Hon. Kelley R. Kostin was elected to the 52nd District Court, 2nd Division in November 2004 and took office in January 2005. Judge Kostin attended the University of Michigan where she received her Bachelor of Arts Degree in Economics in 1983. She was employed by Ford Motor Company in the Finance Department of the Electrical and Electronics Division prior to attending law school.

Judge Kostin clerked for the Hon. Fred M. Mester of Oakland County Circuit Court while attending the University of Detroit Law School and received her Juris Doctorate in 1991.

She served as an associate in a private law firm for 13 years prior to taking the bench. While in private practice, Judge Kostin also served as a Magistrate for the 52nd District Court.

Judge Kostin is active in numerous community organizations including The Clarkston Area Optimists and was a Trustee for Notre Dame Preparatory Academy. She was honored by the Chamber of Commerce in 2002 as Clarkston's "Youth Volunteer of the Year".

Judge Kostin is a member of the State Bar of Michigan and the Oakland County Bar Association, a fellow of the Oakland County Bar Foundation, and a member and Past President of the Oakland County District Judge's Association. She also serves on the Oakland County Community Corrections Advisory Board.

Judge Kostin is a contributing author to the Institute of Continuing Legal Education publication Michigan Drunk Driving Law and Practice, Fifth Edition.

Judge Kostin is married and has one son.