The mission of the Washington County Republican Committee is to promote the republican form of representative government afforded by a Constitutional Republic, thus encouraging community participation, and to uphold Constitutional principles and platforms of The Republican Party. The Washington County Republican Central Committee will endeavor to build and strengthen the Republican Party from the grassroots up and to elect Republican candidates.

The WCRCC shall serve as the governing body of the  Washington County Republican Party and as such shall establish all policy and functions of the Washington County Republican Party in so far as they are consistent with the rules and regulations of the Idaho State Central Committee and Idaho State Law. The WCRCC shall facilitate cooperation among Washington County Republican Party members and shall advise the Idaho Republican Party regarding the development of policies and functions.