As of January 2025, the ages of the current members of Metallica are:

• James Hetfield: 61

• Lars Ulrich: 61

• Kirk Hammett: 62

• Robert Trujillo: 60

Metallica was formed in Los Angeles in 1981 by James Hetfield and Lars Ulrich

. The current lineup consists of Hetfield and Ulrich, as well as longtime lead guitarist Kirk Hammett and bassist Robert Trujillo