Don't miss out! Get the best events & activities in your inbox weekly...
Home > Events > Fairs & Festivals > SomerStreets Monster Mash
Submit Event View Newsletter


SomerStreets Monster Mash

Report Error
Email It
Write a Review
We have Not Yet Posted This Year's Information for This Event Yet

If new information for this event is already available for this year, please let us know.
Dates:Sunday, October 19, 2025 - Sunday, October 19, 2025
Hours:Hours Vary see below
Ages:Toddlers, Kids, Teens, Adults
In/Outdoor:Outdoor
Cost:Free
Category:Fairs & Festivals
somerstreets monster mash photoThe last SomerStreets festival of the season, Monster Mashed Up is a Halloween block party for all ages. The street is closed to traffic and is loaded with kids' activities, food vendors, and live music.

Get ready for a spooktacular afternoon at Monster Mash, a free and family-friendly Halloween celebration in Union Square! Come in costume and show off your spooky costumes in our Halloween Parade.

- Community Halloween Parade led by School of Honk (Meet at 37 Union Square at 3:15 PM)
- Local craft vendors curated by Blue Banda Relics and Tiny Turns Paperie
- Pumpkin carving with Somerville Recreation
- Haunted house and cardboard creations by Monano Arts
- Spooktacular arts activities with Dani Folds and Culichi Arts

- Performances and movement activities by Cate the Great, Just Felice, EventThem, Behind the Masks Studios, and Parkour Generations
- Showcase of Somerville’s Fire truck, Department of Public Works Truck, Ambulance and Police! Come and snap a photo!
- Artistic cut-outs spread throughout Somerville Ave, designed by local artist Nate Devarie
- BYO-Water Bottle! MWRA will have their water buggy so that you can stay hydrated!
- Come learn about the local Non-Profits, City Departments and Arts organizations!

Union Square Stage (37 Union Square, Somerville)

2:00 PM – BosWitches Opening Dance
2:15 to 3:15 PM – Pluto’s Return
3:30 PM – School of Honk Parade kicks off (starting at the Union Square Stage)
3:45 to 4:30 PM – Madalena Silva
4:30 to 4:45 PM – BosWitches Monster Mash Macarena
4:45 to 6:00 PM – Vinyl session by NXN – bring your own vinyl to be spinned!

Mass Ave Music Stage (390 Somerville Ave)

2:15 pm – Chris Cote and his Band of These Guys
3:30 pm – Mike Gent
4:45 pm – Detroit Angels

Good Eats!
Come hungry! Food vendors to look out for:

- Dos Manos Kitchen
- Fried Dough and Lemonade
- Nibble Kitchen’s Karis Haitian Cuisine
- Nibble Kitchen’s BanglaAdda Bengali Catering
- Makalu Boston

Road Closures & Parking Restrictions:
Somerville Avenue (School St. to Washington St, Union Square) Closed to all vehicular traffic: 11 a.m.– 8 p.m.
No parking: 8 a.m.–8 p.m.
Quincy St., Church St., and Bow St. will operate as two-way streets between Summer St. and Somerville Ave. from 11 a.m.– 8 p.m. to allow access for abutters only.
Hawkins St. will operate as two-way from Lake St. to Washington Ave. from 11 a.m.– 8 p.m. to allow access for abutters only.
MBTA buses will be rerouted from 11 a.m.– 8 p.m. For updated stop locations, visit MBTA.com.

(Severe weather date: Sunday, October 26)

Questions? Reach out to Events Coordinator Iaritza Menjivar at [email protected].

HOURS↑ top

2:00pm

(Severe weather date: Sunday, October 26)


WEBSITE↑ top

somervilleartscouncil.org/events/monster-mash/

LOCATION↑ top

349 Somerville Avenue, Somerville, MA map

Somerville Ave (from School St to Washington Ave),

RELATED LINKS↑ top

Info changes frequently. We cannot warrant it. Verify with SomerStreets Monster Mash before making the trek. If you find an error, please report it...
Report Error
Popular Resources
Boston with Kids
Free Things to Do
Family & Kids Events
Mass RMV - DMV
Boston Birthday Parties
Boston Museums
Rose Kennedy Greenway
Boston Aquarium
Boston Massachusetts
Boston Bowling
Boston Haymarket
Boston Whale Watching