Washington River City Yakima is a city located in the state of Washington. It is situated along the Yakima River, which is a tributary of the Columbia River. The city has a population of over 100, 000 and is the county seat of Yakima County. Yakima is known for its agricultural production, including apples, hops, and wine grapes. It is also home to several universities and colleges, making it an important educational center in the region. Yakima is a popular destination for outdoor recreation, with many parks, trails, and riverside activities available.