Opened in 1999, Dempsey's is the 2nd oldest brewery in the state,. Family run, and a fun atmosphere. From our 21+ Tap lines, house brewed brews ( and Rootbeer / Cream Soda ) to a full menu with made from scratch recipes, a full liquor rail, and 160+ seats, we've got something for everyone. Summer we have deck / outdoor seating. In Winter we have a warm fireplace, and … [Read more...] about #8 Sean Dempsey, Dempsey’s Brewery Restaurant & Pub, Watertown, SD.