2021–22 III liga

The 2021–22 III liga was the 14th season of the fourth tier domestic division in the Polish football league system since its establishment in 2008 under its current title (III liga) and the 6th season under its current league division format. The league was operated by the Polish Football Association (PZPN).

The competition was contested by 73 clubs split geographically across 4 groups, with the winners of each group gaining promotion to the II liga. The season was played in a round-robin tournament. It began in August 2021 and ended in June 2022. The teams included semi-professional clubs (although a few are professional) and the reserve teams of professional clubs.

Format


73 teams were divided into four groups according to geographical criteria:
 * Group I (Łódź – Masovian – Podlaskie – Warmian-Masurian)
 * Group II (Kuyavian-Pomeranian – Greater Poland – Pomeranian – West Pomeranian)
 * Group III (Lower Silesian – Lubusz – Opole – Silesian)
 * Group IV (Świętokrzyskie – Lesser Poland – Lublin – Podkarpackie)

Since 2021–22 season each group of III liga was operated by Polish Football Association (PZPN), not a different voivodship football association.

Changes from last season
The following teams have changed division since the 2020–21 season.