[1] 2016 Democratic incumbent and House Majority Whip Johnny Bell chose not to seek reelection.

Riley won the 2016 Republican primary with 2,572 votes (71.8%) against opponent Freddie Joe Wilkerson.

Riley won the 2016 Kentucky House of Representatives election with 11,445 votes (61.5%) against Democratic candidate Danny J.

[4] 2018 Riley was unopposed in the 2018 Republican primary, and won the 2018 Kentucky House of Representatives election with 11,019 votes (72%) against Democratic candidate LaToya Drake.

[4] 2020 Riley was unopposed in the 2020 Republican primary, and won the 2020 Kentucky House of Representatives election with 15,398 votes (77.1%) against Democratic candidate Steve Jones and Libertarian candidate Timothy Filback Sr.[4] 2022 Riley was unopposed in both the 2022 Republican primary and the 2022 Kentucky House of Representatives election, winning with 11,747 votes.