baptized on February 27, 1820 at St. Ferdinand Catholic Church, Florissant Missouri. His birthdate is not given in the church record. His parents are buried at Old St. Ferdinand Cemetery in Florissant.
Father: Michael Castello #110213316
Mother: Nancy McDonald Castello #110213517
The house where Michael was born and raised is still standing in Florissant. His brother was the founder of Florissant Colorado and a nephew was mayor of Florissant Missouri for over 35 yrs.