All Oregon Counties

Eastern Oregon

Umatilla County, Oregon

County seat: Pendleton

Umatilla County stretches from the Blue Mountains to the Columbia River, covering Pendleton, Hermiston, Umatilla and Milton-Freewater. Agriculture, food processing, wind energy and the Pendleton Round-Up define it.

Cities, Towns & Communities

4 full community guides available in this county.

Attractions

  • Pendleton Round-Up
  • Umatilla River
  • Blue Mountains
  • Tamástslikt Cultural Institute

Parks & Recreation

  • Umatilla National Forest
  • Umatilla River
  • McNary Dam
  • Hermiston Butte

Transportation

I-84 and US 395 serve the county, with Amtrak's Empire Builder stopping in Pendleton and Hermiston.

OROregon Directory

Oregon Business Directory — connecting local businesses and communities throughout the Beaver State. A business directory Oregon neighbors trust, built by neighbors, for neighbors — one curated listing at a time.

List your business

Reach residents and visitors searching Oregon. Affordable for locally owned businesses.

Apply to be listed

Oregon · The Beaver State

© 2026 Oregon Directory — a community directory