Department of Veterans Affairs
The largest department in the federal government is the Department of Veterans Affairs. This department comprises about 16% of the total federal government workforce. In total, there are 297,528 employees currently working for this department.
Department of the Army, Navy, and Air Force
The following largest departments at the federal government level are the Army, Navy, and Air Force Departments. These are three different and independent offices that work together under the federal government umbrella. Currently, The Department of the Army is the largest with 241,609 employees, the Department of the Navy is the second largest with 188,599 employees and the Department of the Air Force is the smallest of the three with 159,499 employees.
Department of Homeland Security
One of the largest agencies under the federal government, the Department of Homeland Security is robust, holding more employees than the Department of the Air Force. In total, the Department of Homeland Security employs 168,348 total people.
Department of Justice
Moving into a different branch of the federal government, the Department of Justice is part of the Judicial branch. This department alone employs 112,342 employees at the federal government level.
Department of Treasury
With 89,852 employees, the Department of Treasury is responsible for maintaining the investments, money, trusts, and interest rates throughout the country.
Department of Defense
Separate from the military branches and departments, the federal government also has a Department of Defense. This department employs 85,579 people at the federal government level.
Department of Agriculture
Although one of the smaller departments at the federal government level, this department performs a vital function to keep our plants, animals, and food sources healthy and well-provided. The Department of Agriculture employs 74,117 people.
Department of Health and Human Services
Responsible for maintaining optimum health throughout the country, establishing systems, and implementing human services throughout the United States, the Department of Health and Human Services employs about 62,086 people.
Department of Transportation
The Department of Transportation helps maintain the airways, rails, roads, and bridges throughout the United States, ensuring tax money is well-allocated to appropriate projects to improve the overall infrastructure in the country. The Department of Transportation employs 54,374 people.
Department of the Interior
The Department of the Interior helps manage the country's natural resources, like the National Parks throughout the country. The Department of the Interior employs 50,959 different people throughout the country.
Other Small Agencies and Departments
Several other small agencies make up the federal government, including the Department of State, the Department of Energy, the Department of Education, the Department of Commerce, and the Department of Housing and Urban Development. Together, these agencies are made up of an additional 87,197 people working for the federal government. In total, there are more than 1.8 million federal government employees.