She was born circa 1781. Her father was Jose Tomas Gonzalez, and her mother was Maria Guadalupe Barrera.
In 1782, she lived in Santa Maria in household number 120. The church census recorded that she was a young child, española, and 1 years old. Her household included 3 people:
Jose Tomas Gonzalez, married, español, age 21.
Maria Guadalupe Barrera, married, española, age 30.
Maria Margarita Gonzalez, a young child, española, age 1.