The 1st federal electoral district of Michoacán () is one of the 300 electoral districts into which Mexico is divided for elections to the federal Chamber of Deputies and one of 11 such districts in the state of Michoacán.

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, re-elected in the 2024 general election, is Leonel Godoy Rangel of the National Regeneration Movement (Morena).

District territory Michoacán lost its 12th district in the 2023 districting process carried out by the National Electoral Institute (INE). Under the new districting plan, which is to be used for the 2024, 2027 and 2030 federal elections, the 1st district covers 211 precincts () across ten municipalities in the south of the state: Ario, Arteaga, Churumuco, Gabriel Zamora, La Huacana, Lázaro Cárdenas, Múgica, Nuevo Urecho, Parácuaro and Tumbiscatío.

The head town (), where results from individual polling stations are gathered together and tallied, is the port city of Lázaro Cárdenas. The district reported a population of 404,102 in the 2020 census.

Previous districting schemes + Evolution of electoral district numbers 1974 1978 1996 2005 2017 2023 Michoacán 9 13 13 12 12 11 Chamber of Deputies 196 300Sources:

2017–2022 Between 2017 and 2022, the district had almost the same configuration as in the current scheme. Its head town was at Lázaro Cárdenas and it covered nine of the 2023 municipalities, with Ario assigned to the 11th district.

2005–2017 Under the 2005 districting plan, Michoacán lost its 13th district. The 1st district's head town was at Lázaro Cárdenas and it comprised the municipalities of Ario, Arteaga, Churumuco, La Huacana, Lázaro Cárdenas, Múgica, Nuevo Urecho and Tumbiscatío; i.e., the 2023 municipalities, minus Gabriel Zamora and Parácuaro. The link contains comparative maps of the 2005 and 1996 schemes.

1996–2005 Under the 1996 districting plan, the 1st district was located in the north-west of the state. Its head town was the city of La Piedad and it covered 11 municipalities: Briseñas, Churintzio, Ecuandureo, La Piedad, Penjamillo, Purépero, Tanhuato, Tlazazalca, Vista Hermosa, Yurécuaro and Zináparo.

1978–1996 The districting scheme in force from 1978 to 1996 was the result of the 1977 electoral reforms, which increased the number of single-member seats in the Chamber of Deputies from 196 to 300. Under the reforms, Michoacán's district allocation rose from 9 to 13. The 1st district covered the state capital, the city of Morelia.

Deputies returned to Congress

+ Michoacán's 1st district Election Deputy Party Term LegislatureJosé Pilar Ruiz Neri1916–1917Constituent Congressof Querétaro ...1976Nicanor Gómez Reyes1976–197950th Congress1979Marco Antonio Aguilar Cortés1979–198251st Congress19821982–198552nd Congress1985Macario Rosas Zaragoza1985–198853rd Congress1988Octavio Ortiz Melgarejo1988–199154th Congress1991Jorge Mendoza Álvarez1991–199455th Congress1994María Guadalupe Morales Ledesma1994–199756th Congress1997Guadalupe Sánchez Martínez1997–200057th Congress2000Jaime Rodríguez López2000–200358th Congress2003Alejandro Saldaña Villaseñor2003–200659th Congress2006Antonio Soto Sánchez2006–200960th Congress2009Julio César Godoy ToscanoIsrael Madrigal Ceja 2009–20102010–201261st Congress2012Rodimiro Barrera Estrada2012–201562nd Congress2015Salomón Fernando Rosales Reyes2015–201863rd Congress2018Feliciano Flores Anguiano2018–202164th Congress2021Leonel Godoy Rangel2021–202465th Congress2024Leonel Godoy Rangel2024–202766th Congress

Presidential elections + Michoacán's 1st district Election District won by Party or coalition % 2018Andrés Manuel López Obrador Juntos Haremos Historia 66.73542024Claudia Sheinbaum Pardo Sigamos Haciendo Historia 73.0623

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