She was born circa 1780. Her father was Apolinario Ramirez Vela, and her mother was Maria Rita Sandoval.
In 1782, she lived in Sabinitos in household number 92. The church census recorded that she was a young child, española, and 2 years old. Her household included 3 people:
Apolinario Ramirez Vela, married, español, age 23.
Maria Rita Sandoval, married, española, age 20.
Maria Josefa Ramirez, a young child, española, age 2.