for computer systems analysts pay. There are 3.4 computer systems analysts per 1,000 jobs here — close to the national average. The average (mean) salary is $104,190, above the median because a few high earners pull it up.
Pay range for computer systems analysts in Illinois
| Pay level | Yearly | Hourly |
|---|---|---|
| 10th percentile (entry level) | $60,770 | $29.21 |
| 25th percentile | $80,350 | $38.63 |
| Median | $101,570 | $48.83 |
| 75th percentile | $128,030 | $61.55 |
| 90th percentile (top earners) | $144,790 | $69.61 |
| Average (mean) | $104,190 | $50.09 |
Half of computer systems analysts earn more than the median and half earn less. Percentiles show the spread: 10% earn less than the 10th percentile, and 10% earn more than the 90th.
Median paycheck, before taxes
| Pay period | Amount |
|---|---|
| Monthly | $8,464.17 |
| Semi-monthly (24 a year) | $4,232.08 |
| Biweekly (26 a year) | $3,906.54 |
| Weekly | $1,953.27 |
| Hourly | $48.83 |
Based on a full-time year of 2,080 hours. Convert any amount with the hourly to salary converter.
Computer Systems Analyst salary in cities in Illinois
| Metro area | Median salary | Workers |
|---|---|---|
| Springfield, IL | $117,590 | 820 |
| Chicago-Naperville-Elgin, IL-IN | $103,490 | 14,660 |
| Peoria, IL | $103,440 | 770 |
| Bloomington, IL | $103,030 | 630 |
| St. Louis, MO-IL | $96,290 | 3,920 |
| Rockford, IL | $95,430 | 210 |
| Paducah, KY-IL | $94,550 | 80 |
| Davenport-Moline-Rock Island, IA-IL | $89,500 | 310 |
| Champaign-Urbana, IL | $86,690 | 320 |
| Decatur, IL | $80,410 | 60 |
| Kankakee, IL | $80,190 | 80 |
| Cape Girardeau, MO-IL | $78,720 | 120 |
Highest-paying states for computer systems analysts
| State | Median salary |
|---|---|
| Rhode Island | $134,630 |
| Washington | $129,410 |
| Massachusetts | $128,240 |
| Colorado | $127,750 |
| California | $127,720 |
| New Jersey | $122,890 |
| Oregon | $121,620 |
| Virginia | $120,840 |
| District of Columbia | $116,820 |
| Maryland | $113,610 |
Related jobs in Illinois
| Job | Median salary | Hourly |
|---|---|---|
| Software Developer | $132,110 | $63.52 |
| Computer User Support Specialist | $59,860 | $28.78 |
| Computer Occupations, All Other | $99,360 | $47.77 |
| Network and Computer Systems Administrators | $100,080 | $48.12 |
| Computer Network Architect | $132,790 | $63.84 |
| Computer Network Support Specialist | $68,530 | $32.95 |
| Software Quality Assurance Analysts and Testers | $104,910 | $50.44 |
| Information Security Analyst | $124,180 | $59.70 |
| Web Developer | $84,820 | $40.78 |
| Database Administrator | $104,650 | $50.31 |
| Web and Digital Interface Designers | $85,710 | $41.21 |
| Database Architect | $142,500 | $68.51 |
| Computer Programmer | $72,540 | $34.88 |
| Computer and Information Research Scientists | $136,540 | $65.64 |
More: Computer and Mathematical Occupations · all salaries in Illinois
Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025 estimates, occupation code 15-1211. Wages include base pay, tips, commissions and shift pay, but not overtime, bonuses or benefits, and exclude the self-employed.
Frequently asked questions
How much does a computer systems analyst make in Illinois?
The median salary for computer systems analysts in Illinois is $101,570 a year, or $48.83 an hour. Pay ranges from $60,770 for the lowest-paid 10% to $144,790 for the top 10%.
How much do the highest-paid computer systems analysts make in Illinois?
The top 10% of computer systems analysts in Illinois earn at least $144,790 a year. The top 25% earn $128,030 or more.
What is the starting pay for computer systems analysts in Illinois?
Entry-level pay (the 10th percentile) is about $60,770 a year, and a quarter of computer systems analysts earn $80,350 or less.
How many computer systems analysts work in Illinois?
About 20,610 computer systems analysts are employed in Illinois, not counting the self-employed.