Yellowstone County is located in the state of Montana, primarily known for its largest city, Billings. Established in 1883, it covers an area of approximately 2,600 square miles and features a mix of urban and rural landscapes. The county is named after the Yellowstone River, which flows through the region. The county is home to various recreational opportunities, including parks, hiking trails, and access to the nearby Yellowstone National Park. It has a diverse economy, with sectors such as healthcare, agriculture, and energy playing significant roles. Yellowstone County also hosts several annual events that celebrate its culture and community.