San Antonio is a barrio in the municipality of Caguas, Puerto Rico.

[3][4][5] San Antonio was in Spain's gazetteers[6] until Puerto Rico was ceded by Spain in the aftermath of the Spanish–American War under the terms of the Treaty of Paris of 1898 and became an unincorporated territory of the United States.

In 1899, the United States Department of War conducted a census of Puerto Rico finding that the population of San Antonio barrio was 887.

[13] In 2017, Barrio San Antonio accounted for only 2 of the 146 permits approved for construction in Caguas.

This Caguas, Puerto Rico location article is a stub.