Detective salary at Ontario

The average detective salary at Ontario was $201,297 , which is 6 percent lower than the average salary for this job in California, but 107 percent higher than the national average for this job . Detective salaries at Ontario typically range from $195,005 to $220,144 (25th to 75th percentile). The highest reported detective salary was $265,712. There are 33 employees at Ontario with the job title detective.