The 1st federal electoral district of the State of Mexico () is one of the 300 electoral districts into which Mexico is divided for elections to the federal Chamber of Deputies and one of 40 such districts in the State of Mexico.
It elects one deputy to the lower house of Congress for each three-year legislative session by means of the first-past-the-post system. Votes cast in the district also count towards the calculation of proportional representation ("plurinominal") deputies elected from the fifth region.
The current member for the district, elected in the 2024 general election, is María Luisa Mendoza Mondragón of the Ecologist Green Party of Mexico (PVEM).
District territory Under the 2023 districting plan adopted by the National Electoral Institute (INE), which is to be used for the 2024, 2027 and 2030 federal elections, the 1st district covers 213 electoral precincts () across ten municipalities in the north of the state: Acambay, Aculco, Chapa de Mota, El Oro, Jilotepec, Morelos, Polotitlán, Soyaniquilpan de Juárez, Temascalcingo and Timilpan. The district's head town (), where results from individual polling stations are gathered together and tallied, is the city of Jilotepec de Molina Enríquez.
The district reported a population of 418,923 in the 2020 census. With Indigenous and Afrodescendent inhabitants accounting for over 49% of that number, it is classified by the INE as an indigenous district.
Previous districting schemes + Evolution of electoral district numbers 1974 1978 1996 2005 2017 2023 State of Mexico15 34 36 40 41 40 Chamber of Deputies 196 300 Sources:
Under the previous districting plans enacted by the INE and its predecessors, the 1st district was situated as follows:
2017–2022 In the north-west of the state, covering the municipalities of Acambay, Aculco, Chapa de Mota, Jilotepec, Morelos, Polotitlán, Soyaniquilpan de Juárez, Temascalcingo, Timilpan and Villa del Carbón. The head town was at Jilotepec de Molina Enríquez.
2005–2017 In the north-west of the state, covering the municipalities of Acambay, Aculco, Atlacomulco, Jilotepec, Jocotitlán, Morelos, Polotitlán, Soyaniquilpan de Juárez y Timilpan. The head town was at Jilotepec de Molina Enríquez.
1996–2005 In the north-west of the state, covering the municipalities of Acambay, Aculco, Atlacomulco, Jilotepec, Jocotitlán, Morelos, Polotitlán, Soyaniquilpan de Juárez and Timilpan. The head town was at Atlacomulco. The link contains comparative maps of the 1996 and 2005 schemes.
1978–1996 In the south-west of the state, covering the municipalities of Almoloya de Alquisiras, Amatepec, Coatepec Harinas, Ixtapan de la Sal, Malinalco, Ocuilan, Otzoloapan, San Simón, Sultepec, Tejupilco, Tenancingo, Texcaltitlán, Tlatlaya, Tonatico, Villa Guerrero, Zacazonapan, Zacualpan and Zumpahuacán, with its head town at Tenancingo de Degollado.
Deputies returned to Congress
+ State of Mexico's 1st district Election Deputy Party Term LegislatureAldegundo Villaseñor1916–1917Constituent Congressof Querétaro ...1955José Guadalupe Cisneros Santamaría1955–195843rd Congress ...1979Juan Ugarte Cortés1979–198251st Congress1982Roberto Rubí Delgado1982–198552nd Congress1985Enrique Martínez Orta Flores1985–198853rd Congress1988Sara Esthela Velázquez Sánchez1988–199154th Congress1991Fernando Roberto Ordorica Pérez1991–199455th Congress1994Sergio Ramírez Vargas1994–199756th Congress1997 Lino Cárdenas Sandoval1997–200057th Congress2000Hermilo Monroy Pérez2000–200358th Congress20032003–200659th Congress2006Jesús Alcántara Núñez2006–200960th Congress2009Héctor Eduardo Velasco Monroy2009–201261st Congress2012Miguel Sámano Peralta2012–201562nd Congress2015Édgar Castillo Martínez2015–201863rd Congress20182018–202164th Congress2021Miguel Sámano Peralta2021–202465th Congress2024María Luisa Mendoza Mondragón2024–202766th Congress
Presidential elections + State of Mexico's 1st district Election District won by Party or coalition % 2018Andrés Manuel López Obrador Juntos Haremos Historia 44.14502024Claudia Sheinbaum Pardo Sigamos Haciendo Historia 62.1554
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