Prosser Harvest Festival — Prosser

1230 Bennett Ave, Prosser, WA 99350,WA,US

The final full weekend of September brings a lively lineup to Prosser, WA, with the Great Prosser Balloon Rally and the Harvest Festival taking place together from September 25-27.

Event dates: 09/25/2026 - 09/27/2026

Farm Fresh Fun and Produce

The Harvest Festival combines food, music, shopping, and community activities in downtown Prosser. Begin the day with the early morning balloon launch at the airport, then head downtown to browse unique, handcrafted, and one-of-a-kind vendors.

Food vendors serve a variety of tasty treats, while live music fills the stage on Friday & Saturday. During the festival, Historic Downtown also presents the Street Painting Festival on the downtown streets. The event welcomes visitors to enjoy the weekend in Prosser.

Event Categories

• Food Focused
• Live Music
• Festivals
• Market

Event Details

• Location: Prosser
• Address: 1230 Bennett Ave, Prosser, WA 99350
• Hosted by: Prosser Chamber of Commerce