Courts began his professional career at Livingston and made his first team debut in February 1999 against Clyde in a Scottish Football League Second Division game.
With Livingston promoted as champions that year, Courts made four league appearances in the First Division the following season before departing for a loan spell at Cowdenbeath.
Courts dropped into Junior football with local Fife sides Kelty Hearts and Hill of Beath Hawthorn after his release by Livingston in 2002.
A further spell in senior football with East Fife in 2006–07 ended with Courts being loaned back to Hill of Beath before joining Kelty for a second time in late 2007.
[6] In December 2020 he was put in temporary charge of the club's first team when manager Micky Mellon and his coaching staff had to self-isolate during the COVID-19 pandemic,[7] overseeing a 2-0 defeat against Livingston.