The 2025–26 3. Liga will be the 18th season of the 3. Liga. It will start on 1 August 2025 and will conclude on 16 May 2026.
Teams.
Stadiums and locations.
1 TSV Havelse will play their home matches at the Eilenriedestadion since their home stadium, the Wilhelm-Langrehr-Stadion in Garbsen, did not meet 3. Liga standards. They will move to the Heinz von Heiden Arena for high-risk matches.<br>
2 VfB Stuttgart II will play their home matches at the WIRmachenDRUCK Arena since their home stadium, the Robert-Schlienz-Stadion in Stuttgart, did not meet 3. Liga standards.