Data Scientist salary in Illinois
A real-employer view of Data Scientist pay, clustered from DOL OFLC certified filings. Variants like Senior, Lead, and II/III titles fold into this cluster — the wage range below reflects all of them.
Data Scientist in Illinois: actual employer-disclosed pay
Public records from 5 certified H-1B Labor Condition Applications filed with the U.S. Department of Labor. Median offered wage: $122,700. Every figure below is an actual offered salary an employer attested to under federal law.
By DOL wage level
DOL classifies every offer into one of four wage levels based on the role's experience and skill requirements.
| Level | Filings | Median offer |
|---|---|---|
| Level I — entry | 3 | $100,000 |
| Level III — experienced | 2 | $128,948 |
Top employers filing for this role
Companies with the most certified filings for Data Scientist in Illinois. Median offer is across all of that employer's filings.
| Employer | Most-filed title | Filings | Median |
|---|---|---|---|
| Reveal Data Corporation | Data Scientist | 2 | $117,500 |
| iManage LLC | Senior Data Scientist | 1 | $87,776 |
| Milliman, Inc. | Data Scientist 3 | 1 | $122,700 |
| W.W. Grainger, Inc. | Data Scientist | 1 | $135,197 |
Recent sample filings
A snapshot of recent certified offers. Each line is a real, public, verifiable record.
- Senior Data Scientist at iManage LLC$87,776ChicagoWage Level IDecided Jun 20, 2025I-200-25163-085983
- Data Scientist at Reveal Data Corporation$135,000ChicagoWage Level IDecided May 9, 2025I-200-25122-931187
- Data Scientist 3 at Milliman, Inc.$122,700ChicagoWage Level IIIDecided Apr 18, 2025I-200-25102-858490
- Data Scientist at W.W. Grainger, Inc.$135,197Lake ForestWage Level IIIDecided Feb 10, 2025I-200-25034-661612
- Data Scientist at Reveal Data Corporation$100,000ChicagoWage Level IDecided Apr 24, 2025I-200-25107-875777
Source: U.S. Department of Labor, Office of Foreign Labor Certification. Disclosed wages reflect what employers attested to pay; actual paid wages may differ. Only certified filings are shown — denied and withdrawn cases are excluded.