Data Scientist Salary in Illinois (2026)
Illinois · 5.0% above national average · Very High Demand
| City | Avg Salary | vs National | Demand |
|---|---|---|---|
| Chicago | $127,032 | +12.0% | Very High |
| Aurora | $115,689 | +2.0% | Very High |
Illinois is home to a strong job market for Data Scientists. The state's key industries — Finance, Manufacturing, Agriculture — generate significant demand for skilled professionals. At $113,421 per year, Illinois's Data Scientist salaries are 5.0% higher than the national average.
The cost of living in Illinois (index: 1.05) justifies the higher pay scale. Entry-level professionals in Illinois can expect to earn $73,613–$95,027, while experienced Data Scientists can command $143,208–$161,303.
Looking ahead, the Data Scientist profession in Illinois is projected to grow at 6.8% annually. Major employers are actively hiring, and the state's investment in Finance continues to drive new opportunities for qualified candidates.
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What is the average Data Scientist salary in Illinois?The average Data Scientist salary in Illinois is $113,421 per year in 2026, which is 5.0% above the national average of $108,020.
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What city in Illinois pays Data Scientists the most?Major metro areas typically pay Data Scientists the highest wages in Illinois due to higher costs of living and competitive job markets.
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Is Illinois a good state for Data Scientists?Illinois has a strong job market with major industries in Finance, Manufacturing, Agriculture. This makes it one of the better states for Data Scientist employment.
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How does Illinois Data Scientist salary compare to the US average?At $113,421/year, Illinois Data Scientist salaries are 5.0% higher than the national average of $108,020/year.