Columbia County, Washington, United States

Overview of Columbia County

• Name:
  Columbia County
• Place Type:
  County
• Located In:
  Washington, United States
  
• County Seat:
  Dayton
• Coordinates:
  Latitude:46.299864046° 17' 59.5"N

  Longitude:-117.9343772117° 56' 03.8"W
• Population:
  4,024
• Elevation:
  630 m
• Surrounding Counties:
  • Whitman NE
  • Garfield NE
  • Wallowa (Oregon) SE
  • Umatilla (Oregon) SW
  • Walla Walla W
  • Franklin W
• Histopolis Place ID:
  151212899
• Updated May 7, 2020