- Snohomish, located in Snohomish County, is a small town of 9,000 residents, picturesquely sited on the slope of the north bank of its namesake river. Flowing northwest, the Snohomish River begins six miles upstream at the confluence of the Snoqualmie and Skykomish rivers, near present-day Monroe, and ends some 12 miles downstream where it empties into Port Gardner Bay (part of Puget Sound) between Everett and Marysville…