Montgomery County GreenFest

About

Montgomery County GreenFest is a county-wide environmental festival now in its 10th year, held in Germantown at the BlackRock Center for the Arts. The 2026 edition centers on the county's 250th anniversary with a focus on legacy and collective action — expect live music, exhibits from local nonprofits and watershed groups, and sustainable shopping. The festival draws thousands of county residents and offers strong visibility for vendors aligned with environmental and local-business messaging.

Details

Type

Festival

Season / Event Date(s)

Spring (annual)

Venue

BlackRock Center for the Arts area

Tags

• annual
• family-friendly
• environmental
• exhibitor