Whistle Lake is a small lake located within city limits in Anacortes Community Forest Lands southeast of central Anacortes, Washington. Though not directly accessible by vehicle, Whistle Lake attracts thousands of visitors each year. The lake may be reached by driving to the trailhead off Whistle Lake Road and hiking or bicycling 1.3 miles along a dirt tr…Whistle Lake is a small lake located within city limits in Anacortes Community Forest Lands southeast of central Anacortes, Washington. Though not directly accessible by vehicle, Whistle Lake attracts thousands of visitors each year. The lake may be reached by driving to the trailhead off Whistle Lake Road and hiking or bicycling 1.3 miles along a dirt track.