What The Fluff Festival: Forever Fluff*
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.
If new information for this event is already available for this year, please let us know.
| Dates: | Saturday, September 20, 2025 - Saturday, September 20, 2025 |
| Hours: | Hours Vary see below |
| In/Outdoor: | Indoor, Outdoor |
| Cost: | Free |
| Category: | Fairs & Festivals |
What the Fluff? is a madcap festival honoring the invention of Marshmallow Fluff in Union Square and Somerville’s proud tradition of innovation.Join us for the celebration of Fluff, invented right here in Somerville’s Union Square in 1917 by Archibald Query.
For the 20th year, Fluff fans from far and wide will gather in the heart of the City to celebrate Somerville’s favorite sticky treat with all shades of silly.
Laugh the day away as you join a colorful cast of characters and explore this joyful jubilee’s deliciously diverse food, toe-tapping musical performances, and family-friendly games.
Discover tasty local treasures at your favorite neighborhood businesses, raise a pint of Fluff with friends old and new, dance in the streets, and make sweet memories at the most flufftastic end-of-summer celebration in New England.
This neighborhood feel-good event has fun for every age and variety of interests.
This madcap festival will celebrate the invention of marshmallow Fluff with musical performances, a cooking contest, fun for every age and Fluff treats of every sort.
For the love of Fluff, celebrate your license to love local businesses who love you in Union Square.
What the Fluff? is brought to you by Union Square Main Streets, a 501(c)(3) nonprofit organization with a mission to strengthen the dynamic neighborhood of business and people of Union Square in partnership with the Somerville Arts Council.
There are lots of fun things to do during the month of September in the Boston area. Don't miss our guide to help you navigate some of the most popularSeptember events in Boston and beyond.
| HOURS | ↑ top |
2:00pm - 6:00pm
*A severe weather date is reserved for Sunday, September 21st from 2-6pm
| WEBSITE | ↑ top |
| LOCATION | ↑ top |
Union Square, Somerville, MA map
| TIPS | ↑ top |
- For event parking in Union Square: After banking hours the Citizens Bank at 40 Union Square is available. Also the Argenziano School at 290 Washington St.
| RELATED LINKS | ↑ top |
- Profiles
- Localities
Info changes frequently. We cannot warrant it. Verify with What The Fluff Festival: Forever Fluff* before making the trek. If you find an error, please report it...
