 The two state highways travel north concurrently for one block to Burke Avenue, which SR 530 uses to travel east through downtown Arlington and cross over the Centennial Trail.After leaving downtown Arlington, the highway crosses over the South Fork Stillaguamish River and travels along the river bank near Twin Rivers Park.SR 530 continues northeast and follows the North Fork Stillaguamish River into the rural Arlington Heights area, ascending into the foothills of the Cascade Mountains.