San Isidro, officially the Municipality of San Isidro, is a 5th class municipality in the province of Bohol, Philippines. According to the 20…San Isidro, officially the Municipality of San Isidro, is a 5th class municipality in the province of Bohol, Philippines. According to the 2020 census, it has a population of 9,909 people. This town is quite unique because it is the only town covered by the 2nd District surrounded by towns of the 1st District. San Isidro is 31 kilometres from Tagbilaran.