4th Civil Affairs Group (4th CAG) is a civil affairs (CA) unit of the United States Marine Corps.
It is based in Hialeah, FL.
 For information on 4th CAG prior to 2012, see 2D CAG, which was formed out of the original 4th CAG in Washington D.C. It is one of only four civil affairs groups in the Marine Corps, all of which are reserve units.
4th CAG was the first civil affairs group in the Marine Corps and mostly supports II MEF.
4th Civil Affairs Group (4th CAG) is a civil affairs (CA) unit of the United States Marine Corps. It is based in Hialeah, FL.  For information on 4th CAG prior to 2012, see 2D CAG, which was formed out of the original 4th CAG in Washington D.C. It is one of only four civil affairs groups in the Marine Corps, all of which are reserve units. 4th CAG was the first civil affairs group in the Marine Corps and mostly supports II MEF.
4th Civil Affairs Group