Computer and Information Research Scientists Salary in Illinois

Computer and Information Research Scientistss in Illinois have a median annual salary of $136,540, which works out to about $65.64 per hour, with a typical 25th–75th percentile range of $104,340 to $170,390, based on the latest BLS OEWS data.

15-1221 · Computer and Information Research Scientists

Computer and Information Research Scientists pay in Illinois at a glance

Median annual salary

$136,540

Median hourly wage

$65.64/hr

Average annual salary

$142,950

Average hourly wage

$68.72/hr

25th percentile

$104,340

75th percentile

$170,390

10th percentile

$49,190

90th percentile

$243,360

People employed

630

Salary distribution

Reported wage points from the lowest to the highest paid computer and information research scientists roles in Illinois.

10th percentile
$49,190
25th percentile
$104,340
Median percentile
$136,540
75th percentile
$170,390
90th percentile
$243,360

Illinois vs U.S. salary

The median salary for computer and information research scientists roles in Illinois is about 2.7% below the U.S. median of $140,300 for the same occupation.

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How much does a computer and information research scientists make in Illinois?

Half of computer and information research scientists roles in Illinois report earning more than $136,540 a year and half report earning less — that is the median. The mean (average) of $142,950 is pulled up or down by the highest and lowest earners, which is why the median is usually the better benchmark.

Salary range

A quarter of reported salaries fall below $104,340 and a quarter are above $170,390, so most computer and information research scientists pay sits between those two figures. These percentiles describe how pay is spread across all reported roles — they are not a direct measure of years of experience.

What can affect computer and information research scientists pay?

  • Years of experience and level of responsibility
  • Employer type and size
  • Specialization within the occupation
  • Certifications and licensing
  • Industry
  • Hours worked, shift patterns and overtime
  • The local labor market where the job is based

Computer and Information Research Scientists pay in other states

Related jobs in Illinois

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Source: U.S. Bureau of Labor Statistics, Occupational Employment and Wage Statistics, May 2025. Methodology · Data sources

Salary figures are benchmarks and can vary by employer, experience, specialization, hours worked and other factors.