River Jam is made possible through community support, and sponsorship opportunities are available for businesses and organizations looking to connect with attendees and showcase their brand. Learn more at heartofbiddeford.org/sponsorships.
If your group is interested in joining us during the day at River Jam, please complete an application form by June 22, 2026.
Community Booths will be set up from 12:00–4:00 PM. These booths are intended for non-profit organizations and groups or businesses that provide free activities, resources, or informational materials to attendees.
If you are interested in joining us as a maker/vendor at the River Jam Maker’s Market, please complete an application form by June 22, 2026.
We will prioritize handcrafted products in our makers selection. Local retail/service businesses who wish to vend at River Jam are also welcome to apply using this form.
We encourage all festival attendees to help us reduce River Jam’s impact on the environment by considering greener modes of transportation, like biking or public transit. For those who will be carpooling or driving, please read below for parking information.
Public parking lots in the downtown, as well as the Pearl Street Parking Garage, are operated by Premium Parking. Hourly parking can be purchased from parking kiosks located in each lot, as well as via the Premium Parking app, TextPay® or CameraPay® . The cost to park in any of these lots or in the garage is $2 per hour. Parking permits are registered by license plate number.