Case Manager III Salary in Seattle, WA.
Updated on: Jan 21, 2026
How much does a Case Manager III make in Seattle, WA?
The average Case Manager III in Seattle, WA makes $75,828,
51% above the national average Case Manager III salary of $50,134.
This pay is 9% greater than the combined average salaries of other metroes San Jose, CA, San Francisco, CA, and Chicago, IL.
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Case Manager III Salary Average
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*Data is estimated and depends on the generous anonymous contributions of individuals