The top 20 highest paying industries for detectives and criminal investigators (ranked by average annual salary) are listed in Table 1. The entry level salary (as measured by the salary of the lowest 10% paid earners) and the number of employment in those industries are also shown. As shown in the table, with an average annual salary of $99,790, federal executive branch (oes designation) is the highest paying industry for detectives and criminal investigators. It is followed by federal government, including usps industry (average annual salary $99,780). The salary and employment information is computed from data published by U.S. Bureau of Labor Statistics in May 2015 [1]. For more information about salaries of detectives and criminal investigators in a specific industry, use the links in the table.