In the 2020 census, the population of San Miguel, Bulacan, was 172,073 people, with a density of .
Languages The municipality, along with two other municipalities (Remedios Trinidad and Norzagaray) and one city (San Jose del Monte) of Bulacan, is the homeland of the
Alta Kabulowan, the first inhabitants of Bulacan,
whose language is also called
Alta Kabulowan. Their language is currently endangered and is in dire need of local government intervention. The majority of residents in the town are native speakers of the
Tagalog language. Due to its proximity with Pampanga towns and it was part of Pampanga, some residents also speak the
Kapampangan language.
Religion and Traditions Currently, San Miguel is divided into four parishes and a large number of
visitas, all of which are under the jurisdiction of the
Diocese of Malolos. These are
Diocesan Shrine and Parish of San Miguel Arcangel located in Brgy. Poblacion; San Jose Esposo de Maria Parish located in Brgy. San Jose; Nuestra Señora delos Remedios Parish located in Brgy. Sibul Springs; and Sacred Heart of Jesus Parish located in Brgy. Salacot. The traditions are very alive and well-preserved in San Miguel, as shown by the
Holy Week processions in the mother church, which include about 60
carrozas. Numerous images of our Lord, the Blessed Mother, and saints, visited this church, such as the
Nuestro Padre Jesus Nazareno of Quiapo and
La Purisima Concepcion de Santa Maria. Every May 8, San Miguel holds its town
fiesta, and every September 29, it celebrates its
Pistang Patron celebration. The tradition of
Los Desposorios or the
Bethrotal of Mary and Joseph is very alive at San Jose Esposo de Maria Parish in Brgy. San Jose. The said parish celebrates its
fiesta every 26 November, the traditional date which the
Augustinians celebrates the feast of the Bethrotal. It will start with
Procesion de los Desposorios and after that, the antique image of Saint Joseph and Our Lady meets at the
patio of the parish and the rite of the
Renewal of Vows will be conducted. == Economy ==