FCP was lucky enough to convince the commander of the Bavarian 16th Infantry Regiment, based in the city, to let them use their training ground.
Passau did not enter the higher Bavarian football scene until well after the Second World War when, in 1958, the team won the tier-four 2nd Amateurliga Niederbayern.
It took three games against Upper Palatinate champions SpVgg Vohenstrauß to secure promotion to the Amateurliga Südbayern for the first time.
[4] Passau once more won the local 2nd Amateurliga, defeated TV Wackersdorf in two games and returned to the third division in 1961.
[8] After an unimpressive 1966–67 season, the team won the league the year after and earned promotion to the Amateurliga Bayern.
[15] The club returned as a more competitive side and a third place in the league in 1988–89, on equal points with SpVgg Fürth, who it lost a second-place decider to, showed, 1.
[17] In 1991–92, the club finally achieved promotion back to Bavarias highest league, now called Amateur Oberliga Bayern, on the strength of a Landesliga title.
[18] Passau once again established itself as a mid-table side in the league, spending eight seasons at this level, with a sixth place in 1998 as its best result.
[23] At the end of the 2011–12 season the club qualified directly for the newly expanded Landesliga after finishing sixth in the Bezirksoberliga.