Dates and times are subject to change by organizers. Please visit the organizers’ website for the latest information.

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Waltham Lions Club carnival

300 Fifth Avenue 300 Fifth Ave., Waltham

The Waltham Lions Club carnival returns for 2026! Join us for rides, games, food and family fun to benefit the Waltham Lions. Wednesday May 6 to Sunday May 10. Additional […]

$3

Mill Talk: The Legacy of 1812—How a little war shaped the transatlantic world

Charles River Museum of Industry & Innovation 154 Moody St., Waltham

In this engaging dialogue, noted historians Don Hickey and Bob Allison explore the enduring legacy of the War of 1812—how a seemingly small conflict reshaped the relationships among the United States, Britain, and Canada. They’ll discuss the war’s political and economic reverberations in New England, its impact on transatlantic trade and diplomacy, and the ways […]

Free

Ask Edie—Your aging questions answered

Zoom

Are you worried about a parent's safety? Feeling stretched thin as a caregiver? Or navigating aging, health changes, or loneliness yourself? In honor of Older Americans Month this May, JF&CS […]

Free

Free outdoor Zumba class

Free outdoor Zumba class
Waltham Common 610 Main St, Waltham

Join us on the Waltham Common for a free outdoor Zumba class! All ages and abilities are welcome. Every Wednesday, May 6 to August 12 unless otherwise posted. Instructor: Jen […]

Free

We Are Waltham: Spring Wee-WaW

Common Good Co. 419 Moody St., Waltham

A mini We are Waltham show at the Common Good Co. Cafe on Moody Street. Tickets are $12-$15 (before tax). There are only 50 seats and past shows have sold out, so reserve yours early. Some complimentary tickets are available on request

$12

Free outdoor Zumba class

Free outdoor Zumba class
Waltham Common 610 Main St, Waltham

Join us on the Waltham Common for a free outdoor Zumba class! All ages and abilities are welcome. Every Wednesday, May 6 to August 12 unless otherwise posted. Instructor: Jen Williams and friends. Presented by Healthy Waltham in Partnership with House of Glōw Studios.

Free

Free outdoor Zumba class

Free outdoor Zumba class
Waltham Common 610 Main St, Waltham

Join us on the Waltham Common for a free outdoor Zumba class! All ages and abilities are welcome. Every Wednesday, May 6 to August 12 unless otherwise posted. Instructor: Jen […]

Free

Free outdoor Zumba class

Free outdoor Zumba class
Waltham Common 610 Main St, Waltham

Join us on the Waltham Common for a free outdoor Zumba class! All ages and abilities are welcome. Every Wednesday, May 6 to August 12 unless otherwise posted. Instructor: Jen Williams and friends. Presented by Healthy Waltham in Partnership with House of Glōw Studios.

Free

Free outdoor Zumba class

Free outdoor Zumba class
Waltham Common 610 Main St, Waltham

Join us on the Waltham Common for a free outdoor Zumba class! All ages and abilities are welcome. Every Wednesday, May 6 to August 12 unless otherwise posted. Instructor: Jen Williams and friends. Presented by Healthy Waltham in Partnership with House of Glōw Studios.

Free

Free outdoor Zumba class

Free outdoor Zumba class
Waltham Common 610 Main St, Waltham

Join us on the Waltham Common for a free outdoor Zumba class! All ages and abilities are welcome. Every Wednesday, May 6 to August 12 unless otherwise posted. Instructor: Jen Williams and friends. Presented by Healthy Waltham in Partnership with House of Glōw Studios.

Free

Free outdoor Zumba class

Free outdoor Zumba class
Waltham Common 610 Main St, Waltham

Join us on the Waltham Common for a free outdoor Zumba class! All ages and abilities are welcome. Every Wednesday, May 6 to August 12 unless otherwise posted. Instructor: Jen […]

Free

Free outdoor Zumba class

Free outdoor Zumba class
Waltham Common 610 Main St, Waltham

Join us on the Waltham Common for a free outdoor Zumba class! All ages and abilities are welcome. Every Wednesday, May 6 to August 12 unless otherwise posted. Instructor: Jen […]

Free

Free outdoor Zumba class

Free outdoor Zumba class
Waltham Common 610 Main St, Waltham

Join us on the Waltham Common for a free outdoor Zumba class! All ages and abilities are welcome. Every Wednesday, May 6 to August 12 unless otherwise posted. Instructor: Jen Williams and friends. Presented by Healthy Waltham in Partnership with House of Glōw Studios.

Free

Free outdoor Zumba class

Free outdoor Zumba class
Waltham Common 610 Main St, Waltham

Join us on the Waltham Common for a free outdoor Zumba class! All ages and abilities are welcome. Every Wednesday, May 6 to August 12 unless otherwise posted. Instructor: Jen […]

Free

Free outdoor Zumba class

Free outdoor Zumba class
Waltham Common 610 Main St, Waltham

Join us on the Waltham Common for a free outdoor Zumba class! All ages and abilities are welcome. Every Wednesday, May 6 to August 12 unless otherwise posted. Instructor: Jen Williams and friends. Presented by Healthy Waltham in Partnership with House of Glōw Studios.

Free

Free outdoor Zumba class

Free outdoor Zumba class
Waltham Common 610 Main St, Waltham

Join us on the Waltham Common for a free outdoor Zumba class! All ages and abilities are welcome. Every Wednesday, May 6 to August 12 unless otherwise posted. Instructor: Jen […]

Free

Free outdoor Zumba class

Free outdoor Zumba class
Waltham Common 610 Main St, Waltham

Join us on the Waltham Common for a free outdoor Zumba class! All ages and abilities are welcome. Every Wednesday, May 6 to August 12 unless otherwise posted. Instructor: Jen Williams and friends. Presented by Healthy Waltham in Partnership with House of Glōw Studios.

Free

Free outdoor Zumba class

Free outdoor Zumba class
Waltham Common 610 Main St, Waltham

Join us on the Waltham Common for a free outdoor Zumba class! All ages and abilities are welcome. Every Wednesday, May 6 to August 12 unless otherwise posted. Instructor: Jen […]

Free

Free outdoor Zumba class

Free outdoor Zumba class
Waltham Common 610 Main St, Waltham

Join us on the Waltham Common for a free outdoor Zumba class! All ages and abilities are welcome. Every Wednesday, May 6 to August 12 unless otherwise posted. Instructor: Jen […]

Free