The entire season (Metropolitano and Nacional championship) ran from 21 February to 22 December.
[3] Unlike previous editions, in 1969 there was only one team relegated, Deportivo Morón.
Out of those 9 clubs, teams placed 1st to 7th would remain in Primera División while the last two teams plus two first of Primera B Metropolitana "Campeonato Zone" would play a new Reclasificatorio to determine which would be promoted or relegated.
Los Andes won the Reclasificatorio A, with no official title awarded.
After River Plate and San Lorenzo finished equaled on points, they played a two-legged series in neutral venues to determine which team would be the second qualified for 1970 Copa Libertadores: * Winner of the series