District 18 (Chamber of Deputies of Chile)

District 18 (Spanish: Distrito 18) is one of the 28 multi-member electoral districts of the Chamber of Deputies, the lower house of the National Congress, the national legislature of Chile. The district was created by the 2015 electoral reform and came into being at the following general election in 2017. It consists of the communes of Cauquenes, Chanco, Colbún, Linares, Longaví, Parral, Pelluhue, Retiro, San Javier, Villa Alegre and Yerbas Buenas in the region of Maule. The district currently elects four of the 155 members of the Chamber of Deputies using the open party-list proportional representation electoral system. At the 2021 general election the district had 307,618 registered electors.