Sheilah was born in Hanford, California. She attended local schools and graduated from high school in 1964.
Sheilah was preceded in death by her parents; Gene and Rosemary Scott, the love of her life husband; Joe Avila, her brother Scotty and sister Shelley Scott.
Sheilah has two children; Jay Jay (Gina) Skaggs and Christi Skaggs, 3 grandchildren; Danielle & Zachary Duncan and Cody (Corrina) Skaggs along with 6 great-grandchildren; Deegan, Raiden & Roman Duncan, Charolette, Collin & Caroline Skaggs all of Hanford.