He was born circa 1767, and was baptized 1 Aug 1767 in Mier. His father was Bartolome Flores, and his mother was Maria Rita Vela. His father owned Porción 13, Mier. His padrino was Jose Santiago -, and his madrina was Maria Josefa -. In 1782, he lived in Santa Isabel de Peña Blanca in household number 125. The church census recorded that he was a youth, español, and 15 years old. His household included 10 people.
He married Maria Cecilia Guajardo, daughter of Manuel Guajardo and Juana Dominga Roza in 1787. He was 20 years old.