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

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  • POSTPONED – The Waltham Land Trust presents Insects for Beginners

    Waltham Public Library 735 Main St, Waltham, MA, United States

    Want to know how to tell a butterfly from a moth? Or a katydid from a grasshopper? Join the Waltham Land Trust for this fascinating talk. Led by Mass Audubon educator and insect enthusiast Linda Graetz, this talk will focus on seven common insect groups. You'll learn about their amazing physical and behavioral diversity: how […]

    Free
  • May Day Rally on the Common

    Waltham Common 610 Main St, Waltham, MA, United States

    May Day Rally on the Common and at Main and Moody in support of May Day, the Labor Movement and the general strike called for May 1. Workers Over Billionaires! […]

    Free
  • Single mothers retreat — Retiro para madres solteras

    Saint Mary Parish 133 School Street, Waltham, MA

    Organized by the Lazarus Center for Healing in Wakefield, this gathering is specially designed for single mothers seeking peace, strength, and a deeper faith alongside a community of women who […]

    Free
  • Lyman Estate Landscape Tour

    Lyman Estate 185 Lyman Street, Waltham

    Join Historic New England for a walk through the rolling wooded paths and garden trails of the Lyman Estate. This site was home to pleasure grounds, formal gardens, a pond […]

    $25
  • Spring bird walk

    Shaw's 130 River St, Waltham, MA

    Join Waltham Land Trust expert birder Emily Szczypek for a spring bird walk along the Charles River. Migration will be taking place so we could see Baltimore Orioles, Warbling Vireos, […]

    Free
  • Waltham Public Library Bookmobile

    Waltham Public Library 735 Main St, Waltham, MA, United States

    You are invited to celebrate the arrival of the Waltham Public Library Bookmobile. The newest way to visit your Library! Ribbon cutting - Refreshments - Tours - Family activities. For […]

    Free
  • Working-class History Tour of the Lyman Estate

    Lyman Estate 185 Lyman Street, Waltham

    From cooking meals to operating factory looms, laborers made the Lyman family’s life on a grand estate possible. Hundreds of workers were employed as gardeners, maids, and farm hands during the Lyman Estate’s 150+ years of operation. Thousands more held positions in industries that helped the family prosper financially, like the textile mills in Waltham […]

    $20
  • ‘Join or Die’ screening and community Joining Fair

    West Newton Cinema 1296 Washington Street, Newton

    Join us for a screening of "Join or Die," a documentary inspired by social scientist Robert Putnam’s research on social connection and the importance of civic engagement in our lives. Following the screening, we’ll gather for a community Joining Fair, where local clubs and organizations will be present to connect with attendees and share ways […]

  • Waltham Fields — Walk for Hunger

    Waltham Fields Community Farm 240 Beaver St, Waltham, MA, United States

    Join Team Waltham Fields for the Walk for Hunger! Our Walk for Hunger team registration is open—another sign that spring is just around the corner. Join our team to help raise funds for Waltham Fields Community Farm and for food access programs throughout Massachusetts. Could you be our next team captain? Do you love to […]

    Free
  • Annual Heroes brunch

    American Legion Joseph F. Hill Post 215 Waverley Oaks Road, Waltham, MA

    Please join us for the 17th annual Heroes Awards celebration. This year’s honorees are (for 2025): Clarence Darrow Richardson, Jr. Dr. Nadene B. Stein Waltham Educators Association The Waltham Times Tickets can be purchased here. As Waltham’s official branch of the Democratic Party, the Waltham Democratic City Committee is the local voice for the party’s […]

    $50
  • Waltham Education and Beyond Foundation 5k road race

    Moody Street Bridge 139 Moody Street, Waltham, MA

    The Strides for Education 5K & Kids Fun Run is an annual event that brings the Waltham community together for a fun, healthy, family-oriented activity in the heart of Waltham on historic Moody Street. All funds raised from the event benefit programs in Waltham Public Schools. Register here.  

    $34.09
  • Mother’s Day Mosaic Gift Making

    Amy Marks’ Mosaic Studio 111 Riverview Avenue, Waltham

    Imagine her surprise when your mom gets a unique handmade gift from you! When you register, you'll have the choice of making jewelry, a picture frame, a small mirror (7" diameter) or an 8" heart. I have all the glass, beads, costume jewelry, shells and bling you'll need to create a one-of-a-kind mosaic. No experience is […]

    $45