Pilar, officially the Municipality of Pilar, is a municipality in the province of Bohol, Philippines. According to the 2020 census, it has a population …Pilar, officially the Municipality of Pilar, is a municipality in the province of Bohol, Philippines. According to the 2020 census, it has a population of 28,693 people. Pilar is 77 kilometres from Tagbilaran.