Columbia County Local Governments
Note: This list contains known special districts. Information is from multiple sources. Jurisdictions are encouraged to assist in updating this page by contacting MRSC.
- Land Area 868.8 Sq. Mi.
Cities/Towns
- Dayton
- Starbuck
Special Purpose Governments
Conservation District - Columbia Conservation District (all lands in Columbia county including city of Dayton and Starbuck)
Fire Districts
- Columbia County Fire District No. 1 (125 Sq. mi., provides services to Starbuck)
- Walla Walla and Columbia County Joint Fire District No. 2 (Waitsburg)
- Columbia County Fire District No. 3, Dayton (275 sq mi.)
Flood District - Waitsburg Coppi Flood Control District (portions of Touchet River and Coppei Creek in Columbia and Walla Walla Counties)
Health District - Columbia County Public Health District
Hospital District - Columbia County Hospital District No. 1 (County-wide, also effective as of 1996 in Walla Walla County whose boundary is contiguous with the Waitsburg School District. Facilities include Dayton General Hospital, a nursing home, an assisted living facility, a clinic, and a home health agency in Dayton and a clinic in Waitsburg)
Irrigation Districts
- Hearn Irrigation District - Also known as Hearn Irrigation Ditch
- Touchet Valley Irrigation District No. 16 (parts of Columbia and Walla Walla Counties)
- West End Irrigation District (RCW 87.03.005) - Also know as West End Irrigation Ditch
Library District - Columbia County Rural Library District (2005)
Mosquito Control District - Columbia County Mosquito Control District
Parks & Recreation District - Prescott Joint Park and Recreation District - runs a pool and maintains a park
Port District - Port of Columbia
School Districts
- Dayton School District No. 2
- Starbuck School District No. 035
Transportation
- Columbia Transportation Authority - Columbia County Public Transportation