Probation Officer salary at Spokane County

The average probation officer salary at Spokane County was $58,753 , which is 22 percent lower than the average salary for this job in Washington, and 10 percent lower than the national average for this job . Probation Officer salaries at Spokane County typically range from $49,890 to $66,629 (25th to 75th percentile). The highest reported probation officer salary was $103,913. There are 43 employees at Spokane County with the job title probation officer.