Hermiston is a city in
Umatilla County,
Oregon,
United States, near the junction of
I-82 and
I-84.
U.S. Route 395 also goes through the center of the city. Hermiston is south of the
Columbia River,
Lake Wallula, and the
McNary Dam. The population was 16,745 at the
2010 census, which made it the largest city in Umatilla County (and in
Eastern Oregon overall). Hermiston is one of the two principal cities of the
Pendleton-Hermiston Micropolitan Statistical Area, a
micropolitan area that covers
Morrow and Umatilla counties and had a combined population of 87,062 at the
2010 census. The Hermiston area has become a transportation and logistics hub due to the proximity of the I-82 and I-84 interchange, and central location between the major
Pacific Northwest metropolitan areas. The city is also known for its watermelons, which are part of its branding.