Located on 26 acres of private grounds on the banks of the Yakima River in downtown Prosser, our venue is the perfect outdoor setting to host your wedding weekend. Our guests enjoy full access to the property and it's amenities, including exceptional outdoor spaces, gracious accommodations in our ranch house, a bridal suite, and river deck. The Prosser River Ranch boasts the ability to host up to 500 guests making us one of the most flexible venues in the Yakima Valley. With views of the Horse Heaven Hills and the Old Prosser Bridge, you won't want your beautiful day to end!