As of September 01, 2026, the average annual salary for Case Manager Assistant in Illinois is $92,676, equivalent to $45 per hour, $1,782 weekly, or $7,723 monthly. These figures, sourced from Salary.com’s real-time job posting scans, highlight competitive earning potential for Case Manager Assistant in cities like San Jose, Santa Clara, and San Francisco.
Annually Salaries for Case Manager Assistant in Illinois vary widely, spanning from $85,549 to $107,931. Most professionals fall between the 25th percentile ($88,946) and 75th percentile ($100,661), while top earners (90th percentile) make $107,931 per year. This $11,715 pay gap underscores opportunities for salary growth through certifications, specialized skills like Planning or Hospice Care, or targeting high-paying regions like District of Columbia or California.
Location and experience significantly influence earnings. For example, Illinois Case Manager Assistant often earn 1.9% higher than national averages due to demand from Fortune 47 companies. However, Illinois currently ranks 14 nationwide for Case Manager Assistant job salary. Professionals are advised to focus on high-growth sectors like to offset market challenges.
