Investigative Assistant salary at Butte County

The average investigative assistant salary at Butte County was $79,564 , which is 18 percent lower than the average salary for this job in California, but 46 percent higher than the national average for this job . Investigative Assistant salaries at Butte County typically range from $79,274 to $86,437 (25th to 75th percentile). The highest reported investigative assistant salary was $95,060. There are 12 employees at Butte County with the job title investigative assistant.