All the chats in Columbia County

  1. Free chat in Dayton
Columbia County

Columbia County is one of the 39 counties of the US state of Washington. By the year 2000, its population was 4,064 inhabitants. Its county seat is in Dayton, which is also the largest city in the county. It takes its name from the Columbia River. Columbia County was created from Walla Walla County on November 11,1875.