If you have to do a survey about the salaries that various professionals earn, you will be surprised to note that a Private Investigator Salary is fairly good, considering the amount of work that they do. Most of the time, these people are part of a team that is trying to track down a criminal or part of a team that is keeping a watch on a person. The private investigator salary that they earn can be quite high. This is probably one of the reasons why many people are opting for this kind of a profession. The private investigator salary also comes with quite a few perks.