The Archdiocese of San José de Costa Rica is a Latin Church ecclesiastical territory or archdiocese of the Catholic Church in Costa Rica.

A metropolitan see, there are seven suffragan dioceses in its ecclesiastical province: the Diocese of Alajuela, Cartago, Ciudad Quesada, Limón, Puntarenas, San Isidro de El General, and Tilarán.

Erected on 28 February 1850, the Diocese of San José de Costa Rica was elevated to an archdiocese on 16 February 1921.

It is the sole archdiocese in Costa Rica.

This article about a Catholic diocese is a stub.