Made up of 11 clubs from Buenos Aires Province, the league is the only one that remains amateur.
It was created in 1950 under the name "Tercera de Ascenso" ("third level of promotion").
[4] In 2023 its last edition was held because from 2024, the category was unified with the Primera C in a single tournament.
The team that finishes bottom of Primera D Metropolitana faces relegation.
However, because Primera D Metropolitana is the lowest league in the Argentine football system relegation this means that the relegated team will not participate in the league system the following season.