[1] Ridinger earned a bachelor's degree in business administration, real estate, from Boise State University.
On November 8, 1994, Ridinger won the election and became a Republican member of Idaho House of Representatives for District 21, seat B. Ridinger defeated Pattie Nafziger with 53.1% of the votes.
[3] On November 3, 1998, as an incumbent, Ridinger won the election unopposed and continued serving District 21, seat B.
[4] On November 7, 2000, as an incumbent, Ridinger won the election and continued serving District 21, seat B. Ridinger defeated Richard "Dick" Andreasen with 61% of the votes.
[5] On November 5, 2002, Ridinger won the election and became a Republican member of Idaho House of Representatives for District 25, seat B. Ridinger defeated Donna Pence with 50.6% of the votes.