The 3rd federal electoral district of Querétaro () is one of the 300 electoral districts into which Mexico is divided for elections to the federal Chamber of Deputies and one of six such districts in the state of Querétaro.

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; since 2024, those elected from the fifth region.

Suspended in 1930, the 3rd district was re-established by the 1977 electoral reforms, which increased the number of single-member seats in the Chamber of Deputies from 196 to 300. Under those reforms, Querétaro's seat allocation rose from two to three. The new district was first contested in the 1979 mid-term election.

The current member for the district, elected in the 2024 general election, is Lorena García Jimeno Alcocer of the National Action Party (PAN).

District territory Under the 2023 districting plan adopted by the National Electoral Institute (INE), which assigned Querétaro an additional seat in Congress and is to be used for the 2024, 2027 and 2030 federal elections, the 3rd district covers 185 precincts () across a portion of the municipality of Querétaro.

The head town (), where results from individual polling stations are gathered together and tallied, is the state capital, Santiago de Querétaro. The district reported a population of 420,281 in the 2020 census.

Previous districting schemes + Evolution of electoral district numbers 1974 1978 1996 2005 2017 2023 Querétaro 2 3 4 4 5 6 Chamber of Deputies 196 300Sources:

2017–2022 Between 2017 and 2022, when the state contained five federal electoral districts, the 3rd covered a portion of the municipality of Querétaro.

2005–2017 Under the 2005 plan, Querétaro had four districts. The 3rd district covered 165 precincts in the municipality of Querétaro. The link contains maps of the 2005 and 1996 schemes.

1996–2005 In the 1996 scheme, which gave Querétaro its fourth congressional seat, the district comprised the northern part of the municipality of Querétaro, including the northern portion of the city.

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, Querétaro's seat allocation rose from two to three. The new 3rd district's head town was at El Marqués and it covered the municipalities of Arroyo Seco, Colón, Corregidora, El Marqués, Huimilpan, Jalpan, Landa, Peñamiller, Pinal de Amoles, San Joaquín and Tolimán.

Deputies returned to Congress

+ Querétaro's 3rd district Election Deputy Party Term Legislature1916–1917Constituent Congressof Querétaro ... The 3rd district was suspended between 1930 and 19791979Rodolfo Luis Monroy Sandoval1979–198251st Congress1982Ernesto Luque Feregrino1982–198552nd Congress1985Augusto Guerrero Castro1985–198853rd Congress1988Benjamín Edgardo Rocha Pedraza1988–199154th Congress1991José Guadalupe Martínez Martínez1991–199455th Congress1994Ernesto Luque Feregrino1994–199756th Congress1997Samuel Gustavo Villanueva García1997–200057th Congress2000Francisco de Jesús de Silva Ruiz2000–200358th Congress2003Guillermo Tamborrel Suárez2003–200659th Congress2006María Jiménez del Castillo2006–200860th Congress2009Alfredo Francisco Lugo Oñate2009–201261st Congress2012Marcos Aguilar Vega2012–201562nd Congress2015Gerardo Gabriel Cuanalo Santos2009–201263rd Congress20182018–202164th Congress2021Ignacio Loyola Vera2021–202465th Congress2024Lorena García Jimeno Alcocer2024–202766th Congress

Presidential elections + Querétaro's 3rd district Election District won by Party or coalition % 2018Andrés Manuel López Obrador Juntos Haremos Historia 46.08712024Claudia Sheinbaum Pardo Sigamos Haciendo Historia 48.4878

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