Rev. Tobey first felt a calling to ministry when she was a senior in high school in Midwest City, Oklahoma, although she did not fully understand or follow her call into ministry for another fifteen years. During this time, she primarily worked as a legal assistant in Oklahoma City. Rev. Tobey earned a Bachelor of Science degree from Southern Nazarene University, and graduated cum laude with a Master of Divinity Degree from Phillips Theological Seminary, Tulsa, Oklahoma. She completed her Doctorate of Ministry degree in 2015. .
Sonja and her husband, Mike, have four children (a son and daughter-in-law, and two daughters), and two dogs.