2026 Montgomery County GreenFest - Save the Date - 04.25.2026 from 11:00am - 4:00pm - learn and take action together - cartoon images of cars, people walking across a street, people getting food at vendor stall, tent an girl getting her face painted sitting on the grass. The Montgomery County GreenFest is the largest environmental festival in Montgomery County, MD, and is made possible thanks to a coalition of public, private and nonprofit partners.

Several of MCDOT's Divisions will have information tables at #MCGreenFest on April 25 at the Black Rock Center in #GermantownMD. Be sure to stop by to say 👋 and learn about our programs! ♻️🔗 https://ow.ly/PEz250YwWjY
#weekend Montgomery County Department of Environmental Protection #VisionZeroMC

Save the Date for GreenFest 2026 at BlackRock Center for the Arts in Germantown, MD on April 25, 11 am to 4 pm.

🗓️Save The Date🗓️
Montgomery County, MD Government 's #MCGreenFest is the largest annual #environmental festival in Montgomery County, MD. GreenFest is organized by a coalition of public and non-profit partners.
♻️Website ▶️https://bit.ly/3qsZBcG
Montgomery County Department of Environmental Protection

🌳At #MCGreenFest on Saturday, our Tree Maintenance Division handed out 600 free tree seedlings to residents of @montgomerycountymd.bsky.social.
🌳#DYK residents can request a tree be planted in the right or way online or by calling @311MC311?
🌳▶️ tinyurl.com/yb5bpz7b #arborday @mygreenmc.bsky.social

Another rainy year for #MCGreenFest but the community showed out! So many activities and educational materials for residents of all ages. They’ll be out until 4 PM today! @montgomeryparks.bsky.social @mygreenmc.bsky.social

🌎Happening Now🌎
#MCGreenFest in #WheatonMD. Be sure to stop🛑 by the #MCDOT information tents🎪for #free giveaways and to find out about all of our🟢#green🟢initiatives!
@mygreenmc.bsky.social @natalifg.bsky.social @montgomerycountymd.bsky.social #gogreen #recycle @rideonmct.bsky.social #mdcommuters

#DidYouKnow this year at #MCGreenfest there'll be a #BatteryRecycling ♻️ collection station?
So, pack up👜all your appropriate batteries, bring them to #GreenFest and #recycle♻️them onsite.
⭐Details🔗 tinyurl.com/bdhd3r3v
@montgomerycountymd.bsky.social #EarthMonth @mygreenmc.bsky.social #WheatonMD

Girl in crowd speaking through a megaphone

10th Anniversary of GreenFest flyer. Saturday, April 26 from 11 a.m. - 4 p.m. at 2425 Reedie Drive, Wheaton

T-minus 2 days until GreenFest! We’re recognizing 5 Eco Heroes who are making a difference in their communities! #MCGreenFest

Help @mygreenmc.bsky.social keep the footprint👣of #GreenFest small!
✅Bring a Reusable Water Bottle
✅Bike🚴‍♂️, Take Public Transit🚌🚇, Walk🚶‍♂️, or Carpool🚐to the event.
✅Don’t Forget to Compost & Recycle
✅Use your📲 to access the📋at the #MCGreenFest website▶️ bit.ly/3qsZBcG
@rideonmct.bsky.social #weekend

Join us at the biggest environmental festival in the County #MCGreenFest! GreenFest turns 10 and we're celebrating! Commemorative gifts are available for the first 500 people who sign up at montgomerycountygreenfest.org. Must stop by in person to collect your gift. 🎉