Hermiston Flag

Hermiston

County:
Umatilla County
County Seat:
No
Area (mi²):
8.643
State:
Oregon

Hermiston is a city located in Umatilla County, Oregon. Hermiston has a 2026 population of 19,746. Hermiston is currently growing at a rate of 0.63% annually and its population has increased by 1.46% since the most recent census, which recorded a population of 19,461 in 2020.

19.7K
Total Population
2,285
Density (mi²)
123 0.63%
Growth

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)