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Columbia County Map, Oregon

by Vishul Malik

Facts about Columbia County County Columbia State Oregon Country USA Population – 2015 49,600 More Maps of Columbia County Columbia County Map, Wisconsin Columbia County Map, Florida Columbia County Map,…


Columbia County Map, Oregon

Facts about Columbia County

County Columbia
State Oregon
Country USA
Population – 2015 49,600

More Maps of Columbia County

Columbia County is located in southeastern Washington. The county was created on November 11, 1875, and is named after the Columbia River. Covering an area of 873 square miles, it is the third least populous county in Washington. Dayton is the county seat and its largest city. The county borders Whitman County to the north, Walla Walla and Garfield counties to the west and east respectively, and the Oregon state line to the south.

The northern portion of Columbia County features rolling hills and the Snake River Valley whereas, the terrain is rugged and forested to the south where the Blue Mountains rise up to 6,401 feet. Dayton is home to the oldest surviving train depot (1881) and the oldest working courthouse (1887) in Washington. The well-preserved Downtown Dayton Historic District includes 29 buildings in a four-block area. State Route 261 and U.S. Route 12 are the primary highways in the county. Ski Bluewood in Umatilla National Forest, Lewis and Clark Trail State Park, and Camp Wooten Retreat Center are popular places to visit in Columbia County.

MOW.DT.12.19.16

List of Counties in Oregon

County Name County Seat/Capital State 2010 pop. Area-km Area-mi
Baker Baker Oregon 16,134 7,947 3,068
Benton Corvallis Oregon 85,579 1,751 676
Clackamas Oregon City Oregon 3,75,992 4,844 1,870
Clatsop Astoria Oregon 37,039 2,147 829
Columbia Saint Helens Oregon 49,351 1,703 657
Coos Coquille Oregon 63,043 4,134 1,596
Crook Prineville Oregon 20,978 7,716 2,979
Curry Gold Beach Oregon 22,364 4,215 1,627
Deschutes Bend Oregon 1,57,733 7,817 3,018
Douglas Roseburg Oregon 1,07,667 13,043 5,036
Gilliam Condon Oregon 1,871 3,120 1,205
Grant Canyon City Oregon 7,445 11,729 4,529
Harney Burns Oregon 7,422 26,245 10,133
Hood River Hood River Oregon 22,346 1,352 522
Jackson Medford Oregon 2,03,206 7,209 2,784
Jefferson Madras Oregon 21,720 4,612 1,781
Josephine Grants Pass Oregon 82,713 4,247 1,640
Klamath Klamath Falls Oregon 66,380 15,387 5,941
Lake Lakeview Oregon 7,895 21,080 8,139
Lane Eugene Oregon 3,51,715 11,793 4,553
Lincoln Newport Oregon 46,034 2,538 980
Linn Albany Oregon 1,16,672 5,931 2,290
Malheur Vale Oregon 31,313 25,609 9,888
Marion Salem Oregon 3,15,335 3,062 1,182
Morrow Heppner Oregon 11,173 5,262 2,032
Multnomah Portland Oregon 7,35,334 1,117 431
Polk Dallas Oregon 75,403 1,919 741
Sherman Moro Oregon 1,765 2,133 824
Tillamook Tillamook Oregon 25,250 2,856 1,103
Umatilla Pendleton Oregon 75,889 8,328 3,216
Union La Grande Oregon 25,748 5,275 2,037
Wallowa Enterprise Oregon 7,008 8,149 3,146
Wasco The Dalles Oregon 25,213 6,168 2,382
Washington Hillsboro Oregon 5,29,710 1,876 724
Wheeler Fossil Oregon 1,441 4,441 1,715
Yamhill McMinnville Oregon 99,193 1,854 716

 

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