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Home: Welcome
Solar Panels in Mountains

GreenTown since 2009

Cultivating Sustainable Communities

2000+
Residents
1500+
Youth Participants
10000+
Volunteer Hours
50+
Projects
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Make your Next Party ECO-FRIENDLY

Looking to borrow Reusable Party Packs from GreenTown Los Altos? 

UPCOMING EVENTS

  • Cleaner Stormwater, Cleaner Bay
    Cleaner Stormwater, Cleaner Bay
    Wed, Jun 18
    Jun 18, 2025, 7:00 PM – 8:30 PM
    Online Webinar
    Did you know that stormwater is a significant polluter of the San Francisco Bay? Join us as we learn how policy and nature-based solutions are helping keep pollution out of the bay. Find out how you can be part of the solution!
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  • Summer Solstice Night Bike Ride - 2025
    Summer Solstice Night Bike Ride - 2025
    Sat, Jun 21
    Jun 21, 2025, 7:00 PM – 9:30 PM PDT
    Los Altos Community Center, 97 Hillview Ave, Los Altos, CA 94022, USA
    Join GreenTown Los Altos on a 15-mile night bike ride to watch the sunset at Bay Lands!
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