St Patrick's Athletic F.C.
After leaving the [[League of Ireland]], Jacobs rejoined the [[Leinster Senior League Senior Division|Leinster Senior League]]. During the 1950s they enjoyed something of a revival. In 1949–50 they won the [[FAI Intermediate Cup]] after beating [[St Patrick's Athletic F.C.|St Patrick's Athletic]] in the final. They were also runners up in this cup competition in 1952–53, 1953–54 and 1960–61. Between 1952–53 and 1954–55 they were Leinster Senior League champions on three consecutive seasons. In 1967–68 they won a fourth Leinster Senior League title.