Hermiston is a city located in Umatilla County, Oregon, in the United States. With a population of 20,322, it serves as the largest city in Eastern Oregon. It is also the primary and fastest-growing city within the Hermiston-Pendleton Micropolitan Statistical Area, which represents the eighth largest Core Based Statistical Area in the state.
The city is situated near the junction of Interstate 82 and Interstate 84, approximately 7 miles south of the Columbia River, Lake Wallula, the Washington state line, and the McNary Dam. Due to its strategic location at these highway interchanges, access to the Pacific Northwest fiber-optic backbone, and low power costs, the area has developed into a significant hub for data center activity and logistics.