 The road leaves Millheim for Haines Township and turns to the east, passing through the residential community of Aaronsburg as Aaron's Square.The route leaves Aaronsburg and becomes Penns Valley Road, heading east through agricultural areas with some woods and homes and passing through the community of Fiedler.PA 45 continues through rural land and passes to the north of Woodward Camp before it curves southeast and runs through the residential community of Woodward.