The 5th federal electoral district of Oaxaca () is one of the 300 electoral districts into which Mexico is divided for elections to the federal Chamber of Deputies and one of 10 such districts in the state of Oaxaca.
It elects one deputy to the lower house of Congress for each three-year legislative period 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 third region.
The current member for the district, re-elected in the 2024 general election, is Carol Antonio Altamirano of the National Regeneration Movement (Morena).
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 5th district covers 202 precincts () across 32 of the state's municipalities. The link provides a complete list of the municipalities covered.
The head town (), where results from individual polling stations are gathered together and tallied, is the port city of Salina Cruz on the Isthmus of Tehuantepec. The district reported a population of 366,861 in the 2020 census and, with Indigenous and Afrodescendent inhabitants accounting for over 64% of that total, it is classified by the INE as an indigenous district.
Previous districting schemes + Evolution of electoral district numbers 1974 1978 1996 2005 2017 2023 Oaxaca 9 10 11 11 10 10 Chamber of Deputies 196 300Sources:
2017–2022 Oaxaca's 11th district was dissolved in the 2017 redistricting process. Under the 2017 to 2022 scheme, the 5th district had its head town at Salina Cruz and it covered 45 municipalities. The link provides a complete list of the municipalities covered.
2005–2017 Between 2005 and 2017, the district's head town was at Santo Domingo Tehuantepec, also in the Istmo de Tehuantepec region, and it comprised 26 municipalities. The link provides a complete list of the municipalities covered. The link contains comparative maps of the 2005 and 1996 schemes.
1996–2005 Between 1996 and 2017, Oaxaca's seat allocation was increased to 11. Under the 1996 districting plan, the head town was at Santo Domingo Tehuantepec and it covered 33 municipalities. The link provides a complete list of the municipalities covered.
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 that plan, Oaxaca's seat allocation rose from nine to ten. The 5th district had its head town at Huautla de Jiménez in the Cañada region. The link provides a complete list of the municipalities covered.
Deputies returned to Congress
+ Oaxaca's 5th district Election Deputy Party Term Legislature ...1928Jorge Meixueiro Hernández1928–193033rd Congress ...19791979–198251st Congress19821982–198552nd Congress1985Rodolfo Linares González1985–198853rd Congress1988Diódoro Carrasco Palacios1988–199154th Congress1991Armando David Palacios García1991–199455th Congress1994Virginia Hernández Hernández1994–199756th Congress19971997–200057th Congress2000Bulmaro Rito SalinasEdith Escobar Camacho2000–20022002–200358th Congress2003Sofía Castro Ríos2003–200659th Congress2006Carlos Altamirano Toledo2006–200960th Congress2009Sofía Castro Ríos2009–201261st Congress2012Carol Antonio Altamirano2012–201562nd Congress20152015–201863rd Congress2018Carol Antonio Altamirano2018–202164th Congress2021Carol Antonio Altamirano 2021–202465th Congress2024Carol Antonio Altamirano2024–202766th Congress
Presidential elections + Oaxaca's 5th district Election District won by Party or coalition % 2018Andrés Manuel López Obrador Juntos Haremos Historia 74.18502024Claudia Sheinbaum Pardo Sigamos Haciendo Historia 85.0526
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