find Halloween events for every vibe.

Outdoor events in Somerville, MA

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HALLOWEEN Hike 'n' Seek
Monday at 10:00 AM
Stoneham · Botume House Visitor Center
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HALLOWEEN Hike 'n' Seek
Monday at 10:00 AM
Stoneham · Botume House Visitor Center
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Hale-o-ween 2025
Saturday at 1:00 PM + 1 more
Westwood · Hale
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Hale-o-ween 2025
Saturday at 1:00 PM + 1 more
Westwood · Hale
Witches & Zombie Halloween Party Cruise
Fri, Oct 31, 6:30 PM
Boston · Bay State Cruise Company
Witches & Zombie Halloween Party Cruise
Fri, Oct 31, 6:30 PM
Boston · Bay State Cruise Company
Watch Wednesdays: Halloween
Wed, Oct 29, 8:00 PM
Boston · The Anchor
Watch Wednesdays: Halloween
Wed, Oct 29, 8:00 PM
Boston · The Anchor
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Sinners & Saints Haunted Party Cruise
Saturday at 6:30 PM
Boston · Bay State Cruise Company
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Sinners & Saints Haunted Party Cruise
Saturday at 6:30 PM
Boston · Bay State Cruise Company
Manchester, NH Conspiracy Game: The Outdoor Escape
Today at 8:00 PM + 89 more
Manchester · 700 Elm St
Manchester, NH Conspiracy Game: The Outdoor Escape
Today at 8:00 PM + 89 more
Manchester · 700 Elm St
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Amazing Scavenger Hunt! - Lexington's MaxiTON of Fun
Tomorrow at 8:00 AM + 40 more
Lexington · Massachusetts 225
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Amazing Scavenger Hunt! - Lexington's MaxiTON of Fun
Tomorrow at 8:00 AM + 40 more
Lexington · Massachusetts 225
You Sleuth Augmented Reality Detective Experience
Today at 2:00 PM + 311 more
Cambridge · Cambridge
You Sleuth Augmented Reality Detective Experience
Today at 2:00 PM + 311 more
Cambridge · Cambridge
Fall in Love With Camp Open House
Sun, Nov 2, 10:00 AM + 1 more
Westwood · Hale Education, Inc.
Fall in Love With Camp Open House
Sun, Nov 2, 10:00 AM + 1 more
Westwood · Hale Education, Inc.
Cambridge Murder Mystery: Catch the Killer!
Today at 8:00 PM + 68 more
Cambridge · 1400 Massachusetts Ave
Cambridge Murder Mystery: Catch the Killer!
Today at 8:00 PM + 68 more
Cambridge · 1400 Massachusetts Ave
Boston Thriller Mission: Expose the Truth!
Today at 8:00 PM + 232 more
Boston · 40 Battery St
Boston Thriller Mission: Expose the Truth!
Today at 8:00 PM + 232 more
Boston · 40 Battery St
Arlington Murder Mystery: Catch the Killer!
Today at 8:00 PM + 62 more
Arlington · 611 Massachusetts Ave
Arlington Murder Mystery: Catch the Killer!
Today at 8:00 PM + 62 more
Arlington · 611 Massachusetts Ave
Cambridge Audio Tour: Culinary Corners & Artistic Avenues of Middlesex
Cambridge · Porter station
Cambridge Audio Tour: Culinary Corners & Artistic Avenues of Middlesex
Cambridge · Porter station
The President's Conspiracy in Boston
Today at 8:00 PM + 329 more
Boston · 40 Battery St
The President's Conspiracy in Boston
Today at 8:00 PM + 329 more
Boston · 40 Battery St
Lexington, MA - Murder Mystery: Catch the Killer!
Today at 8:00 PM + 54 more
Lexington · 13 Depot Square
Lexington, MA - Murder Mystery: Catch the Killer!
Today at 8:00 PM + 54 more
Lexington · 13 Depot Square
SOLSTICE 2025
Fri, Dec 5, 5:30 PM + 99 more
Cambridge · Mount Auburn Cemetery
SOLSTICE 2025
Fri, Dec 5, 5:30 PM + 99 more
Cambridge · Mount Auburn Cemetery
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NEMBA Adventure Series - The Wicked Ride of the East
Sunday at 8:00 AM
Andover · Harold Parker State Forest
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NEMBA Adventure Series - The Wicked Ride of the East
Sunday at 8:00 AM
Andover · Harold Parker State Forest
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Phantoms of the Sahara
Saturday at 10:30 AM
Boston · Hava Nightclub
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Phantoms of the Sahara
Saturday at 10:30 AM
Boston · Hava Nightclub
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Adventurous Scavenger Hunt - Waltham Watchtower Wonders Hunt
Tomorrow at 8:00 AM + 69 more
Waltham · 169 Elm St
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Adventurous Scavenger Hunt - Waltham Watchtower Wonders Hunt
Tomorrow at 8:00 AM + 69 more
Waltham · 169 Elm St
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Invasive Plant Monitoring and Removal at Bellevue Pond
Friday at 2:00 PM + 1 more
Medford · Bellevue Pond, South Border Rd
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Invasive Plant Monitoring and Removal at Bellevue Pond
Friday at 2:00 PM + 1 more
Medford · Bellevue Pond, South Border Rd

Trends in Somerville

Explore more trends

HALLOWEEN Hike 'n' Seek

HALLOWEEN Hike 'n' Seek

Hale-o-ween 2025

Hale-o-ween 2025

Witches & Zombie Halloween Party Cruise

Witches & Zombie Halloween Party Cruise

Watch Wednesdays: Halloween

Watch Wednesdays: Halloween

Sinners & Saints Haunted Party Cruise

Sinners & Saints Haunted Party Cruise

Manchester, NH Conspiracy Game: The Outdoor Escape

Manchester, NH Conspiracy Game: The Outdoor Escape

Amazing Scavenger Hunt! - Lexington's MaxiTON of Fun

Amazing Scavenger Hunt! - Lexington's MaxiTON of Fun

You Sleuth Augmented Reality Detective Experience

You Sleuth Augmented Reality Detective Experience

Fall in Love With Camp Open House

Fall in Love With Camp Open House

Cambridge Murder Mystery: Catch the Killer!

Cambridge Murder Mystery: Catch the Killer!

Boston Thriller Mission: Expose the Truth!

Boston Thriller Mission: Expose the Truth!

Arlington Murder Mystery: Catch the Killer!

Arlington Murder Mystery: Catch the Killer!

Cambridge Audio Tour: Culinary Corners & Artistic Avenues of Middlesex

Cambridge Audio Tour: Culinary Corners & Artistic Avenues of Middlesex

The President's Conspiracy in Boston

The President's Conspiracy in Boston

Lexington, MA - Murder Mystery: Catch the Killer!

Lexington, MA - Murder Mystery: Catch the Killer!

SOLSTICE 2025

SOLSTICE 2025

NEMBA Adventure Series - The Wicked Ride of the East

NEMBA Adventure Series - The Wicked Ride of the East

Phantoms of the Sahara

Phantoms of the Sahara

Adventurous Scavenger Hunt - Waltham Watchtower Wonders Hunt

Adventurous Scavenger Hunt - Waltham Watchtower Wonders Hunt

Invasive Plant Monitoring and Removal at Bellevue Pond

Invasive Plant Monitoring and Removal at Bellevue Pond

Things to do around Somerville

Trends in Somerville

1. Davis square

2. Halloween

3. Fall fest

4. Halloween party

5. Flower arrangement

6. Clothing swap

7. Speed dating

8. Comedy

9. Museum of modern renaissance

10. Oktoberfest

11. Yoga

12. Live music