The 1970–71 Nemzeti Bajnokság II was the 73rd season of the Nemzeti Bajnokság II, the second tier of the Hungarian football league.
League table Extra points were awarded to the teams according to their position in the 1970 season.
See also 1970 Magyar Kupa 1970–71 Nemzeti Bajnokság I 1970–71 Nemzeti Bajnokság III
References