The Shire is governed and administered by the Mansfield Shire Council; its seat of local government and administrative centre is located at the council headquarters in Mansfield. The Shire is named after the main urban settlement located in the north of the LGA, that is Mansfield, which is also the LGA's most populous urban centre with a population of 4,360.
The council is composed of four wards and five councillors, with two councillors elected to represent the Mansfield Ward and one councillor per remaining ward elected to represent each of the other wards.
The council meets in the council chambers at the council headquarters in the Mansfield Municipal Offices, which is also the location of the council's administrative activities. It also provides customer services at its administrative centre in Mansfield.