He was born circa 1770. His father was Javier Salinas, and his mother was Maria Rosa Longoria. His father owned Mier 29 grant.
In 1782, he lived in Mier in household number 62. The church census recorded that he was a child, español, and 12 years old. His household included 8 people:
Don Javier Salinas, married, español, age 52.
Quiteria Villarreal, married, española, age 37.
Javier [Jr.] Salinas, a child, español, age 12.
Maria Teresa Salinas, a child, española, age 11.
Jose Antonio Salinas, a child, español, age 9.
Maria Gregoria Salinas, a young child, española, age 6.
Maria Ignacia Salinas, a young child, española, age 4.
Jose Luis Olivares, a youth, español, age 17.