Senior Administrative Assistant salary at Washington State Treasurer

The average senior administrative assistant salary at Washington State Treasurer was $71,800 , which is 7 percent lower than the average salary for this job in Washington, but 57 percent higher than the national average for this job . Senior Administrative Assistant salaries at Washington State Treasurer typically range from $71,300 to $72,300 (25th to 75th percentile). The highest reported senior administrative assistant salary was $72,300. There are 2 employees at Washington State Treasurer with the job title senior administrative assistant.