Brigg were relegated back to the Premier Division of the Northern Counties East League at the end of the 2014–15 season after finishing bottom of Division One South. The 2015–16 season saw them relegated again, this time to Division One of the Northern Counties East League. In 2017–18 they finished second-from-bottom of Division One and were relegated to the Lincolnshire League. In 2018–19 the club won the Lincolnshire Junior Cup, defeating Horncastle Town 3–1 in the final, and were runners-up in the Lincolnshire League, resulting in promotion back to Division One of the Northern Counties East League.