The route turns into a divided highway for a short distance at the College Road intersection before becoming undivided. DE 15 turns west to remain on two-lane undivided McKee Road, with Scarborough Road continuing north to US 13 and the DE 1 toll road.
The road transitions into a two-lane highway briefly at the College Road intersection before reverting to an undivided route. DE 15 turns west and stays on McKee Road, which remains a two-lane undivided road, while Scarborough Road continues north to US 13 and the DE 1 toll road.