It was opened in 1941 and is named after Corporal Harold W. Roberts, a World War I Medal of Honor recipient.
As of 2014, Camp Roberts is undergoing major renovations, including demolition of World War II-era barracks.
[2] Under the leadership Lieutenant Colonel Oliver Martson the camp was built in 1940, as a World War II training center.
After the war the camp was inactive, but for the few National Guard and Army Reserve troops that used it for summer training.
The US Army's Combat Development Experimental Command began to operate the camp for weapons testing.