This is a list of regions in the U.S. state of Oregon.


Region Location Map Principal communities Population Notes
Central Oregon Deschutes, Crook, Jefferson counties
Central Oregon.svg
Bend, Redmond, Madras, Prineville 219,564
(2015 est.)[1]
Minimal definition. Sometimes includes north to the Columbia River and south to the border with California.
Eastern Oregon Baker, Grant, Harney, Malheur, Morrow, Umatilla, Union, Wallowa counties
Eastern Oregon.png
Hermiston, Pendleton, La Grande, Ontario, Baker City 181,137
(2015 est.)[1]
Minimal definition. Sometimes includes west to the Cascade Range.
Northwest Oregon Clatsop, Columbia, and Tillamook counties
Northwest Oregon.svg
Astoria, St. Helens, Scappoose, Tillamook 113,084
(2015 est.)[1]
Minimal definition. Sometimes includes parts of Washington County.
Southeastern Oregon/Oregon Outback Harney, Klamath, Lake, and Malheur counties
Southeastern Oregon.svg
Klamath Falls, Lakeview, Burns, Ontario 111,425
(2015 est.)[1]
Southern Oregon Douglas, Jackson, Josephine, and Klamath counties
Southern Oregon.svg
Medford, Grants Pass, Roseburg, Klamath Falls 471,013
(2015 est.)[1]
Minimal definition. Sometimes includes Coos, Curry, and Lake counties.
Western Oregon West of the Cascades, Lane County and north
Regions of Oregon.svg
Portland, Salem, Eugene 3,010,021
(2015 est.)[1]
Minimal definition. Sometimes includes Southern Oregon. Area on the map highlighted in blue.
Applegate Valley Southwestern Jackson and eastern Josephine counties along the Applegate River
Applegate River Watershed.png
Applegate, Ruch Not available
Cascade Range Cascade Mountains
N/A Not available
Catlow Valley Southwestern Harney County
Map of Catlow Valley, Oregon.jpg
Blitzen (formerly) Not available
Columbia Plateau Northeastern area around the Columbia River
PacificNW volcanics.png
Hermiston, Hood River, Pendleton, The Dalles, Milton-Freewater Not available Area on the map highlighted in green. Partly in Washington.
Columbia River Gorge Parts of Multnomah, Hood River, and Wasco counties
Wpdms nasa topo columbia river gorge.jpg
Hood River, The Dalles Not available
Eagle Valley Eastern Baker County
Eagle Valley location in Baker County, Oregon.png
Richland, New Bridge, Sparta Not available
French Prairie Northern Marion County
French Prairie.png
Woodburn, Aurora, Butteville, Donald, Gervais, Hubbard, Saint Louis, St. Paul Not available
Goose Lake Valley Southern Lake County
Goose Lake Valley, Oregon.PNG
Lakeview 7,829
(Lake County 2015 est.)[1]
Partly in California.
Harney Basin Northern and central Harney County
Wpdms shdrlfi020l harney basin.jpg
Burns, Hines 7,200
(Harney County 2015 est.)[1]
High Desert Southeastern Oregon
Map of Oregon High Desert Country.jpg
Bend, Burns, Lakeview, Prineville, Redmond Not available
Hood River Valley Hood River County
Map of Oregon highlighting Hood River County.svg
Hood River 23,137
(Hood River County 2015 est.)[1]
Klamath Basin Southern Klamath County
Klamath Basin.jpg
Klamath Falls, Altamont 66,016
(Klamath County 2015 est.)[1]
Also extends into California.
Mount Hood Corridor Clackamas County along U.S. 26
Map of the Mount Hood Corridor.png
Government Camp, Mount Hood Village, Sandy Not available
Oregon Coast Areas bordering the Pacific Ocean
Oregon Coast.png
Astoria, Tillamook, Lincoln City, Newport, Florence, Coos Bay, Brookings Not available Itself divided into three sub-regions, highlighted on map.
Portland metropolitan area Area around Portland
Portland metro area.png
Portland, Gresham, Hillsboro, Beaverton 1,918,394
(2015 est.)[1][2]
Also includes parts of Southwest Washington
Rogue Valley Along the Rogue River in Jackson and Josephine counties
Map of Oregon highlighting Rogue Valley.png
Medford, Ashland, Grants Pass 297,312
(Jackson/Josephine counties, 2015 est.)[1]
Treasure Valley Along the Snake River in northeastern Malheur County
Treasure Valley.png
Ontario, Nyssa, Vale Not available Mostly in Idaho.
Trout Creek Mountains Southern Malheur and Harney counties
No image.svg
McDermitt Not available Partly in Nevada.
Tualatin Valley Along the Tualatin River in Washington and Clackamas counties
Wpdms shdrlfi020l tualatin river.jpg
Tigard, Tualatin, Sherwood, Beaverton, Aloha, Hillsboro, Forest Grove, West Linn Not available
Umpqua Valley Douglas County
Umpqua River watershed.png
Roseburg Not available
Wallowa Valley Wallowa County along the Wallowa River
Map of Oregon highlighting Wallowa County.svg
Enterprise, Joseph, Lostine, Wallowa 6,856
(Wallowa County 2015 est.)[1]
Warner Valley Southeastern Lake County around the Warner Lakes
Warner Valley, Oregon.PNG
Adel, Plush Not available
Willamette Valley Area along the Willamette River
Portland, Salem, Albany, Corvallis, Eugene Not available

See also


  1. ^ a b c d e f g h i j k l m "County Totals Dataset: Population, Population Change and Estimated Components of Population Change: April 1, 2010 to July 1, 2015". Archived from the original on July 8, 2016. Retrieved July 2, 2016.
  2. ^ Not including Washington areas of the metropolitan area.