Events

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Sunday, April 26, 2026 (5)

Apr 26, 2026
April 18, 2026
Saturday

  • Earth Day Clean-Up Events

  • Apr 18, 2026 to May 9, 2026
  • Location: Various East Bay locations
  • Description:

    Join the Contra Costa Resource Conservation District for a series of clean-up events throughout the county. Each event has separate registration and time details. Clean-up parties are organized in:

    • Concord
    • Martinez
    • Brentwood/Antioch
    • Rodeo
    • Crockett
    • P
  • Created by: Sustainable Contra Costa
April 26, 2026
Sunday

  • Hike: Beautiful Black Diamond

  • Apr 26, 2026 from 9:00am to 12:00pm
  • Location: Black Diamond Mines Regional Park, Upper Parking Lot
  • Description:

    Join Greenbelt Alliance for a nature and history adventure in the East Bay hills.

    In the 19th Century, the northern foothills of Mount Diablo were home to the most important coal fields in California. Today, the once bustling mining towns are go

  • Created by: Sustainable Contra Costa
 

  • Earth Day in Kensington

  • Apr 26, 2026 from 10:00am to 1:00pm
  • Location: Arlington Community Church
  • Description:

    Local organizations are coming together in Kensington to celebrate Earth Day! Come enjoy hands-on activities for all ages and opportunities to learn and engage on Sunday, April 26th, at Arlington Community Church (52 Arlington Avenue) from 10:00 a.m.

  • Created by: Sustainable Contra Costa
 

  • Earth Day 2026 in Lafayette

  • Apr 26, 2026 from 11:00am to 2:00pm
  • Location: Lafayette Plaza Park
  • Description:

    Sustainable Lafayette will be hosting a free Earth Day Festival to celebrate our beautiful town and local environment. Lafayette Earth Day will be April 26, 11am-2pm, at the Plaza Downtown (3530 Plaza Way). Activities will include family-friendly act

  • Created by: Sustainable Contra Costa