She was born circa 1788. Her father was Jose Flores, and her mother was Maria Juliana Barrera.
In 1791, she lived in Mier in household number 3. The church census recorded that she was a young child, española, and 3 years old. Her household included 9 people:
Dn Santiago Barrera, married, español, age 65.
Da Maria Salome Garcia, married, española, age 52.
Jose Ramon Barrera, single, español, age 28.
Jose Angel Barrera, single, español, age 22.
Francisco Antonio Barrera, single, español, age 18.
Maria Juliana Barrera, a widow, española, age 32.
Alejo Flores, a young child, español, age 5.
Jose de los Santos Flores, a young child, español, age 4.
Maria Nicolasa Flores, a young child, española, age 3.