Columbia County, WA

341 E Main St
County Courthouse
Dayton, WA 99328-1361
Phone: (509)382-4541
Website: http://www.columbiaco.com

NACo Member County

County Populations
  1980     1990     2000     2010  
 4,098  4,024  4,064  4,078

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County Seat: Dayton
County Organized: 1875
Square Miles: 868.63
Size of Board: 3
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  • Places in Columbia County
  • Census Bureau Quick Facts
  • Census Bureau Data Sets
  • FEDSTATS
  • Elected County Officials
    Name Position
    Charles Reeves Commissioner, District 3
    Dwight Robanske Commissioner, Chair, District 1
    Mike Talbott Commissioner, District 2
    Rea Culwell Prosecuting Attorney/Coroner
    Walter Hessler Sheriff
    Audrey McLean Treasurer
    Sharon Richter Auditor
    Christine Miller Assessor
    D. Lynne Leseman Clerk

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