Data Scientist H-1B Salary in Illinois 2026
Based on 3,512 certified LCA filings for Data Scientist roles in Illinois (DOL FY2022–2026). Median wage: $110K. See national Data Scientist data →
Wage Level Breakdown, Illinois
| DOL Wage Level | Filings | Share | Est. Lottery Odds |
|---|---|---|---|
| Level I | 548 | 16.1% | ~8% |
| Level II | 1,324 | 38.8% | ~22% |
| Level III | 750 | 22.0% | ~44% |
| Level IV | 790 | 23.2% | ~67% |
Top Data Scientist H-1B Cities in Illinois
| City | Filings | Avg Wage |
|---|---|---|
| Chicago | 1,613 | $124K |
| Riverwoods | 685 | $109K |
| Schaumburg | 95 | $102K |
| CHICAGO | 93 | $104K |
| Lake Forest | 70 | $128K |
| Naperville | 63 | $122K |
| Aurora | 43 | $112K |
| Evanston | 39 | $116K |
| Arlington Heights | 38 | $97K |
| Peoria | 34 | $99K |
Top Data Scientist H-1B Employers in Illinois
| Employer | Filings | Avg Wage |
|---|---|---|
| Discover Products Inc. | 208 | $97K |
| Discover Products Inc | 183 | $119K |
| Discover Products, Inc. | 110 | $106K |
| DFS Corporate Services LLC | 79 | $98K |
| Capital One, National Association | 64 | $123K |
| Discover Bank | 55 | $115K |
| The University of Chicago | 54 | $85K |
| PayPal, Inc. | 50 | $147K |
| Caremark LLC | 49 | $143K |
| Caterpillar Inc. | 45 | $106K |
Data Scientist H-1B Filings Trend, Illinois
| Fiscal Year | Filings | Avg Wage |
|---|---|---|
| FY2021 | 10 | $113K |
| FY2022 | 589 | $111K |
| FY2023 | 752 | $111K |
| FY2024 | 944 | $116K |
| FY2025 | 998 | $120K |
| FY2026 | 219 | $128K |
Green Card (PERM) Sponsorship in Illinois
Beyond H-1B, employers across all roles in Illinois filed 69,359 PERM green-card petitions (62,228 certified) in DOL disclosure data 2007–2026, with a median offered wage of $90K. PERM (ETA-9089) is a separate DOL process from the H-1B LCA data above and isn't broken out by role in DOL's disclosure files. See full Illinois state data →
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Wage data aggregated from DOL LCA disclosure files (FY2022–2026), filtered to certified petitions with wages between $30K and $1M in Illinois. Lottery-odds estimates reflect the 2026 wage-weighted selection model and are illustrative.