2016–17 Primera B Nacional

The 2016–17 Argentine Primera B Nacional was the 32nd season of the Argentine second division. The season began in August 2016 and ended in July 2017. Twenty-three teams competed in the league, twenty returning from the 2016 season, one team that was relegated from Primera División and two teams promoted from Federal A and B Metropolitana.

Competition format
The league's format changed from the previous season. Twenty-three teams which played each other twice for a total of forty-four matches each. The Champion and the runner-up earned promotion to the Primera División. Four teams were relegated at the end of the season.

Relegation
The bottom four teams of this table were relegated. In the Primera B Nacional, clubs with an indirect affiliation with Argentine Football Association are relegated to the Torneo Federal A, while clubs directly affiliated are relegated to Primera B Metropolitana. Source: AFA