United States Marine Corps
Emblem of the United States Marine Corps.svg
Emblem of the United States Marine Corps
Founded10 November 1775 (1775-11-10)[note 1]
(245 years)[note 2][1]
Country United States
TypeMaritime land force
Combined arms[2]
RoleAmphibious warfare
Expeditionary warfare
Size180,958 active personnel (as of 2020)[3]
38,500 reserve personnel (as of 2017)[4]
1,304 manned aircraft[5] (Total includes 11 VH-3D and 8 VH-60N of HMX-1[6] not listed by WAF 2018)
Part ofSeal of the United States Department of the Navy.svg Department of the Navy
HeadquartersThe Pentagon
Arlington County, Virginia, U.S.
Nickname(s)"Jarheads", "Devil Dogs", "Teufel Hunden", "Leathernecks"
Motto(s)Semper fidelis
ColorsScarlet and Gold[7][8]
March"Semper Fidelis" About this soundPlay 
Mascot(s)English Bulldog[9][10]
Anniversaries10 November
EquipmentList of U.S. Marine Corps equipment