During the summer months, Camp Grayling hosts National Guard units from Michigan, the surrounding states, and Canada. Large artillery, mortar, and tank ranges as well as maneuver courses highlight the camp. Recently
Forward Operating Bases have been constructed to allow company-sized units to simulate operations. For two weeks each year starting in 2014, Camp Grayling hosts the National Guard's Exportable Combat Training Capability program. Each year, Camp Grayling schedules training for over 20,000 military personnel from National Guard units from Indiana, Illinois, Michigan, and Ohio, as well as regular Army and Reserve units. Each year since 2011 Camp Grayling has hosted
Northern Strike. Military units from neighboring states, the U.K. and other U.S. allies participate. During the exercise the population on base swells to over 2,000 military personnel. In February 2026, the U.S. Army and National Guard Bureau designated Camp Grayling's
National All-Domain Warfighting Center (NADWC) as a national range for uncrewed aerial systems (UAS) testing and training, making it one of at least three select sites nationwide for advanced military drone operations.
Grayling Army Airfield is located at Camp Grayling and includes 70 helicopter tiedown pads as well as two runways capable of handling
C-130 and
C-17 aircraft. Camp Grayling has over 600 soldiers in traditional Army National Guard units regularly assigned to it. The installation provides over 200 full-time jobs to local residents. Consequently, Camp Grayling is one of the largest employers in the county. The camp activities generate over $30 million annually in the local economy. The camp has a partnership with the Northern Michigan Law Enforcement group for training purposes. The camp has small arms ranges and urban assault ranges. Camp Grayling has an IED (
improvised explosive device) Lane. This is used to train troops to protect themselves from IED's. They have a live fire convoy commander's reaction course that trains commanders. The post is used for research and development. A central attraction of Camp Grayling is
Lake Margrethe. == Color Guard appearances ==