Mantua Township is governed under the Township form of New Jersey municipal government, one of 141 municipalities (of the 564) statewide that use this form, the second-most commonly used form of government in the state.Inventory of Municipal Forms of Government in New Jersey, Rutgers University Center for Government Studies, July 1, 2011. Accessed November 18, 2019. The Township Committee is comprised of five members, who are elected directly by the voters at-large in partisan elections to serve three-year terms of office on a staggered basis, with either one or two seats coming up for election each year as part of the November general election in a three-year cycle.2012 New Jersey Legislative District Data Book, Rutgers University Edward J. Bloustein School of Planning and Public Policy, March 2013, p. 19."Forms of Municipal Government in New Jersey", p. 7. Rutgers University Center for Government Studies. Accessed June 3, 2015. At an annual reorganization meeting, the Township Committee selects one of its members to serve as Mayor and another as Deputy Mayor.
