Halloween

Halloween is observed every year on 31 October across Australia. While not a traditional Australian public holiday, it has grown significantly in popularity as a fun, community-focused evening of costume parties and neighbourhood trick-or-treating.

Halloween traces its origins back over 2,000 years to Samhain, an ancient Gaelic harvest festival celebrated in Ireland, Scotland, and the Isle of Man. Samhain marked the end of the harvest season and the beginning of winter, a time when the boundary between the physical world and the spirit realm was believed to thin. To ward off roaming spirits, communities lit large bonfires and wore disguises made of animal skins.

In the eighth century, the Western Christian Church designated 1 November as All Saints' Day (or All Hallows' Day), turning the evening before into All Hallows' Eve, which eventually shortened to Halloween. Irish and Scottish migrants took these folklore traditions to North America during the 19th century, where practices evolved into modern pumpkin carving and trick-or-treating. Over recent decades, through international cultural influence, Halloween has transitioned into a popular spring event across Australian suburbs.

In Australia, Halloween is celebrated on the evening of 31 October. Children dress up in a wide variety of costumes—from traditional ghosts and witches to superheroes and pop-culture figures—to go trick-or-treating around local streets. Participating households signal that trick-or-treaters are welcome by displaying Halloween decorations, orange lights, or carved pumpkins at their front gate. Adults often join the fun by hosting costume parties, decorating their homes, or organising horror movie marathons with friends and family.