All bus services are operated by Swan Transit. Duncraig is a reasonably affluent suburb with many "mortgage belt" families. It consistently supports the Liberal Party at both federal and state elections, with the strongest support located in the southeastern part of Duncraig, served by the Davallia Primary polling booth. Duncraig is administered by the City of Joondalup although previously administered by the City of Wanneroo prior to the creation of the City of Joondalup in 1998.