4th federal electoral district of San Luis Potosí
Federal electoral district of Mexico
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The 4th federal electoral district of San Luis Potosí (Spanish: Distrito electoral federal 04 de San Luis Potosí) is one of the 300 electoral districts into which Mexico is divided for elections to the federal Chamber of Deputies and one of seven such districts in the state of San Luis Potosí.[1]
| San Luis Potosí's 4th | |
|---|---|
Chamber of Deputies of Mexico | |
.png) 4th district since 2023 | |
| Incumbent | |
| Member | Francisco Adrián Castillo Morales |
| Party | ▌Morena |
| Congress | 66th (2024–2027) |
| District | |
| State | San Luis Potosí |
| Head town | Ciudad Valles |
| Coordinates | 21°59′N 99°01′W |
| Covers | 12 municipalities |
| PR region | Second |
| Precincts | 333 |
| Population | 419,880 (2020 Census) |
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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 second region.[2][3]
The current member for the district, elected in the 2024 general election, is Francisco Adrián Castillo Morales of the National Regeneration Movement (Morena).[4][5]
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,[6] the 4th district shares the eastern portion of the state with the 7th district. It covers 333 electoral precincts (secciones electorales) across 12 of the state's municipalities:[7]
- Alaquines, Cárdenas, Ciudad del Maíz, Ciudad Valles, Ébano, Rayón, San Vicente Tancuayalab, Santa Catarina, Tamasopo, Tamuín, Tanquián de Escobedo and El Naranjo.
The district's head town (cabecera distrital), where results from individual polling stations are gathered together and tallied, is at Ciudad Valles. The district reported a population of 419,880 in the 2020 Census.[1]
Previous districting schemes
| 1974 | 1978 | 1996 | 2005 | 2017 | 2023 | |
|---|---|---|---|---|---|---|
| San Luis Potosí | 5 | 7 | 7 | 7 | 7 | 7 |
| Chamber of Deputies | 196 | 300 | ||||
| Sources: [1][8][9][10] | ||||||
2017–2022
- Between 2017 and 2022, the district was further east within the state. It covered seven municipalities: Ciudad Valles, Ébano, San Vicente Tancuayalab, Tamasopo, Tamuín, Tanquián de Escobedo and El Naranjo. The head town was at Ciudad Valles.[11][10]
2005–2017
- Under the 2005 districting plan, the district had its head town at Ciudad Valles and it covered eight municipalities: Ciudad Valles, Ébano, El Naranjo, San Vicente Tancuayalab, Santa Catarina, Tamasopo, Tamuin and Tanquián de Escobedo.[12][13]
1996–2005
- From 1996 to 2005, the district had its head town at Ciudad Valles and it covered nine municipalities: the same eight as in the 2005 scheme, plus Tanlajás.[14][13]
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, San Luis Potosí's seat allocation rose from five to seven.[8] The fourth district's head town was at Ciudad del Maíz and it covered the municipalities of Alaquines, Aquismón, Armadillo de los Infante, Cárdenas, Cerritos, Cerro de San Pedro, Ciudad del Maíz, Guadalcázar, Lagunillas, Rayón, San Ciro de Acosta, Santa Catarina, Tamasopo and Villa Juárez.[15]
Deputies returned to Congress
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| Election | Deputy | Party | Term | Legislature | |
|---|---|---|---|---|---|
| 1916 | Rafael Nieto Compeán[16][17] Cosme Dávila[18] |
1916–1917 | Constituent Congress of Querétaro | ||
| ... | |||||
| 1967 | Guillermo Fonseca Álvarez[19][a] Fausto Zapata Loredo[21] |
 |
1967 1967–1970 |
47th Congress | |
| 1970 | Luis Tudón Hurtado[22] | |
1970–1973 | 48th Congress | |
| 1973 | Vicente Ruiz Chiapeto[23] | |
1973–1976 | 49th Congress | |
| 1976 | Héctor González Lárraga[24] | |
1976–1979 | 50th Congress | |
| 1979 | Ángel Martínez Manzanares[25] | |
1979–1982 | 51st Congress | |
| 1982 | Gerardo Ramos Romo[26] | |
1982–1985 | 52nd Congress | |
| 1985 | Rosa María Armendáriz Muñoz[27] | |
1985–1988 | 53rd Congress | |
| 1988 | Miguel de J. Martínez Castro[28] | |
1988–1991 | 54th Congress | |
| 1991 | Jesús Mario del Valle Fernández[29] | |
1991–1994 | 55th Congress | |
| 1994 | Antonio Rivera Barrón[30] | |
1994–1997 | 56th Congress | |
| 1997 | Antonio Esper Bujaidar[31] | |
1997–2000 | 57th Congress | |
| 2000 | José Manuel Medellín Milán[32] | |
2000–2003 | 58th Congress | |
| 2003 | José María de la Vega Lárraga[33] |  |
2003–2006 | 59th Congress | |
| 2006 | David Lara Compeán[34] | |
2006–2009 | 60th Congress | |
| 2009 | Delia Guerrero Coronado[35] | |
2009–2012 | 61st Congress | |
| 2012 | Jorge Terán Juárez[36] | |
2012–2015 | 62nd Congress | |
| 2015 | Cándido Ochoa Rojas[37] |  |
2015–2018 | 63rd Congress | |
| 2018[38] | José Ricardo Delsol Estrada[39] | |
2018–2021 | 64th Congress | |
| 2021[40] | Antolín Guerrero Márquez[41] |  |
2021–2024 | 65th Congress | |
| 2024[4] | Francisco Adrián Castillo Morales[5] | |
2024–2027 | 66th Congress | |
Presidential elections
| Election | District won by | Party or coalition | % |
|---|---|---|---|
| 2018[42] | Andrés Manuel López Obrador |   Juntos Haremos Historia |
54.0019 |
| 2024[43] | Claudia Sheinbaum Pardo | Sigamos Haciendo Historia |
66.2728 |