Research Development Assistant Salary in Seattle, WA.
Updated on: Dec 24, 2025
How much does a Research Development Assistant make in Seattle, WA?
The average Research Development Assistant in Seattle, WA makes $107,477,
51% above the national average Research Development Assistant salary of $71,059.
This pay is 14% greater than the combined average salaries of other metroes San Jose, CA, Chicago, IL, and Austin, TX.
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Research Development Assistant Salary Average
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*Data is estimated and depends on the generous anonymous contributions of individuals