Miss Philippines Earth 2011, the 11th edition of the advocacy-driven Miss Philippines Earth beauty pageant, was held on June 5, 2011 in Puerto Princesa, Palawan, Philippines with 10 finalists competed in the finale and was telecast on ABS-CBN at 10:00 pm and The Filipino Channel and was shown internationally via The Filipino Channel. The pageant had aligned itself with the "International Year of the Forests" as it centered this year’s pageant edition with the promotion of forests conservation.