Columbia
The Columbia Section serves a crescent of counties including Benton, Chelan, Douglas, Franklin, Kittitas, Klickitat, Okanogan, and Yakima.
Board of Directors
| President | Connie Krueger, AICP City of Leavenworth |
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| President-elect | Bob Spaulding | |
| Secretary | Open | |
| Treasurer | Joseph Schiessl, AICP City of Richland |
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| Chelan County Representative | Nate Pate, AICP City of Leavenworth |
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| Columbia County Representative | Open | |
| Douglas County Representative | Open | |
| Grant County Representative | Open | |
| Franklin County Representative | Open | |
| Kittitas County Representative | Christina Wollman Kittitas County |
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| Klickitat County Representative | Open | |
| Yakima County Representative | Open | |
| Walla Walla County Representative | Gary Mabley, AICP City of Walla Walla |
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| Okanogan County Representative | Ben Rough Okanogan County |
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| Education Coordinator | Christina Wollman Kittitas County |
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| Professional Development Coordinator | Anne Knapp The Governor's Office of Regulatory Assistance |
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| Legislative Liaison | Lilith Yanagimachi, AICP Chelan County |
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| Public Information Officer | Open | |
| Communications Officer | Open | |