La Hiruela La Hiruela is a municipality of the Community of Madrid, Spain. With a population of 75 inhabitants, in 2017 it was the third least populated municipality in the province.WWW ayuntamientolahiruela.esDemographyWith an area of 17.18 km2 and a population of 65 inhabitants, the population density in the municipality is 3.78 inhab/km2. In 2020 it was the third least populated municipality in the Community of Madrid.