Arlington Deaths Today, Plan your summer outings now with the recreation edition of the Arlington Update. Arlington, WA is a picturesque community nestled in the foothills of the Cascade Mountains at the fork of the Stillaguamish River. With year-round activities and a family-friendly, welcoming atmosphere, when it comes to celebrating life, no one does it better than Arlington. . The city lies on the Stillaguamish River in the western foothills of the Cascade Range, adjacent to the city of Marysville. Arlington is a city in northern Snohomish County, Washington, United States, bordered by the city of Marysville to the south. It is part of the Mid-Cities region of the Dallas–Fort Worth–Arlington metropolitan statistical area, and is a principal city of the metropolis and region. Read on Arlington is a city in northern Snohomish County, Washington, United States, part of the Seattle metropolitan area. Arlington Public Schools (APS) is the ninth largest of 15 school districts in Snohomish County. If you are interested in sponsoring a special event in Arlington, please contact the Recreation office at 360-403-3448. 5w, qmxd, xax4, qxqs, xtui, 0ymc, ep5dkx, xhtw, jlzg, 9zt,