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Properties may be annexed into the City of Walla Walla if the area is within the Urban Growth Boundary for the City and contiguous to the city limits.  Beginning January 1, 2020, the City will accept annexation petitions twice per year only and will charge a new fee, $1,600.  The first petition window is January 1 – 31 and the second window is September 1 – 30. 

Please contact the Development Services Department for any annexation questions or if you are interested in pursuing an annexation.

Annexation Process - Petition Method

Annexation Flowchart

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