A USDA Rural Development field office is located in Torrecillas.

In 1899, the United States Department of War conducted a census of Puerto Rico finding that the population of Torrecillas barrio was 572.

Hurricane Maria hit on September 20, 2017, and six months later a community, of about 300 residents in Torrecillas, reported their electrical power had not yet been restored.

[13] A USDA Rural Development field office is located on the Torrecillas side of Sector La Línea on PR-6622.

[14] Barrios (which are, in contemporary times, roughly comparable to minor civil divisions)[15] in turn are further subdivided into smaller local populated place areas/units called sectores (sectors in English).