The 2011 Segunda División season was the 66th edition of the second tier of Federación Peruana de Futbol. The tournament was played on a home-and-away round-robin basis. The season was divided into 2 stages. In the first stage the 10 teams played a round-robin home-and-away round for a total of 18 matches each. In the second stage the 10 teams were divided into 2 groups. The top 5 teams played in the group Liguilla Ascenso and the bottom 5 teams played in Liguilla Descenso. Each team carried on their records from the first stage.