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Halloween 2026 · Updated Oct 13

Boston Halloween Parties & Events 2026

Halloween is on a Saturday this year, so the big parties land on Friday the 30th and Saturday the 31st, with themed shows and family events in the two weeks before. Here’s the short version, then every listing below.

Saturday, October 31

Friday, October 30

Free and family-friendly

  • Monster Mash (Sun, Oct 18, 1–5 PM): Somerville’s free Halloween street party with a School of Honk parade.
  • PruBoo (Sun, Oct 25, 11 AM–1 PM): free trick-or-treating at 30+ Prudential Center shops.
  • Halloween at Pazza (Sat, Oct 24): free entry, $1,000 in costume prizes. 21+.

Costume rules and age limits change from party to party. Each listing has what the organizer says, and the date we checked it.

At a glance

Every date

Times, prices and age rules are checked against each venue or organizer’s own page; the check date is on every listing. Plans change, so confirm with the venue before you go.

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