When Is Halloween? Date, History & Traditions

When Is Halloween?

Halloween is celebrated on the same date every year:

🎃 Halloween is on 31 October each year.

Unlike some holidays that move around the calendar, Halloween has a fixed date. In most countries that celebrate it, Halloween activities such as costumes, decorations and trick-or-treating take place on the evening of 31 October.

Does the Date of Halloween Change?

No. Halloween does not change date from year to year. It is always:

  • 31 October – regardless of the day of the week.

The day of the week changes (Monday, Tuesday, Wednesday, etc.), but the calendar date remains the same.

What Is Halloween?

Halloween is a cultural and seasonal celebration that is especially popular in countries such as the United States, Canada, the United Kingdom, Ireland and increasingly in other parts of the world. Common Halloween activities include:

  • Wearing costumes and dressing up.
  • Trick-or-treating (children going door-to-door for sweets).
  • Carving pumpkins or jack-o’-lanterns.
  • Decorating homes with spooky or autumn-themed items.
  • Attending parties, events or community activities.

The name “Halloween” is linked to “All Hallows’ Eve”, the evening before the Christian festival of All Saints’ Day (1 November). Many modern customs, however, are a mix of folk traditions, seasonal harvest festivals and more recent pop culture.

Halloween Around the World

Halloween is observed differently depending on the country:

  • United States & Canada: very widespread, with costumes, trick-or-treating, parties and themed events.
  • United Kingdom & Ireland: mix of older traditions and modern trick-or-treating.
  • Australia & New Zealand: Halloween is growing in popularity, especially in some suburbs and communities, but participation can vary.
  • Other countries: some have different autumn or remembrance traditions on similar dates (for example, various All Saints’ or All Souls’ observances).

Even where Halloween is not a major holiday, shops and communities may still hold themed events in late October.

Which Night Do People Go Trick-or-Treating?

In most places, trick-or-treating and costume events are held on the evening of 31 October. Sometimes schools, community centres or businesses may hold Halloween-themed events on the closest weekend for convenience, but the official date of Halloween remains 31 October.

Safety & Common-Sense Tips

  • Use visible or reflective clothing if walking outside after dark.
  • Children should be supervised by an adult when trick-or-treating.
  • Follow local guidelines or community rules about door-knocking and events.
  • Be respectful of people who do not celebrate Halloween.

Important Note

This page provides general information about the date and common customs of Halloween. Traditions can vary by country, culture, religion, community and individual preference. If you have questions about specific events, school activities or local regulations, please check with your local community, council, school or event organiser.