San Antonio is a district of the Alajuela canton, in the Alajuela province of Costa Rica.

[1][2] San Antonio has an area of 8.93 km2[3] and an elevation of 870 metres.

[1] For the 2011 census, San Antonio had a population of 24,971 inhabitants.

[6] The district is covered by the following road routes: The Interurbano Line operated by Incofer goes through this district.

This Costa Rican location article is a stub.