Mission La Purisima Concepción, or La Purisima Mission, with the original Spanish name being La Misión de La Purísima Concepción de la Santísima Virgen María, was founded on the Feast Day of the Immaculate Conception of the Blessed Virgin on December 8, 1787.
La Purisima Mission is currently the only example in California of a complete Spanish Catholic mission complex.