Baler, officially the Municipality of Baler, is a 3rd class municipality and capital of the province of Aurora, Philippines. According to the 2020 c…Baler, officially the Municipality of Baler, is a 3rd class municipality and capital of the province of Aurora, Philippines. According to the 2020 census, it has a population of 43,785 people. Baler is located 231 kilometers northeast of Manila and is accessible by bus and private vehicles via a mountain pass. It is host to spectacular geographic formations and is situated on a vast plain at the south end of Baler Bay, a contiguous segment of the Philippine Sea.