Dover downs parlay 1131 N Dupont Hwy Dover, DE 19901 Entries & Results Do you need timely information regarding horse racing entries at Dover Downs Hotel & Casino®? Are you looking for the latest horse racing results? You have come to the right place. This page will serve as your portal to the United States Trotting Association website. With just a few mouse clicks, you can find everything you need to know about horse racing entries and results at our track, as well as harness racing venues throughout the USA.