Da Investigator salary at San Joaquin County

The average da investigator salary at San Joaquin County was $223,815 , which is 3 percent higher than the average salary for this job in California, and 50 percent higher than the national average for this job . Da Investigator salaries at San Joaquin County typically range from $182,289 to $291,554 (25th to 75th percentile). The highest reported da investigator salary was $335,902. There are 39 employees at San Joaquin County with the job title da investigator.