8th federal electoral district of Puebla

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, Puebla's congressional seat allocation rose from 15 to 16.^[6] The 8th district is situated in the east of Puebla and covers 138 electoral precincts (secciones electorales) across 12 of the state's municipalities:^[7][8]

• Acatzingo, Aljojuca, Atzitzintla, Chalchicomula de Sesma, Esperanza, General Felipe Ángeles, Palmar de Bravo, Quecholac, San Juan Atenco, San Salvador Huixcolotla, Tecamachalco and Yehualtepec.

The head town (cabecera distrital), where results from individual polling stations are gathered together and tallied, is Ciudad Serdán, the municipal seat of Chalchicomula. The district reported a population of 403,021 in the 2020 census.^[1]

2017–2022

From 2017 to 2022, when Puebla was assigned 15 congressional seats, the district's head town was at Ciudad Serdán and it covered 22 municipalities:^[12][11]

• Aljojuca, Atzintzintla, Cuyoaco, Chalchicomula de Sesma, Chichiquila, Chilchotla, Esperanza, Guadalupe Victoria, Lafragua, Libres, Mazapiltepec de Juárez, Ocotepec, Oriental, Quimixtlán, Rafael Lara Grajales, San José Chiapa, San Juan Atenco, San Nicolás Buenos Aires, San Salvador el Seco, Tepeyahualco, Tlachichuca and Xiutetelco.

2005–2017

Under the 2005 plan, the district was one of 16 in Puebla. Its head town was at Ciudad Serdán and it covered 13 municipalities:^[13][14]

• Aljojuca, Atzintzintla, Chalchicomula de Sesma, Esperanza, General Felipe Ángeles, Palmar de Bravo, Quecholac, San Juan Atenco, Tecamachalco, Tlachichuca, Tochtepec, Xochitlán Todos Santos and Yehualtepec.

1996–2005

Between 1996 and 2005, Puebla had 15 districts. The 8th covered 15 municipalities, with its head town at Ciudad Serdán.^[15][14]

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, Puebla's seat allocation rose from 10 to 14.^[9] The 8th district's head town was at Teziutlán in the east of the state and it comprised 14`municipalities.^[16]