What was the 2010 population of the county that is home to the College of the Siskiyous?
Siskiyou County, California Siskiyou County is a county in the northernmost part of the U.S. state of California. As of the 2010 census, the population was 44,900. Its county seat is Yreka.
Island City, Oregon Island City is a city in Union County, Oregon, United States. Its name originated from the city's location on an island between the Grande Ronde River and a nearby slough. However, the slough was later diverted, removing the city's island status. The population was 989 at the 2010 census.