Balbalasang–Balbalan National Park

Lore & Background

The park is centered on Mount Balbalasang near the provincial border with Abra and is often called the 'green heart of the Cordillera' due to its intact pine forests and endemic flora and fauna. It was declared a national park in 1972 under Proclamation No. 1083, series of 1972. The park comprises two mountain ranges within the Cordillera Central, with numerous rivers and creeks draining into the Saltan River. In 2022, Republic Act No. 11688 reclassified and incorporated this park into the Banao Protected Landscape.

Reader's Guide

Balbalasang–Balbalan National Park holds significance as a key biodiversity conservation area within the Luzon Biogeographic Region. It hosts 89 bird species, 39 of which are endemic to the Philippines, including the Isabela oriole and flame-breasted fruit dove, which are found only in Luzon. The park is an Important Bird Area designated by BirdLife International, supporting a significant population of chestnut-faced babblers. Additionally, it shelters 23 mammal species, including endangered ones like the Luzon pygmy fruit bat and Luzon bushy-tailed cloud rat, as well as numerous amphibians, reptiles, and earthworms. The discovery of a Rafflesia species further underscores its ecological importance. Its merger into the Banao Protected Landscape in 2022 reflects ongoing conservation efforts.

Did You Know?

• The park is home to a species of Rafflesia flower.
• Two bird species found only in Luzon, the Isabela oriole and flame-breasted fruit dove, inhabit the park.
• Mount Balbalasang, the highest peak in the park, reaches approximately 2,456 m.
• The park was reclassified and incorporated into the Banao Protected Landscape in 2022.

Topography & Geographic Setting

Balbalasang–Balbalan National Park stretches across 1,338 hectares in the municipality of Balbalan, Kalinga, within the Cordillera Administrative Region of the Philippines. The protected area is anchored by Mount Balbalasang itself, situated in a barangay sharing the mountain's name near the provincial boundary with Abra. Often called the "green heart of the Cordillera," the park encompasses two distinct mountain ranges that belong to the larger Cordillera Central system. A network of rivers and creeks threads through the terrain, all eventually feeding into the Saltan River. Elevation within the park spans a remarkable range: the summit of Mount Sapocoy rises to 2,456 metres along the western edge, where the peak gazes out over the Ilocos and Cagayan Valley, while the eastern reaches dip to just 700 metres at Balbalan. The entire area falls within the Luzon Biogeographic Region, a zone recognized as a unique center of endemism on the island.

Forests & Botanical Riches

Rising above the 1,000-metre mark, the park's upper slopes are cloaked in a mosaic of hardwood stands, pine groves, and mossy forest — ecosystems that together represent some of the most intact pine forests remaining in the Cordillera mountain region. This layered vegetation supports a richly endemic plant community, making the area a living showcase of the biodiversity that defines the highlands. Among the botanical treasures documented here is a species of Rafflesia, the remarkable parasitic flower known for producing some of the largest blooms on Earth. The park's flora, combined with its varied elevations and microclimates, creates conditions that sustain a wide spectrum of plant life from the lower hardwood zones to the mist-shrouded mossy canopies above. As a representative landscape of the Cordillera, the park's forests serve as both a refuge for endemic species and a testament to the ecological complexity of the region's mountain terrain.

Avian & Faunal Conservation

The park functions as a critical biodiversity stronghold, harboring 89 recorded bird species. Of these, 39 are endemic to the Philippines, and two — the Isabela oriole and the flame-breasted fruit dove — are restricted to Luzon alone. While no recorded avian species here is classified as critical or endangered, four are listed as vulnerable on the 2002 IUCN Red List, including the whiskered pitta, Luzon water-redstart, and Luzon jungle flycatcher. BirdLife International has designated the site an Important Bird Area, largely because it sustains a significant population of chestnut-faced babblers. Beyond birds, surveys have documented 23 mammal species, 13 amphibians, 13 reptiles, and 25 earthworm species. Notable residents include the Philippine warty pig, the Luzon striped rat, the Northern Luzon giant cloud rat, the Kalinga narrowmouth toad, and the Luzon narrow-mouthed frog. Two mammals carry endangered status: the Luzon pygmy fruit bat and the Luzon bushy-tailed cloud rat.

Legal Status & Administrative Evolution

Balbalasang–Balbalan National Park, also referred to as Mount Balbalasang National Park, received its formal protected-area designation in 1972 through Republic Act No. 6463, which declared the territory a national park under Philippine law. For five decades, the park operated as a standalone protected area within the municipality of Balbalan in Kalinga, serving as a key component of the country's conservation network in the Cordillera Administrative Region. That administrative framework changed in 2022 when Republic Act No. 11688 was enacted, merging the national park with the adjacent Banao watershed into a single, larger unit now called the Banao Protected Landscape (BPL). This reorganization expanded the scope of protection and integrated watershed management with the park's existing conservation mandate, reflecting a broader shift toward landscape-level approaches to preserving the region's forests, endemic wildlife, and the rivers that drain toward the Saltan.