AC/DC formed in Sydney in November 1973, which makes the band about 52 years old in 2025–2026. Many music references now list their active years as 1973–present, i.e., over five decades of continuous activity.

Quick Scoop

  • AC/DC was formed by brothers Angus and Malcolm Young in Sydney in 1973.
  • That means the band has been around for roughly 52 years as of early 2026.
  • They are still generally described as an active rock band, with “1973–present” given as their career span.

In most music bios and fan wikis, when people ask “how old is AC/DC” , the answer is framed as “the band has been active since 1973,” which is now just over half a century of rock history.

Information gathered from public forums or data available on the internet and portrayed here.