Auckland Anniversary Day is observed each year on the Monday closest to 29 January, creating a long weekend for the Auckland/Northland region.

Next Auckland Anniversary Days

  • In 2025, Auckland Anniversary Day falls on Monday 27 January.
  • In 2026, Auckland Anniversary Day falls on Monday 26 January.

How the date is set

  • The official anniversary date is 29 January, marking the arrival of William Hobson in 1840, but the public holiday is “Mondayised” to the nearest Monday so people get a long weekend.
  • This holiday is observed across the former Auckland Province, including Auckland, Northland, Waikato, Bay of Plenty, and surrounding regions in the northern North Island.

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