At the Spring Mill Road intersection, the route becomes township-maintained and winds its way southeast. The road heads through the community of Gladwyne, where it passes homes and a few businesses, before it crosses Mill Creek and makes a turn to the north and a curve southeast in forested areas. At Hollow Road, PA 23 becomes state-maintained again and winds southeast through more wooded residential areas.
At the Spring Mill Road intersection, the route changes from township to township-maintained roads and travels southeast. It passes through Gladwyne, with its homes and businesses before crossing Mill Creek and turning north and curving southeast into forested areas. At Hollow Road, PA 23 becomes state-maintained again and winds southeast through more wooded residential areas.