The Long Way
Sweetwater County

River Festival

Green River, Sweetwater County, Wyoming. Two-day event; August.

Details

Map. Green River, Sweetwater County, Wyoming. Larger map
Where
Expedition Island Park, 475 S 2nd E, Green River, WY. Directions
When
Last held August 14–15, 2026; next year’s date not yet stated.
Fees
Duck race free to spectate; one duck $5 or five ducks $20.
Hours
Festival duck race at noon Saturday, August 15th, 2026.
Access
Festival held at Expedition Island.
Walk-in or reserve
Duck race spectators attend free; entrants need not be present to win.
Phone
(307) 872-6190
Website
grchamber.com
Managed by
Green River Chamber.

Join the Green River Chamber in the celebration of our amazing river! Always the third weekend on August 14th and 15th, we host the River Festival, a fun-packed two-day event! This event has something fun for everyone!