Data Disclaimer: Water level data is provided by USGS and NOAA for informational purposes only. Verify conditions on-site before any water activities.
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Riley Lake is a 30-acre recreational lake located south of Arlington in Snohomish County, Washington. The public boat launch features a gravel ramp and is situated near the south end of the lake, providing convenient access for kayakers, canoeists, and motorboaters. Restroom facilities are available at the access site. The lake is open year-round to pedestrians and paddlers, though vehicle access is restricted to regulated sport fishing seasons.
The lake offers pleasant paddling conditions with a maximum depth of 13.7 meters (45 feet) and an average depth of 6.7 meters (22 feet), making it suitable for various water activities. Directions to the site are straightforward: from Arlington, take Highway 530 East to Jim Creek Road, then turn left onto Lake Riley Road. Note that there are no ADA facilities available at this access point. The site is day-use only with no camping available; be prepared to launch and conclude your outing the same day.