It was originally organized to assist in the work of educating the children of French nobility. Since its foundation, the community has flourished in the work of training youth in culture, the arts and in basic curricular subjects and of developing souls entrusted to their care. The sanctification and salvation of souls in the apostolate of education is their chief concern. The Sisters of St. Louis schools of domestic economy, elementary and primary schools, secondary schools, orphanages and missions in Africa. During the postulancy, the second year of the novitiate, and after first vows, the sisters are trained and educated by the congregation for the various works of the apostolate.
Special talents are welcome.
For example, doctors, nurses, and teachers. The sisters wear a black habit, cincture and cross, a white coif, band and collar, and a rosary.