In 2012, the number of people working for the Department of Homeland Security (DHS) excluding the contractors was less than 400.
The Department of Homeland Security is a large federal agency responsible for aspects of national security and immigration enforcement in the United States. In 2012, it employed a substantial workforce to carry out its mission which includes protecting the country from various threats such as terrorism, cybersecurity breaches, and natural disasters.
This workforce comprises of federal employees and personnel from other agencies who were transferred to DHS when it was established in 2002.
Although the exact number of employees may have fluctuated throughout the year due to hiring, resignations and retirements, but the approximate figure of less than 400 provides an estimate of the agency's size during that period.