It was successively transformed throughout the late Middle Ages and the modern time, particularly because the roadway of the Place Saint Jean was raised twice.

[2] The Parish choir school, and particularly the sculptures of the saints, underwent damages by the troops of François de Beaumont, baron des Adrets, during the siege of Lyon in 1562 by the Protestants.

[4] In the 18th century, the building became a parish choir school, and during the French Revolution, it became the national property.

[5] The current facade has a blind arcade overlaid with foliage, carried by small columns on pilasters.

[3] From 1930, the building became the place of deposit, then a place of exhibition as museum,[6] the Trésor de la Cathédrale de Saint-Jean, established during the 19th century by the cardinals Joseph Fesch and Louis Jacques Maurice de Bonald and which is composed of liturgical objects such as old books, jewelry, clothing and tapestry.