Delaware Route 15 (DE 15) is a state highway in the U.S. state of Delaware. The route runs from DE 14 west of Milford in Kent County to DE 71/DE 896 in Summit Bridge, New Castle County, just south of the Summit Bridge over the Chesapeake & Delaware Canal. DE 15 winds a path through many rural sections of Delaware, turning along many different roads. Most of the route, with the exception of the southern part of the route from Milford to Canterbury, runs to the west of U.S. Route 13 (US 13). DE 15 runs through the western outskirts of several cities and towns, including Wyoming, Dover, Clayton, and Middletown. The route intersects DE 12 near Felton, US 13 in Canterbury, DE 10 near Camden, DE 8 in Dover, DE 42 in Seven Hickories, DE 300 and DE 6 in the Clayton area, DE 299 in Middletown, and DE 286 near Summit Bridge.