The final will be the first appearance for both sides in a national cup final.
Stockton Town play their league football in the Northern League Division One, following promotion from the second division in the previous season. The 2017–18 season was their first season at level nine of the pyramid and only their third season playing in the FA Vase since their first appearance in the 1982–83 season. Their best run in the competition was reaching the second round in the 2016–17 season.[2]
Thatcham Town play in the Hellenic League Premier Division. Thatcham won the league prior to the final on goal difference, finishing on 98 points, to earn promotion to the Southern Football League. They won thirty-one of their thirty-eight league matches, drawing five and losing just two. They embarked on a forty match unbeaten run, in all competitions, before the final - ending with a 2–1 defeat against Binfield two games before to the final.[3][4] Their previous best run in the competition was a quarter-final appearance in the 1988–89 season, where they were defeated by Berkshire rivals Hungerford Town.[5]