- Clark Island is a 55-acre park on the Strait of Georgia. It has 11,000 feet of saltwater shoreline with nine moorage buoys.
There are eight campsites, two picnic sites with fire rings, and two vault toilets on the island. The island has no drinking water, and park visitors must remove their own garbage
Recreation - Activities in the park include primitive camping, picnicking, saltwater fishing, hiking, scuba diving and clam digging.
Climate - Washington's climate varies with each region. Clark Island State Park is located in the San Juan Islands, an area "protected" by surrounding ocean waters and mountain ranges. Temperatures are consistently moderate, rarely topping 80 degrees in the summer and rarely falling below 30 degrees in the winter.
Annual rainfall averages 29 inches, approximately half that of Seattle. In the summer months, and especially during September and early October, the islands may go for weeks without a cloud in the sky. Snowfalls occur once or twice a year and usually total only one or two inches. Northeast winds may cause temperature extremes.
Island tides range over 14 feet. The extreme low tide of 4.0 feet to the extreme high tide of over 10 feet.
Clark Island State Park is 1.75 miles northeast of Orcas Island in San Juan County. It is accessible by boat only.