MogiIllinois Data Scientist Job Postings Rise 100%
Michigan also saw significant growth in data scientist job postings over the last four weeks.
By Clara Whitfield, Mogi Research · Oct 20, 2026
Job postings for Data Scientists in Illinois saw a one hundred percent rise in the last four weeks. The number of postings went from fourteen to twenty-eight.
Michigan experienced a one hundred ninety percent increase in Data Scientist job postings, climbing from twenty to fifty-eight. California added job postings for Data Scientists, with a forty-six percent rise. These changes may reflect increased employer demand for these roles.
The growth in Illinois may be attributed to several factors. Allergan posted ten Data Scientist roles, and Caterpillar Inc. posted five. This could indicate specific hiring initiatives by these companies.
The numbers
Which states show the most growth for data scientists in the US in the last 4 weeks?
| Name | Last 28 days | The 28 before | Change |
|---|---|---|---|
| Illinois | 28 | 14 | +100% |
| Michigan | 58 | 20 | +190% |
| California | 51 | 35 | +46% |
| Maryland | 31 | 21 | +48% |
| Washington, D.C. | 20 | 14 | +43% |
Top roles: Data Scientist (28)
Top employers: Allergan (10), Caterpillar Inc. (5), Capital One (3)
Illinois jobs by city
Counts are job postings, not hires, from company career sites that Mogi's crawl found. Compares the 28 days to 2026-10-20 with the 28 days before them. Covers US, all states, Data Scientist. Employers with fewer than five postings in the last eight weeks are grouped together and left out of the rankings. The company details come from the crawl's company profiles, where the crawl has one.
Written by Clara Whitfield of Mogi Research, with AI from the table above. Every figure in it comes from that table.
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